Bug Summary

File:drivers/media/v4l2-core/v4l2-compat-ioctl32.c
Warning:line 145, column 6
Copies out a struct with uncleared padding (>= 2 bytes)

Annotated Source Code

1/*
2 * ioctl32.c: Conversion between 32bit and 64bit native ioctls.
3 * Separated from fs stuff by Arnd Bergmann <[email protected]>
4 *
5 * Copyright (C) 1997-2000 Jakub Jelinek ([email protected])
6 * Copyright (C) 1998 Eddie C. Dost ([email protected])
7 * Copyright (C) 2001,2002 Andi Kleen, SuSE Labs
8 * Copyright (C) 2003 Pavel Machek ([email protected])
9 * Copyright (C) 2005 Philippe De Muyter ([email protected])
10 * Copyright (C) 2008 Hans Verkuil <[email protected]>
11 *
12 * These routines maintain argument size conversion between 32bit and 64bit
13 * ioctls.
14 */
15
16#include <linux1/compat.h>
17#include <linux1/module.h>
18#include <linux1/videodev2.h>
19#include <linux1/v4l2-subdev.h>
20#include <media/v4l2-dev.h>
21#include <media/v4l2-ioctl.h>
22
23static long native_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
24{
25 long ret = -ENOIOCTLCMD515;
26
27 if (file->f_op->unlocked_ioctl)
28 ret = file->f_op->unlocked_ioctl(file, cmd, arg);
29
30 return ret;
31}
32
33
34struct v4l2_clip32 {
35 struct v4l2_rect c;
36 compat_caddr_t next;
37};
38
39struct v4l2_window32 {
40 struct v4l2_rect w;
41 __u32 field; /* enum v4l2_field */
42 __u32 chromakey;
43 compat_caddr_t clips; /* actually struct v4l2_clip32 * */
44 __u32 clipcount;
45 compat_caddr_t bitmap;
46};
47
48static int get_v4l2_window32(struct v4l2_window *kp, struct v4l2_window32 __user *up)
49{
50 if (!access_ok(VERIFY_READ, up, sizeof(struct v4l2_window32))(!({ (void)0; __chk_range_not_ok((unsigned long )(up), sizeof
(struct v4l2_window32), (get_current()->thread.addr_limit.
seg)); })) ||
51 copy_from_user(&kp->w, &up->w, sizeof(up->w)) ||
52 get_user(kp->field, &up->field)({ int __ret_gu; register __typeof__(__builtin_choose_expr(sizeof
(*(&up->field)) > sizeof(0UL), 0ULL, 0UL)) __val_gu
asm("%""rdx"); register void *__sp asm("rsp"); (void)0; __might_fault
("drivers/media/v4l2-core/v4l2-compat-ioctl32.c", 52); asm volatile
("call __get_user_%P4" : "=a" (__ret_gu), "=r" (__val_gu), "+r"
(__sp) : "0" (&up->field), "i" (sizeof(*(&up->
field)))); (kp->field) = ( __typeof__(*(&up->field)
)) __val_gu; clang_analyzer_taint(&kp->field); __builtin_expect
(__ret_gu, 0); }) ||
53 get_user(kp->chromakey, &up->chromakey)({ int __ret_gu; register __typeof__(__builtin_choose_expr(sizeof
(*(&up->chromakey)) > sizeof(0UL), 0ULL, 0UL)) __val_gu
asm("%""rdx"); register void *__sp asm("rsp"); (void)0; __might_fault
("drivers/media/v4l2-core/v4l2-compat-ioctl32.c", 53); asm volatile
("call __get_user_%P4" : "=a" (__ret_gu), "=r" (__val_gu), "+r"
(__sp) : "0" (&up->chromakey), "i" (sizeof(*(&up->
chromakey)))); (kp->chromakey) = ( __typeof__(*(&up->
chromakey))) __val_gu; clang_analyzer_taint(&kp->chromakey
); __builtin_expect(__ret_gu, 0); }) ||
54 get_user(kp->clipcount, &up->clipcount)({ int __ret_gu; register __typeof__(__builtin_choose_expr(sizeof
(*(&up->clipcount)) > sizeof(0UL), 0ULL, 0UL)) __val_gu
asm("%""rdx"); register void *__sp asm("rsp"); (void)0; __might_fault
("drivers/media/v4l2-core/v4l2-compat-ioctl32.c", 54); asm volatile
("call __get_user_%P4" : "=a" (__ret_gu), "=r" (__val_gu), "+r"
(__sp) : "0" (&up->clipcount), "i" (sizeof(*(&up->
clipcount)))); (kp->clipcount) = ( __typeof__(*(&up->
clipcount))) __val_gu; clang_analyzer_taint(&kp->clipcount
); __builtin_expect(__ret_gu, 0); }))
55 return -EFAULT14;
56 if (kp->clipcount > 2048)
57 return -EINVAL22;
58 if (kp->clipcount) {
59 struct v4l2_clip32 __user *uclips;
60 struct v4l2_clip __user *kclips;
61 int n = kp->clipcount;
62 compat_caddr_t p;
63
64 if (get_user(p, &up->clips)({ int __ret_gu; register __typeof__(__builtin_choose_expr(sizeof
(*(&up->clips)) > sizeof(0UL), 0ULL, 0UL)) __val_gu
asm("%""rdx"); register void *__sp asm("rsp"); (void)0; __might_fault
("drivers/media/v4l2-core/v4l2-compat-ioctl32.c", 64); asm volatile
("call __get_user_%P4" : "=a" (__ret_gu), "=r" (__val_gu), "+r"
(__sp) : "0" (&up->clips), "i" (sizeof(*(&up->
clips)))); (p) = ( __typeof__(*(&up->clips))) __val_gu
; clang_analyzer_taint(&p); __builtin_expect(__ret_gu, 0)
; }))
65 return -EFAULT14;
66 uclips = compat_ptr(p);
67 kclips = compat_alloc_user_space(n * sizeof(struct v4l2_clip));
68 kp->clips = kclips;
69 while (--n >= 0) {
70 if (copy_in_user(&kclips->c, &uclips->c, sizeof(uclips->c)))
71 return -EFAULT14;
72 if (put_user(n ? kclips + 1 : NULL, &kclips->next)({ int __ret_pu; __typeof__(*(&kclips->next)) __pu_val
; (void)0; __might_fault("drivers/media/v4l2-core/v4l2-compat-ioctl32.c"
, 72); __pu_val = n ? kclips + 1 : ((void *)0); switch (sizeof
(*(&kclips->next))) { case 1: asm volatile("call __put_user_"
"1" : "=a" (__ret_pu) : "0" ((typeof(*(&kclips->next)
))(__pu_val)), "c" (&kclips->next) : "ebx"); break; case
2: asm volatile("call __put_user_" "2" : "=a" (__ret_pu) : "0"
((typeof(*(&kclips->next)))(__pu_val)), "c" (&kclips
->next) : "ebx"); break; case 4: asm volatile("call __put_user_"
"4" : "=a" (__ret_pu) : "0" ((typeof(*(&kclips->next)
))(__pu_val)), "c" (&kclips->next) : "ebx"); break; case
8: asm volatile("call __put_user_" "8" : "=a" (__ret_pu) : "0"
((typeof(*(&kclips->next)))(__pu_val)), "c" (&kclips
->next) : "ebx"); break; default: asm volatile("call __put_user_"
"X" : "=a" (__ret_pu) : "0" ((typeof(*(&kclips->next)
))(__pu_val)), "c" (&kclips->next) : "ebx"); break; } __builtin_expect
(__ret_pu, 0); }))
73 return -EFAULT14;
74 uclips += 1;
75 kclips += 1;
76 }
77 } else
78 kp->clips = NULL((void *)0);
79 return 0;
80}
81
82static int put_v4l2_window32(struct v4l2_window *kp, struct v4l2_window32 __user *up)
83{
84 if (copy_to_user(&up->w, &kp->w, sizeof(kp->w)) ||
85 put_user(kp->field, &up->field)({ int __ret_pu; __typeof__(*(&up->field)) __pu_val; (
void)0; __might_fault("drivers/media/v4l2-core/v4l2-compat-ioctl32.c"
, 85); __pu_val = kp->field; switch (sizeof(*(&up->
field))) { case 1: asm volatile("call __put_user_" "1" : "=a"
(__ret_pu) : "0" ((typeof(*(&up->field)))(__pu_val)),
"c" (&up->field) : "ebx"); break; case 2: asm volatile
("call __put_user_" "2" : "=a" (__ret_pu) : "0" ((typeof(*(&
up->field)))(__pu_val)), "c" (&up->field) : "ebx");
break; case 4: asm volatile("call __put_user_" "4" : "=a" (__ret_pu
) : "0" ((typeof(*(&up->field)))(__pu_val)), "c" (&
up->field) : "ebx"); break; case 8: asm volatile("call __put_user_"
"8" : "=a" (__ret_pu) : "0" ((typeof(*(&up->field)))(
__pu_val)), "c" (&up->field) : "ebx"); break; default:
asm volatile("call __put_user_" "X" : "=a" (__ret_pu) : "0" (
(typeof(*(&up->field)))(__pu_val)), "c" (&up->field
) : "ebx"); break; } __builtin_expect(__ret_pu, 0); }) ||
86 put_user(kp->chromakey, &up->chromakey)({ int __ret_pu; __typeof__(*(&up->chromakey)) __pu_val
; (void)0; __might_fault("drivers/media/v4l2-core/v4l2-compat-ioctl32.c"
, 86); __pu_val = kp->chromakey; switch (sizeof(*(&up->
chromakey))) { case 1: asm volatile("call __put_user_" "1" : "=a"
(__ret_pu) : "0" ((typeof(*(&up->chromakey)))(__pu_val
)), "c" (&up->chromakey) : "ebx"); break; case 2: asm volatile
("call __put_user_" "2" : "=a" (__ret_pu) : "0" ((typeof(*(&
up->chromakey)))(__pu_val)), "c" (&up->chromakey) :
"ebx"); break; case 4: asm volatile("call __put_user_" "4" :
"=a" (__ret_pu) : "0" ((typeof(*(&up->chromakey)))(__pu_val
)), "c" (&up->chromakey) : "ebx"); break; case 8: asm volatile
("call __put_user_" "8" : "=a" (__ret_pu) : "0" ((typeof(*(&
up->chromakey)))(__pu_val)), "c" (&up->chromakey) :
"ebx"); break; default: asm volatile("call __put_user_" "X" :
"=a" (__ret_pu) : "0" ((typeof(*(&up->chromakey)))(__pu_val
)), "c" (&up->chromakey) : "ebx"); break; } __builtin_expect
(__ret_pu, 0); }) ||
87 put_user(kp->clipcount, &up->clipcount)({ int __ret_pu; __typeof__(*(&up->clipcount)) __pu_val
; (void)0; __might_fault("drivers/media/v4l2-core/v4l2-compat-ioctl32.c"
, 87); __pu_val = kp->clipcount; switch (sizeof(*(&up->
clipcount))) { case 1: asm volatile("call __put_user_" "1" : "=a"
(__ret_pu) : "0" ((typeof(*(&up->clipcount)))(__pu_val
)), "c" (&up->clipcount) : "ebx"); break; case 2: asm volatile
("call __put_user_" "2" : "=a" (__ret_pu) : "0" ((typeof(*(&
up->clipcount)))(__pu_val)), "c" (&up->clipcount) :
"ebx"); break; case 4: asm volatile("call __put_user_" "4" :
"=a" (__ret_pu) : "0" ((typeof(*(&up->clipcount)))(__pu_val
)), "c" (&up->clipcount) : "ebx"); break; case 8: asm volatile
("call __put_user_" "8" : "=a" (__ret_pu) : "0" ((typeof(*(&
up->clipcount)))(__pu_val)), "c" (&up->clipcount) :
"ebx"); break; default: asm volatile("call __put_user_" "X" :
"=a" (__ret_pu) : "0" ((typeof(*(&up->clipcount)))(__pu_val
)), "c" (&up->clipcount) : "ebx"); break; } __builtin_expect
(__ret_pu, 0); }))
88 return -EFAULT14;
89 return 0;
90}
91
92static inlineinline __attribute__((no_instrument_function)) int get_v4l2_pix_format(struct v4l2_pix_format *kp, struct v4l2_pix_format __user *up)
93{
94 if (copy_from_user(kp, up, sizeof(struct v4l2_pix_format)))
95 return -EFAULT14;
96 return 0;
97}
98
99static inlineinline __attribute__((no_instrument_function)) int get_v4l2_pix_format_mplane(struct v4l2_pix_format_mplane *kp,
100 struct v4l2_pix_format_mplane __user *up)
101{
102 if (copy_from_user(kp, up, sizeof(struct v4l2_pix_format_mplane)))
103 return -EFAULT14;
104 return 0;
105}
106
107static inlineinline __attribute__((no_instrument_function)) int put_v4l2_pix_format(struct v4l2_pix_format *kp, struct v4l2_pix_format __user *up)
108{
109 if (copy_to_user(up, kp, sizeof(struct v4l2_pix_format)))
110 return -EFAULT14;
111 return 0;
112}
113
114static inlineinline __attribute__((no_instrument_function)) int put_v4l2_pix_format_mplane(struct v4l2_pix_format_mplane *kp,
115 struct v4l2_pix_format_mplane __user *up)
116{
117 if (copy_to_user(up, kp, sizeof(struct v4l2_pix_format_mplane)))
118 return -EFAULT14;
119 return 0;
120}
121
122static inlineinline __attribute__((no_instrument_function)) int get_v4l2_vbi_format(struct v4l2_vbi_format *kp, struct v4l2_vbi_format __user *up)
123{
124 if (copy_from_user(kp, up, sizeof(struct v4l2_vbi_format)))
125 return -EFAULT14;
126 return 0;
127}
128
129static inlineinline __attribute__((no_instrument_function)) int put_v4l2_vbi_format(struct v4l2_vbi_format *kp, struct v4l2_vbi_format __user *up)
130{
131 if (copy_to_user(up, kp, sizeof(struct v4l2_vbi_format)))
132 return -EFAULT14;
133 return 0;
134}
135
136static inlineinline __attribute__((no_instrument_function)) int get_v4l2_sliced_vbi_format(struct v4l2_sliced_vbi_format *kp, struct v4l2_sliced_vbi_format __user *up)
137{
138 if (copy_from_user(kp, up, sizeof(struct v4l2_sliced_vbi_format)))
139 return -EFAULT14;
140 return 0;
141}
142
143static inlineinline __attribute__((no_instrument_function)) int put_v4l2_sliced_vbi_format(struct v4l2_sliced_vbi_format *kp, struct v4l2_sliced_vbi_format __user *up)
144{
145 if (copy_to_user(up, kp, sizeof(struct v4l2_sliced_vbi_format)))
17
←
Copies out a struct with uncleared padding (>= 2 bytes)
146 return -EFAULT14;
147 return 0;
148}
149
150static inlineinline __attribute__((no_instrument_function)) int get_v4l2_sdr_format(struct v4l2_sdr_format *kp, struct v4l2_sdr_format __user *up)
151{
152 if (copy_from_user(kp, up, sizeof(struct v4l2_sdr_format)))
153 return -EFAULT14;
154 return 0;
155}
156
157static inlineinline __attribute__((no_instrument_function)) int put_v4l2_sdr_format(struct v4l2_sdr_format *kp, struct v4l2_sdr_format __user *up)
158{
159 if (copy_to_user(up, kp, sizeof(struct v4l2_sdr_format)))
160 return -EFAULT14;
161 return 0;
162}
163
164struct v4l2_format32 {
165 __u32 type; /* enum v4l2_buf_type */
166 union {
167 struct v4l2_pix_format pix;
168 struct v4l2_pix_format_mplane pix_mp;
169 struct v4l2_window32 win;
170 struct v4l2_vbi_format vbi;
171 struct v4l2_sliced_vbi_format sliced;
172 struct v4l2_sdr_format sdr;
173 __u8 raw_data[200]; /* user-defined */
174 } fmt;
175};
176
177/**
178 * struct v4l2_create_buffers32 - VIDIOC_CREATE_BUFS32 argument
179 * @index: on return, index of the first created buffer
180 * @count: entry: number of requested buffers,
181 * return: number of created buffers
182 * @memory: buffer memory type
183 * @format: frame format, for which buffers are requested
184 * @reserved: future extensions
185 */
186struct v4l2_create_buffers32 {
187 __u32 index;
188 __u32 count;
189 __u32 memory; /* enum v4l2_memory */
190 struct v4l2_format32 format;
191 __u32 reserved[8];
192};
193
194static int __get_v4l2_format32(struct v4l2_format *kp, struct v4l2_format32 __user *up)
195{
196 if (get_user(kp->type, &up->type)({ int __ret_gu; register __typeof__(__builtin_choose_expr(sizeof
(*(&up->type)) > sizeof(0UL), 0ULL, 0UL)) __val_gu asm
("%""rdx"); register void *__sp asm("rsp"); (void)0; __might_fault
("drivers/media/v4l2-core/v4l2-compat-ioctl32.c", 196); asm volatile
("call __get_user_%P4" : "=a" (__ret_gu), "=r" (__val_gu), "+r"
(__sp) : "0" (&up->type), "i" (sizeof(*(&up->type
)))); (kp->type) = ( __typeof__(*(&up->type))) __val_gu
; clang_analyzer_taint(&kp->type); __builtin_expect(__ret_gu
, 0); }))
197 return -EFAULT14;
198
199 switch (kp->type) {
200 case V4L2_BUF_TYPE_VIDEO_CAPTURE:
201 case V4L2_BUF_TYPE_VIDEO_OUTPUT:
202 return get_v4l2_pix_format(&kp->fmt.pix, &up->fmt.pix);
203 case V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE:
204 case V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE:
205 return get_v4l2_pix_format_mplane(&kp->fmt.pix_mp,
206 &up->fmt.pix_mp);
207 case V4L2_BUF_TYPE_VIDEO_OVERLAY:
208 case V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY:
209 return get_v4l2_window32(&kp->fmt.win, &up->fmt.win);
210 case V4L2_BUF_TYPE_VBI_CAPTURE:
211 case V4L2_BUF_TYPE_VBI_OUTPUT:
212 return get_v4l2_vbi_format(&kp->fmt.vbi, &up->fmt.vbi);
213 case V4L2_BUF_TYPE_SLICED_VBI_CAPTURE:
214 case V4L2_BUF_TYPE_SLICED_VBI_OUTPUT:
215 return get_v4l2_sliced_vbi_format(&kp->fmt.sliced, &up->fmt.sliced);
216 case V4L2_BUF_TYPE_SDR_CAPTURE:
217 case V4L2_BUF_TYPE_SDR_OUTPUT:
218 return get_v4l2_sdr_format(&kp->fmt.sdr, &up->fmt.sdr);
219 default:
220 pr_info("compat_ioctl32: unexpected VIDIOC_FMT type %d\n",printk("\001" "6" "compat_ioctl32: unexpected VIDIOC_FMT type %d\n"
, kp->type)
221 kp->type)printk("\001" "6" "compat_ioctl32: unexpected VIDIOC_FMT type %d\n"
, kp->type);
222 return -EINVAL22;
223 }
224}
225
226static int get_v4l2_format32(struct v4l2_format *kp, struct v4l2_format32 __user *up)
227{
228 if (!access_ok(VERIFY_READ, up, sizeof(struct v4l2_format32))(!({ (void)0; __chk_range_not_ok((unsigned long )(up), sizeof
(struct v4l2_format32), (get_current()->thread.addr_limit.
seg)); })))
229 return -EFAULT14;
230 return __get_v4l2_format32(kp, up);
231}
232
233static int get_v4l2_create32(struct v4l2_create_buffers *kp, struct v4l2_create_buffers32 __user *up)
234{
235 if (!access_ok(VERIFY_READ, up, sizeof(struct v4l2_create_buffers32))(!({ (void)0; __chk_range_not_ok((unsigned long )(up), sizeof
(struct v4l2_create_buffers32), (get_current()->thread.addr_limit
.seg)); })) ||
236 copy_from_user(kp, up, offsetof(struct v4l2_create_buffers32, format)__builtin_offsetof(struct v4l2_create_buffers32, format)))
237 return -EFAULT14;
238 return __get_v4l2_format32(&kp->format, &up->format);
239}
240
241static int __put_v4l2_format32(struct v4l2_format *kp, struct v4l2_format32 __user *up)
242{
243 if (put_user(kp->type, &up->type)({ int __ret_pu; __typeof__(*(&up->type)) __pu_val; (void
)0; __might_fault("drivers/media/v4l2-core/v4l2-compat-ioctl32.c"
, 243); __pu_val = kp->type; switch (sizeof(*(&up->
type))) { case 1: asm volatile("call __put_user_" "1" : "=a" (
__ret_pu) : "0" ((typeof(*(&up->type)))(__pu_val)), "c"
(&up->type) : "ebx"); break; case 2: asm volatile("call __put_user_"
"2" : "=a" (__ret_pu) : "0" ((typeof(*(&up->type)))(__pu_val
)), "c" (&up->type) : "ebx"); break; case 4: asm volatile
("call __put_user_" "4" : "=a" (__ret_pu) : "0" ((typeof(*(&
up->type)))(__pu_val)), "c" (&up->type) : "ebx"); break
; case 8: asm volatile("call __put_user_" "8" : "=a" (__ret_pu
) : "0" ((typeof(*(&up->type)))(__pu_val)), "c" (&
up->type) : "ebx"); break; default: asm volatile("call __put_user_"
"X" : "=a" (__ret_pu) : "0" ((typeof(*(&up->type)))(__pu_val
)), "c" (&up->type) : "ebx"); break; } __builtin_expect
(__ret_pu, 0); }))
14
←
Taking false branch
→
244 return -EFAULT14;
245
246 switch (kp->type) {
15
←
Control jumps to 'case V4L2_BUF_TYPE_SLICED_VBI_OUTPUT:' at line 261
→
247 case V4L2_BUF_TYPE_VIDEO_CAPTURE:
248 case V4L2_BUF_TYPE_VIDEO_OUTPUT:
249 return put_v4l2_pix_format(&kp->fmt.pix, &up->fmt.pix);
250 case V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE:
251 case V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE:
252 return put_v4l2_pix_format_mplane(&kp->fmt.pix_mp,
253 &up->fmt.pix_mp);
254 case V4L2_BUF_TYPE_VIDEO_OVERLAY:
255 case V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY:
256 return put_v4l2_window32(&kp->fmt.win, &up->fmt.win);
257 case V4L2_BUF_TYPE_VBI_CAPTURE:
258 case V4L2_BUF_TYPE_VBI_OUTPUT:
259 return put_v4l2_vbi_format(&kp->fmt.vbi, &up->fmt.vbi);
260 case V4L2_BUF_TYPE_SLICED_VBI_CAPTURE:
261 case V4L2_BUF_TYPE_SLICED_VBI_OUTPUT:
262 return put_v4l2_sliced_vbi_format(&kp->fmt.sliced, &up->fmt.sliced);
16
←
Calling 'put_v4l2_sliced_vbi_format'
→
263 case V4L2_BUF_TYPE_SDR_CAPTURE:
264 case V4L2_BUF_TYPE_SDR_OUTPUT:
265 return put_v4l2_sdr_format(&kp->fmt.sdr, &up->fmt.sdr);
266 default:
267 pr_info("compat_ioctl32: unexpected VIDIOC_FMT type %d\n",printk("\001" "6" "compat_ioctl32: unexpected VIDIOC_FMT type %d\n"
, kp->type)
268 kp->type)printk("\001" "6" "compat_ioctl32: unexpected VIDIOC_FMT type %d\n"
, kp->type);
269 return -EINVAL22;
270 }
271}
272
273static int put_v4l2_format32(struct v4l2_format *kp, struct v4l2_format32 __user *up)
274{
275 if (!access_ok(VERIFY_WRITE, up, sizeof(struct v4l2_format32))(!({ (void)0; __chk_range_not_ok((unsigned long )(up), sizeof
(struct v4l2_format32), (get_current()->thread.addr_limit.
seg)); })))
12
←
Taking false branch
→
276 return -EFAULT14;
277 return __put_v4l2_format32(kp, up);
13
←
Calling '__put_v4l2_format32'
→
278}
279
280static int put_v4l2_create32(struct v4l2_create_buffers *kp, struct v4l2_create_buffers32 __user *up)
281{
282 if (!access_ok(VERIFY_WRITE, up, sizeof(struct v4l2_create_buffers32))(!({ (void)0; __chk_range_not_ok((unsigned long )(up), sizeof
(struct v4l2_create_buffers32), (get_current()->thread.addr_limit
.seg)); })) ||
283 copy_to_user(up, kp, offsetof(struct v4l2_create_buffers32, format)__builtin_offsetof(struct v4l2_create_buffers32, format)) ||
284 copy_to_user(up->reserved, kp->reserved, sizeof(kp->reserved)))
285 return -EFAULT14;
286 return __put_v4l2_format32(&kp->format, &up->format);
287}
288
289struct v4l2_standard32 {
290 __u32 index;
291 compat_u64 id;
292 __u8 name[24];
293 struct v4l2_fract frameperiod; /* Frames, not fields */
294 __u32 framelines;
295 __u32 reserved[4];
296};
297
298static int get_v4l2_standard32(struct v4l2_standard *kp, struct v4l2_standard32 __user *up)
299{
300 /* other fields are not set by the user, nor used by the driver */
301 if (!access_ok(VERIFY_READ, up, sizeof(struct v4l2_standard32))(!({ (void)0; __chk_range_not_ok((unsigned long )(up), sizeof
(struct v4l2_standard32), (get_current()->thread.addr_limit
.seg)); })) ||
302 get_user(kp->index, &up->index)({ int __ret_gu; register __typeof__(__builtin_choose_expr(sizeof
(*(&up->index)) > sizeof(0UL), 0ULL, 0UL)) __val_gu
asm("%""rdx"); register void *__sp asm("rsp"); (void)0; __might_fault
("drivers/media/v4l2-core/v4l2-compat-ioctl32.c", 302); asm volatile
("call __get_user_%P4" : "=a" (__ret_gu), "=r" (__val_gu), "+r"
(__sp) : "0" (&up->index), "i" (sizeof(*(&up->
index)))); (kp->index) = ( __typeof__(*(&up->index)
)) __val_gu; clang_analyzer_taint(&kp->index); __builtin_expect
(__ret_gu, 0); }))
303 return -EFAULT14;
304 return 0;
305}
306
307static int put_v4l2_standard32(struct v4l2_standard *kp, struct v4l2_standard32 __user *up)
308{
309 if (!access_ok(VERIFY_WRITE, up, sizeof(struct v4l2_standard32))(!({ (void)0; __chk_range_not_ok((unsigned long )(up), sizeof
(struct v4l2_standard32), (get_current()->thread.addr_limit
.seg)); })) ||
310 put_user(kp->index, &up->index)({ int __ret_pu; __typeof__(*(&up->index)) __pu_val; (
void)0; __might_fault("drivers/media/v4l2-core/v4l2-compat-ioctl32.c"
, 310); __pu_val = kp->index; switch (sizeof(*(&up->
index))) { case 1: asm volatile("call __put_user_" "1" : "=a"
(__ret_pu) : "0" ((typeof(*(&up->index)))(__pu_val)),
"c" (&up->index) : "ebx"); break; case 2: asm volatile
("call __put_user_" "2" : "=a" (__ret_pu) : "0" ((typeof(*(&
up->index)))(__pu_val)), "c" (&up->index) : "ebx");
break; case 4: asm volatile("call __put_user_" "4" : "=a" (__ret_pu
) : "0" ((typeof(*(&up->index)))(__pu_val)), "c" (&
up->index) : "ebx"); break; case 8: asm volatile("call __put_user_"
"8" : "=a" (__ret_pu) : "0" ((typeof(*(&up->index)))(
__pu_val)), "c" (&up->index) : "ebx"); break; default:
asm volatile("call __put_user_" "X" : "=a" (__ret_pu) : "0" (
(typeof(*(&up->index)))(__pu_val)), "c" (&up->index
) : "ebx"); break; } __builtin_expect(__ret_pu, 0); }) ||
311 put_user(kp->id, &up->id)({ int __ret_pu; __typeof__(*(&up->id)) __pu_val; (void
)0; __might_fault("drivers/media/v4l2-core/v4l2-compat-ioctl32.c"
, 311); __pu_val = kp->id; switch (sizeof(*(&up->id
))) { case 1: asm volatile("call __put_user_" "1" : "=a" (__ret_pu
) : "0" ((typeof(*(&up->id)))(__pu_val)), "c" (&up
->id) : "ebx"); break; case 2: asm volatile("call __put_user_"
"2" : "=a" (__ret_pu) : "0" ((typeof(*(&up->id)))(__pu_val
)), "c" (&up->id) : "ebx"); break; case 4: asm volatile
("call __put_user_" "4" : "=a" (__ret_pu) : "0" ((typeof(*(&
up->id)))(__pu_val)), "c" (&up->id) : "ebx"); break
; case 8: asm volatile("call __put_user_" "8" : "=a" (__ret_pu
) : "0" ((typeof(*(&up->id)))(__pu_val)), "c" (&up
->id) : "ebx"); break; default: asm volatile("call __put_user_"
"X" : "=a" (__ret_pu) : "0" ((typeof(*(&up->id)))(__pu_val
)), "c" (&up->id) : "ebx"); break; } __builtin_expect(
__ret_pu, 0); }) ||
312 copy_to_user(up->name, kp->name, 24) ||
313 copy_to_user(&up->frameperiod, &kp->frameperiod, sizeof(kp->frameperiod)) ||
314 put_user(kp->framelines, &up->framelines)({ int __ret_pu; __typeof__(*(&up->framelines)) __pu_val
; (void)0; __might_fault("drivers/media/v4l2-core/v4l2-compat-ioctl32.c"
, 314); __pu_val = kp->framelines; switch (sizeof(*(&up
->framelines))) { case 1: asm volatile("call __put_user_" "1"
: "=a" (__ret_pu) : "0" ((typeof(*(&up->framelines)))
(__pu_val)), "c" (&up->framelines) : "ebx"); break; case
2: asm volatile("call __put_user_" "2" : "=a" (__ret_pu) : "0"
((typeof(*(&up->framelines)))(__pu_val)), "c" (&up
->framelines) : "ebx"); break; case 4: asm volatile("call __put_user_"
"4" : "=a" (__ret_pu) : "0" ((typeof(*(&up->framelines
)))(__pu_val)), "c" (&up->framelines) : "ebx"); break;
case 8: asm volatile("call __put_user_" "8" : "=a" (__ret_pu
) : "0" ((typeof(*(&up->framelines)))(__pu_val)), "c" (
&up->framelines) : "ebx"); break; default: asm volatile
("call __put_user_" "X" : "=a" (__ret_pu) : "0" ((typeof(*(&
up->framelines)))(__pu_val)), "c" (&up->framelines)
: "ebx"); break; } __builtin_expect(__ret_pu, 0); }) ||
315 copy_to_user(up->reserved, kp->reserved, 4 * sizeof(__u32)))
316 return -EFAULT14;
317 return 0;
318}
319
320struct v4l2_plane32 {
321 __u32 bytesused;
322 __u32 length;
323 union {
324 __u32 mem_offset;
325 compat_long_t userptr;
326 __s32 fd;
327 } m;
328 __u32 data_offset;
329 __u32 reserved[11];
330};
331
332struct v4l2_buffer32 {
333 __u32 index;
334 __u32 type; /* enum v4l2_buf_type */
335 __u32 bytesused;
336 __u32 flags;
337 __u32 field; /* enum v4l2_field */
338 struct compat_timeval timestamp;
339 struct v4l2_timecode timecode;
340 __u32 sequence;
341
342 /* memory location */
343 __u32 memory; /* enum v4l2_memory */
344 union {
345 __u32 offset;
346 compat_long_t userptr;
347 compat_caddr_t planes;
348 __s32 fd;
349 } m;
350 __u32 length;
351 __u32 reserved2;
352 __u32 reserved;
353};
354
355static int get_v4l2_plane32(struct v4l2_plane __user *up, struct v4l2_plane32 __user *up32,
356 enum v4l2_memory memory)
357{
358 void __user *up_pln;
359 compat_long_t p;
360
361 if (copy_in_user(up, up32, 2 * sizeof(__u32)) ||
362 copy_in_user(&up->data_offset, &up32->data_offset,
363 sizeof(__u32)))
364 return -EFAULT14;
365
366 if (memory == V4L2_MEMORY_USERPTR) {
367 if (get_user(p, &up32->m.userptr)({ int __ret_gu; register __typeof__(__builtin_choose_expr(sizeof
(*(&up32->m.userptr)) > sizeof(0UL), 0ULL, 0UL)) __val_gu
asm("%""rdx"); register void *__sp asm("rsp"); (void)0; __might_fault
("drivers/media/v4l2-core/v4l2-compat-ioctl32.c", 367); asm volatile
("call __get_user_%P4" : "=a" (__ret_gu), "=r" (__val_gu), "+r"
(__sp) : "0" (&up32->m.userptr), "i" (sizeof(*(&up32
->m.userptr)))); (p) = ( __typeof__(*(&up32->m.userptr
))) __val_gu; clang_analyzer_taint(&p); __builtin_expect(
__ret_gu, 0); }))
368 return -EFAULT14;
369 up_pln = compat_ptr(p);
370 if (put_user((unsigned long)up_pln, &up->m.userptr)({ int __ret_pu; __typeof__(*(&up->m.userptr)) __pu_val
; (void)0; __might_fault("drivers/media/v4l2-core/v4l2-compat-ioctl32.c"
, 370); __pu_val = (unsigned long)up_pln; switch (sizeof(*(&
up->m.userptr))) { case 1: asm volatile("call __put_user_"
"1" : "=a" (__ret_pu) : "0" ((typeof(*(&up->m.userptr
)))(__pu_val)), "c" (&up->m.userptr) : "ebx"); break; case
2: asm volatile("call __put_user_" "2" : "=a" (__ret_pu) : "0"
((typeof(*(&up->m.userptr)))(__pu_val)), "c" (&up
->m.userptr) : "ebx"); break; case 4: asm volatile("call __put_user_"
"4" : "=a" (__ret_pu) : "0" ((typeof(*(&up->m.userptr
)))(__pu_val)), "c" (&up->m.userptr) : "ebx"); break; case
8: asm volatile("call __put_user_" "8" : "=a" (__ret_pu) : "0"
((typeof(*(&up->m.userptr)))(__pu_val)), "c" (&up
->m.userptr) : "ebx"); break; default: asm volatile("call __put_user_"
"X" : "=a" (__ret_pu) : "0" ((typeof(*(&up->m.userptr
)))(__pu_val)), "c" (&up->m.userptr) : "ebx"); break; }
__builtin_expect(__ret_pu, 0); }))
371 return -EFAULT14;
372 } else if (memory == V4L2_MEMORY_DMABUF) {
373 if (copy_in_user(&up->m.fd, &up32->m.fd, sizeof(int)))
374 return -EFAULT14;
375 } else {
376 if (copy_in_user(&up->m.mem_offset, &up32->m.mem_offset,
377 sizeof(__u32)))
378 return -EFAULT14;
379 }
380
381 return 0;
382}
383
384static int put_v4l2_plane32(struct v4l2_plane __user *up, struct v4l2_plane32 __user *up32,
385 enum v4l2_memory memory)
386{
387 if (copy_in_user(up32, up, 2 * sizeof(__u32)) ||
388 copy_in_user(&up32->data_offset, &up->data_offset,
389 sizeof(__u32)))
390 return -EFAULT14;
391
392 /* For MMAP, driver might've set up the offset, so copy it back.
393 * USERPTR stays the same (was userspace-provided), so no copying. */
394 if (memory == V4L2_MEMORY_MMAP)
395 if (copy_in_user(&up32->m.mem_offset, &up->m.mem_offset,
396 sizeof(__u32)))
397 return -EFAULT14;
398 /* For DMABUF, driver might've set up the fd, so copy it back. */
399 if (memory == V4L2_MEMORY_DMABUF)
400 if (copy_in_user(&up32->m.fd, &up->m.fd,
401 sizeof(int)))
402 return -EFAULT14;
403
404 return 0;
405}
406
407static int get_v4l2_buffer32(struct v4l2_buffer *kp, struct v4l2_buffer32 __user *up)
408{
409 struct v4l2_plane32 __user *uplane32;
410 struct v4l2_plane __user *uplane;
411 compat_caddr_t p;
412 int num_planes;
413 int ret;
414
415 if (!access_ok(VERIFY_READ, up, sizeof(struct v4l2_buffer32))(!({ (void)0; __chk_range_not_ok((unsigned long )(up), sizeof
(struct v4l2_buffer32), (get_current()->thread.addr_limit.
seg)); })) ||
416 get_user(kp->index, &up->index)({ int __ret_gu; register __typeof__(__builtin_choose_expr(sizeof
(*(&up->index)) > sizeof(0UL), 0ULL, 0UL)) __val_gu
asm("%""rdx"); register void *__sp asm("rsp"); (void)0; __might_fault
("drivers/media/v4l2-core/v4l2-compat-ioctl32.c", 416); asm volatile
("call __get_user_%P4" : "=a" (__ret_gu), "=r" (__val_gu), "+r"
(__sp) : "0" (&up->index), "i" (sizeof(*(&up->
index)))); (kp->index) = ( __typeof__(*(&up->index)
)) __val_gu; clang_analyzer_taint(&kp->index); __builtin_expect
(__ret_gu, 0); }) ||
417 get_user(kp->type, &up->type)({ int __ret_gu; register __typeof__(__builtin_choose_expr(sizeof
(*(&up->type)) > sizeof(0UL), 0ULL, 0UL)) __val_gu asm
("%""rdx"); register void *__sp asm("rsp"); (void)0; __might_fault
("drivers/media/v4l2-core/v4l2-compat-ioctl32.c", 417); asm volatile
("call __get_user_%P4" : "=a" (__ret_gu), "=r" (__val_gu), "+r"
(__sp) : "0" (&up->type), "i" (sizeof(*(&up->type
)))); (kp->type) = ( __typeof__(*(&up->type))) __val_gu
; clang_analyzer_taint(&kp->type); __builtin_expect(__ret_gu
, 0); }) ||
418 get_user(kp->flags, &up->flags)({ int __ret_gu; register __typeof__(__builtin_choose_expr(sizeof
(*(&up->flags)) > sizeof(0UL), 0ULL, 0UL)) __val_gu
asm("%""rdx"); register void *__sp asm("rsp"); (void)0; __might_fault
("drivers/media/v4l2-core/v4l2-compat-ioctl32.c", 418); asm volatile
("call __get_user_%P4" : "=a" (__ret_gu), "=r" (__val_gu), "+r"
(__sp) : "0" (&up->flags), "i" (sizeof(*(&up->
flags)))); (kp->flags) = ( __typeof__(*(&up->flags)
)) __val_gu; clang_analyzer_taint(&kp->flags); __builtin_expect
(__ret_gu, 0); }) ||
419 get_user(kp->memory, &up->memory)({ int __ret_gu; register __typeof__(__builtin_choose_expr(sizeof
(*(&up->memory)) > sizeof(0UL), 0ULL, 0UL)) __val_gu
asm("%""rdx"); register void *__sp asm("rsp"); (void)0; __might_fault
("drivers/media/v4l2-core/v4l2-compat-ioctl32.c", 419); asm volatile
("call __get_user_%P4" : "=a" (__ret_gu), "=r" (__val_gu), "+r"
(__sp) : "0" (&up->memory), "i" (sizeof(*(&up->
memory)))); (kp->memory) = ( __typeof__(*(&up->memory
))) __val_gu; clang_analyzer_taint(&kp->memory); __builtin_expect
(__ret_gu, 0); }) ||
420 get_user(kp->length, &up->length)({ int __ret_gu; register __typeof__(__builtin_choose_expr(sizeof
(*(&up->length)) > sizeof(0UL), 0ULL, 0UL)) __val_gu
asm("%""rdx"); register void *__sp asm("rsp"); (void)0; __might_fault
("drivers/media/v4l2-core/v4l2-compat-ioctl32.c", 420); asm volatile
("call __get_user_%P4" : "=a" (__ret_gu), "=r" (__val_gu), "+r"
(__sp) : "0" (&up->length), "i" (sizeof(*(&up->
length)))); (kp->length) = ( __typeof__(*(&up->length
))) __val_gu; clang_analyzer_taint(&kp->length); __builtin_expect
(__ret_gu, 0); }))
421 return -EFAULT14;
422
423 if (V4L2_TYPE_IS_OUTPUT(kp->type)((kp->type) == V4L2_BUF_TYPE_VIDEO_OUTPUT || (kp->type)
== V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE || (kp->type) == V4L2_BUF_TYPE_VIDEO_OVERLAY
|| (kp->type) == V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY || (kp
->type) == V4L2_BUF_TYPE_VBI_OUTPUT || (kp->type) == V4L2_BUF_TYPE_SLICED_VBI_OUTPUT
|| (kp->type) == V4L2_BUF_TYPE_SDR_OUTPUT))
424 if (get_user(kp->bytesused, &up->bytesused)({ int __ret_gu; register __typeof__(__builtin_choose_expr(sizeof
(*(&up->bytesused)) > sizeof(0UL), 0ULL, 0UL)) __val_gu
asm("%""rdx"); register void *__sp asm("rsp"); (void)0; __might_fault
("drivers/media/v4l2-core/v4l2-compat-ioctl32.c", 424); asm volatile
("call __get_user_%P4" : "=a" (__ret_gu), "=r" (__val_gu), "+r"
(__sp) : "0" (&up->bytesused), "i" (sizeof(*(&up->
bytesused)))); (kp->bytesused) = ( __typeof__(*(&up->
bytesused))) __val_gu; clang_analyzer_taint(&kp->bytesused
); __builtin_expect(__ret_gu, 0); }) ||
425 get_user(kp->field, &up->field)({ int __ret_gu; register __typeof__(__builtin_choose_expr(sizeof
(*(&up->field)) > sizeof(0UL), 0ULL, 0UL)) __val_gu
asm("%""rdx"); register void *__sp asm("rsp"); (void)0; __might_fault
("drivers/media/v4l2-core/v4l2-compat-ioctl32.c", 425); asm volatile
("call __get_user_%P4" : "=a" (__ret_gu), "=r" (__val_gu), "+r"
(__sp) : "0" (&up->field), "i" (sizeof(*(&up->
field)))); (kp->field) = ( __typeof__(*(&up->field)
)) __val_gu; clang_analyzer_taint(&kp->field); __builtin_expect
(__ret_gu, 0); }) ||
426 get_user(kp->timestamp.tv_sec, &up->timestamp.tv_sec)({ int __ret_gu; register __typeof__(__builtin_choose_expr(sizeof
(*(&up->timestamp.tv_sec)) > sizeof(0UL), 0ULL, 0UL
)) __val_gu asm("%""rdx"); register void *__sp asm("rsp"); (void
)0; __might_fault("drivers/media/v4l2-core/v4l2-compat-ioctl32.c"
, 426); asm volatile("call __get_user_%P4" : "=a" (__ret_gu),
"=r" (__val_gu), "+r" (__sp) : "0" (&up->timestamp.tv_sec
), "i" (sizeof(*(&up->timestamp.tv_sec)))); (kp->timestamp
.tv_sec) = ( __typeof__(*(&up->timestamp.tv_sec))) __val_gu
; clang_analyzer_taint(&kp->timestamp.tv_sec); __builtin_expect
(__ret_gu, 0); }) ||
427 get_user(kp->timestamp.tv_usec,({ int __ret_gu; register __typeof__(__builtin_choose_expr(sizeof
(*(&up->timestamp.tv_usec)) > sizeof(0UL), 0ULL, 0UL
)) __val_gu asm("%""rdx"); register void *__sp asm("rsp"); (void
)0; __might_fault("drivers/media/v4l2-core/v4l2-compat-ioctl32.c"
, 428); asm volatile("call __get_user_%P4" : "=a" (__ret_gu),
"=r" (__val_gu), "+r" (__sp) : "0" (&up->timestamp.tv_usec
), "i" (sizeof(*(&up->timestamp.tv_usec)))); (kp->timestamp
.tv_usec) = ( __typeof__(*(&up->timestamp.tv_usec))) __val_gu
; clang_analyzer_taint(&kp->timestamp.tv_usec); __builtin_expect
(__ret_gu, 0); })
428 &up->timestamp.tv_usec)({ int __ret_gu; register __typeof__(__builtin_choose_expr(sizeof
(*(&up->timestamp.tv_usec)) > sizeof(0UL), 0ULL, 0UL
)) __val_gu asm("%""rdx"); register void *__sp asm("rsp"); (void
)0; __might_fault("drivers/media/v4l2-core/v4l2-compat-ioctl32.c"
, 428); asm volatile("call __get_user_%P4" : "=a" (__ret_gu),
"=r" (__val_gu), "+r" (__sp) : "0" (&up->timestamp.tv_usec
), "i" (sizeof(*(&up->timestamp.tv_usec)))); (kp->timestamp
.tv_usec) = ( __typeof__(*(&up->timestamp.tv_usec))) __val_gu
; clang_analyzer_taint(&kp->timestamp.tv_usec); __builtin_expect
(__ret_gu, 0); }))
429 return -EFAULT14;
430
431 if (V4L2_TYPE_IS_MULTIPLANAR(kp->type)((kp->type) == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE || (kp->
type) == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE)) {
432 num_planes = kp->length;
433 if (num_planes == 0) {
434 kp->m.planes = NULL((void *)0);
435 /* num_planes == 0 is legal, e.g. when userspace doesn't
436 * need planes array on DQBUF*/
437 return 0;
438 }
439
440 if (get_user(p, &up->m.planes)({ int __ret_gu; register __typeof__(__builtin_choose_expr(sizeof
(*(&up->m.planes)) > sizeof(0UL), 0ULL, 0UL)) __val_gu
asm("%""rdx"); register void *__sp asm("rsp"); (void)0; __might_fault
("drivers/media/v4l2-core/v4l2-compat-ioctl32.c", 440); asm volatile
("call __get_user_%P4" : "=a" (__ret_gu), "=r" (__val_gu), "+r"
(__sp) : "0" (&up->m.planes), "i" (sizeof(*(&up->
m.planes)))); (p) = ( __typeof__(*(&up->m.planes))) __val_gu
; clang_analyzer_taint(&p); __builtin_expect(__ret_gu, 0)
; }))
441 return -EFAULT14;
442
443 uplane32 = compat_ptr(p);
444 if (!access_ok(VERIFY_READ, uplane32,(!({ (void)0; __chk_range_not_ok((unsigned long )(uplane32), num_planes
* sizeof(struct v4l2_plane32), (get_current()->thread.addr_limit
.seg)); }))
445 num_planes * sizeof(struct v4l2_plane32))(!({ (void)0; __chk_range_not_ok((unsigned long )(uplane32), num_planes
* sizeof(struct v4l2_plane32), (get_current()->thread.addr_limit
.seg)); })))
446 return -EFAULT14;
447
448 /* We don't really care if userspace decides to kill itself
449 * by passing a very big num_planes value */
450 uplane = compat_alloc_user_space(num_planes *
451 sizeof(struct v4l2_plane));
452 kp->m.planes = (__force struct v4l2_plane *)uplane;
453
454 while (--num_planes >= 0) {
455 ret = get_v4l2_plane32(uplane, uplane32, kp->memory);
456 if (ret)
457 return ret;
458 ++uplane;
459 ++uplane32;
460 }
461 } else {
462 switch (kp->memory) {
463 case V4L2_MEMORY_MMAP:
464 if (get_user(kp->m.offset, &up->m.offset)({ int __ret_gu; register __typeof__(__builtin_choose_expr(sizeof
(*(&up->m.offset)) > sizeof(0UL), 0ULL, 0UL)) __val_gu
asm("%""rdx"); register void *__sp asm("rsp"); (void)0; __might_fault
("drivers/media/v4l2-core/v4l2-compat-ioctl32.c", 464); asm volatile
("call __get_user_%P4" : "=a" (__ret_gu), "=r" (__val_gu), "+r"
(__sp) : "0" (&up->m.offset), "i" (sizeof(*(&up->
m.offset)))); (kp->m.offset) = ( __typeof__(*(&up->
m.offset))) __val_gu; clang_analyzer_taint(&kp->m.offset
); __builtin_expect(__ret_gu, 0); }))
465 return -EFAULT14;
466 break;
467 case V4L2_MEMORY_USERPTR:
468 {
469 compat_long_t tmp;
470
471 if (get_user(tmp, &up->m.userptr)({ int __ret_gu; register __typeof__(__builtin_choose_expr(sizeof
(*(&up->m.userptr)) > sizeof(0UL), 0ULL, 0UL)) __val_gu
asm("%""rdx"); register void *__sp asm("rsp"); (void)0; __might_fault
("drivers/media/v4l2-core/v4l2-compat-ioctl32.c", 471); asm volatile
("call __get_user_%P4" : "=a" (__ret_gu), "=r" (__val_gu), "+r"
(__sp) : "0" (&up->m.userptr), "i" (sizeof(*(&up->
m.userptr)))); (tmp) = ( __typeof__(*(&up->m.userptr))
) __val_gu; clang_analyzer_taint(&tmp); __builtin_expect(
__ret_gu, 0); }))
472 return -EFAULT14;
473
474 kp->m.userptr = (unsigned long)compat_ptr(tmp);
475 }
476 break;
477 case V4L2_MEMORY_OVERLAY:
478 if (get_user(kp->m.offset, &up->m.offset)({ int __ret_gu; register __typeof__(__builtin_choose_expr(sizeof
(*(&up->m.offset)) > sizeof(0UL), 0ULL, 0UL)) __val_gu
asm("%""rdx"); register void *__sp asm("rsp"); (void)0; __might_fault
("drivers/media/v4l2-core/v4l2-compat-ioctl32.c", 478); asm volatile
("call __get_user_%P4" : "=a" (__ret_gu), "=r" (__val_gu), "+r"
(__sp) : "0" (&up->m.offset), "i" (sizeof(*(&up->
m.offset)))); (kp->m.offset) = ( __typeof__(*(&up->
m.offset))) __val_gu; clang_analyzer_taint(&kp->m.offset
); __builtin_expect(__ret_gu, 0); }))
479 return -EFAULT14;
480 break;
481 case V4L2_MEMORY_DMABUF:
482 if (get_user(kp->m.fd, &up->m.fd)({ int __ret_gu; register __typeof__(__builtin_choose_expr(sizeof
(*(&up->m.fd)) > sizeof(0UL), 0ULL, 0UL)) __val_gu asm
("%""rdx"); register void *__sp asm("rsp"); (void)0; __might_fault
("drivers/media/v4l2-core/v4l2-compat-ioctl32.c", 482); asm volatile
("call __get_user_%P4" : "=a" (__ret_gu), "=r" (__val_gu), "+r"
(__sp) : "0" (&up->m.fd), "i" (sizeof(*(&up->m
.fd)))); (kp->m.fd) = ( __typeof__(*(&up->m.fd))) __val_gu
; clang_analyzer_taint(&kp->m.fd); __builtin_expect(__ret_gu
, 0); }))
483 return -EFAULT14;
484 break;
485 }
486 }
487
488 return 0;
489}
490
491static int put_v4l2_buffer32(struct v4l2_buffer *kp, struct v4l2_buffer32 __user *up)
492{
493 struct v4l2_plane32 __user *uplane32;
494 struct v4l2_plane __user *uplane;
495 compat_caddr_t p;
496 int num_planes;
497 int ret;
498
499 if (!access_ok(VERIFY_WRITE, up, sizeof(struct v4l2_buffer32))(!({ (void)0; __chk_range_not_ok((unsigned long )(up), sizeof
(struct v4l2_buffer32), (get_current()->thread.addr_limit.
seg)); })) ||
500 put_user(kp->index, &up->index)({ int __ret_pu; __typeof__(*(&up->index)) __pu_val; (
void)0; __might_fault("drivers/media/v4l2-core/v4l2-compat-ioctl32.c"
, 500); __pu_val = kp->index; switch (sizeof(*(&up->
index))) { case 1: asm volatile("call __put_user_" "1" : "=a"
(__ret_pu) : "0" ((typeof(*(&up->index)))(__pu_val)),
"c" (&up->index) : "ebx"); break; case 2: asm volatile
("call __put_user_" "2" : "=a" (__ret_pu) : "0" ((typeof(*(&
up->index)))(__pu_val)), "c" (&up->index) : "ebx");
break; case 4: asm volatile("call __put_user_" "4" : "=a" (__ret_pu
) : "0" ((typeof(*(&up->index)))(__pu_val)), "c" (&
up->index) : "ebx"); break; case 8: asm volatile("call __put_user_"
"8" : "=a" (__ret_pu) : "0" ((typeof(*(&up->index)))(
__pu_val)), "c" (&up->index) : "ebx"); break; default:
asm volatile("call __put_user_" "X" : "=a" (__ret_pu) : "0" (
(typeof(*(&up->index)))(__pu_val)), "c" (&up->index
) : "ebx"); break; } __builtin_expect(__ret_pu, 0); }) ||
501 put_user(kp->type, &up->type)({ int __ret_pu; __typeof__(*(&up->type)) __pu_val; (void
)0; __might_fault("drivers/media/v4l2-core/v4l2-compat-ioctl32.c"
, 501); __pu_val = kp->type; switch (sizeof(*(&up->
type))) { case 1: asm volatile("call __put_user_" "1" : "=a" (
__ret_pu) : "0" ((typeof(*(&up->type)))(__pu_val)), "c"
(&up->type) : "ebx"); break; case 2: asm volatile("call __put_user_"
"2" : "=a" (__ret_pu) : "0" ((typeof(*(&up->type)))(__pu_val
)), "c" (&up->type) : "ebx"); break; case 4: asm volatile
("call __put_user_" "4" : "=a" (__ret_pu) : "0" ((typeof(*(&
up->type)))(__pu_val)), "c" (&up->type) : "ebx"); break
; case 8: asm volatile("call __put_user_" "8" : "=a" (__ret_pu
) : "0" ((typeof(*(&up->type)))(__pu_val)), "c" (&
up->type) : "ebx"); break; default: asm volatile("call __put_user_"
"X" : "=a" (__ret_pu) : "0" ((typeof(*(&up->type)))(__pu_val
)), "c" (&up->type) : "ebx"); break; } __builtin_expect
(__ret_pu, 0); }) ||
502 put_user(kp->flags, &up->flags)({ int __ret_pu; __typeof__(*(&up->flags)) __pu_val; (
void)0; __might_fault("drivers/media/v4l2-core/v4l2-compat-ioctl32.c"
, 502); __pu_val = kp->flags; switch (sizeof(*(&up->
flags))) { case 1: asm volatile("call __put_user_" "1" : "=a"
(__ret_pu) : "0" ((typeof(*(&up->flags)))(__pu_val)),
"c" (&up->flags) : "ebx"); break; case 2: asm volatile
("call __put_user_" "2" : "=a" (__ret_pu) : "0" ((typeof(*(&
up->flags)))(__pu_val)), "c" (&up->flags) : "ebx");
break; case 4: asm volatile("call __put_user_" "4" : "=a" (__ret_pu
) : "0" ((typeof(*(&up->flags)))(__pu_val)), "c" (&
up->flags) : "ebx"); break; case 8: asm volatile("call __put_user_"
"8" : "=a" (__ret_pu) : "0" ((typeof(*(&up->flags)))(
__pu_val)), "c" (&up->flags) : "ebx"); break; default:
asm volatile("call __put_user_" "X" : "=a" (__ret_pu) : "0" (
(typeof(*(&up->flags)))(__pu_val)), "c" (&up->flags
) : "ebx"); break; } __builtin_expect(__ret_pu, 0); }) ||
503 put_user(kp->memory, &up->memory)({ int __ret_pu; __typeof__(*(&up->memory)) __pu_val; (
void)0; __might_fault("drivers/media/v4l2-core/v4l2-compat-ioctl32.c"
, 503); __pu_val = kp->memory; switch (sizeof(*(&up->
memory))) { case 1: asm volatile("call __put_user_" "1" : "=a"
(__ret_pu) : "0" ((typeof(*(&up->memory)))(__pu_val))
, "c" (&up->memory) : "ebx"); break; case 2: asm volatile
("call __put_user_" "2" : "=a" (__ret_pu) : "0" ((typeof(*(&
up->memory)))(__pu_val)), "c" (&up->memory) : "ebx"
); break; case 4: asm volatile("call __put_user_" "4" : "=a" (
__ret_pu) : "0" ((typeof(*(&up->memory)))(__pu_val)), "c"
(&up->memory) : "ebx"); break; case 8: asm volatile("call __put_user_"
"8" : "=a" (__ret_pu) : "0" ((typeof(*(&up->memory)))
(__pu_val)), "c" (&up->memory) : "ebx"); break; default
: asm volatile("call __put_user_" "X" : "=a" (__ret_pu) : "0"
((typeof(*(&up->memory)))(__pu_val)), "c" (&up->
memory) : "ebx"); break; } __builtin_expect(__ret_pu, 0); }))
504 return -EFAULT14;
505
506 if (put_user(kp->bytesused, &up->bytesused)({ int __ret_pu; __typeof__(*(&up->bytesused)) __pu_val
; (void)0; __might_fault("drivers/media/v4l2-core/v4l2-compat-ioctl32.c"
, 506); __pu_val = kp->bytesused; switch (sizeof(*(&up
->bytesused))) { case 1: asm volatile("call __put_user_" "1"
: "=a" (__ret_pu) : "0" ((typeof(*(&up->bytesused)))(
__pu_val)), "c" (&up->bytesused) : "ebx"); break; case
2: asm volatile("call __put_user_" "2" : "=a" (__ret_pu) : "0"
((typeof(*(&up->bytesused)))(__pu_val)), "c" (&up
->bytesused) : "ebx"); break; case 4: asm volatile("call __put_user_"
"4" : "=a" (__ret_pu) : "0" ((typeof(*(&up->bytesused
)))(__pu_val)), "c" (&up->bytesused) : "ebx"); break; case
8: asm volatile("call __put_user_" "8" : "=a" (__ret_pu) : "0"
((typeof(*(&up->bytesused)))(__pu_val)), "c" (&up
->bytesused) : "ebx"); break; default: asm volatile("call __put_user_"
"X" : "=a" (__ret_pu) : "0" ((typeof(*(&up->bytesused
)))(__pu_val)), "c" (&up->bytesused) : "ebx"); break; }
__builtin_expect(__ret_pu, 0); }) ||
507 put_user(kp->field, &up->field)({ int __ret_pu; __typeof__(*(&up->field)) __pu_val; (
void)0; __might_fault("drivers/media/v4l2-core/v4l2-compat-ioctl32.c"
, 507); __pu_val = kp->field; switch (sizeof(*(&up->
field))) { case 1: asm volatile("call __put_user_" "1" : "=a"
(__ret_pu) : "0" ((typeof(*(&up->field)))(__pu_val)),
"c" (&up->field) : "ebx"); break; case 2: asm volatile
("call __put_user_" "2" : "=a" (__ret_pu) : "0" ((typeof(*(&
up->field)))(__pu_val)), "c" (&up->field) : "ebx");
break; case 4: asm volatile("call __put_user_" "4" : "=a" (__ret_pu
) : "0" ((typeof(*(&up->field)))(__pu_val)), "c" (&
up->field) : "ebx"); break; case 8: asm volatile("call __put_user_"
"8" : "=a" (__ret_pu) : "0" ((typeof(*(&up->field)))(
__pu_val)), "c" (&up->field) : "ebx"); break; default:
asm volatile("call __put_user_" "X" : "=a" (__ret_pu) : "0" (
(typeof(*(&up->field)))(__pu_val)), "c" (&up->field
) : "ebx"); break; } __builtin_expect(__ret_pu, 0); }) ||
508 put_user(kp->timestamp.tv_sec, &up->timestamp.tv_sec)({ int __ret_pu; __typeof__(*(&up->timestamp.tv_sec)) __pu_val
; (void)0; __might_fault("drivers/media/v4l2-core/v4l2-compat-ioctl32.c"
, 508); __pu_val = kp->timestamp.tv_sec; switch (sizeof(*(
&up->timestamp.tv_sec))) { case 1: asm volatile("call __put_user_"
"1" : "=a" (__ret_pu) : "0" ((typeof(*(&up->timestamp
.tv_sec)))(__pu_val)), "c" (&up->timestamp.tv_sec) : "ebx"
); break; case 2: asm volatile("call __put_user_" "2" : "=a" (
__ret_pu) : "0" ((typeof(*(&up->timestamp.tv_sec)))(__pu_val
)), "c" (&up->timestamp.tv_sec) : "ebx"); break; case 4
: asm volatile("call __put_user_" "4" : "=a" (__ret_pu) : "0"
((typeof(*(&up->timestamp.tv_sec)))(__pu_val)), "c" (
&up->timestamp.tv_sec) : "ebx"); break; case 8: asm volatile
("call __put_user_" "8" : "=a" (__ret_pu) : "0" ((typeof(*(&
up->timestamp.tv_sec)))(__pu_val)), "c" (&up->timestamp
.tv_sec) : "ebx"); break; default: asm volatile("call __put_user_"
"X" : "=a" (__ret_pu) : "0" ((typeof(*(&up->timestamp
.tv_sec)))(__pu_val)), "c" (&up->timestamp.tv_sec) : "ebx"
); break; } __builtin_expect(__ret_pu, 0); }) ||
509 put_user(kp->timestamp.tv_usec, &up->timestamp.tv_usec)({ int __ret_pu; __typeof__(*(&up->timestamp.tv_usec))
__pu_val; (void)0; __might_fault("drivers/media/v4l2-core/v4l2-compat-ioctl32.c"
, 509); __pu_val = kp->timestamp.tv_usec; switch (sizeof(*
(&up->timestamp.tv_usec))) { case 1: asm volatile("call __put_user_"
"1" : "=a" (__ret_pu) : "0" ((typeof(*(&up->timestamp
.tv_usec)))(__pu_val)), "c" (&up->timestamp.tv_usec) :
"ebx"); break; case 2: asm volatile("call __put_user_" "2" :
"=a" (__ret_pu) : "0" ((typeof(*(&up->timestamp.tv_usec
)))(__pu_val)), "c" (&up->timestamp.tv_usec) : "ebx");
break; case 4: asm volatile("call __put_user_" "4" : "=a" (__ret_pu
) : "0" ((typeof(*(&up->timestamp.tv_usec)))(__pu_val)
), "c" (&up->timestamp.tv_usec) : "ebx"); break; case 8
: asm volatile("call __put_user_" "8" : "=a" (__ret_pu) : "0"
((typeof(*(&up->timestamp.tv_usec)))(__pu_val)), "c" (
&up->timestamp.tv_usec) : "ebx"); break; default: asm volatile
("call __put_user_" "X" : "=a" (__ret_pu) : "0" ((typeof(*(&
up->timestamp.tv_usec)))(__pu_val)), "c" (&up->timestamp
.tv_usec) : "ebx"); break; } __builtin_expect(__ret_pu, 0); }
) ||
510 copy_to_user(&up->timecode, &kp->timecode, sizeof(struct v4l2_timecode)) ||
511 put_user(kp->sequence, &up->sequence)({ int __ret_pu; __typeof__(*(&up->sequence)) __pu_val
; (void)0; __might_fault("drivers/media/v4l2-core/v4l2-compat-ioctl32.c"
, 511); __pu_val = kp->sequence; switch (sizeof(*(&up->
sequence))) { case 1: asm volatile("call __put_user_" "1" : "=a"
(__ret_pu) : "0" ((typeof(*(&up->sequence)))(__pu_val
)), "c" (&up->sequence) : "ebx"); break; case 2: asm volatile
("call __put_user_" "2" : "=a" (__ret_pu) : "0" ((typeof(*(&
up->sequence)))(__pu_val)), "c" (&up->sequence) : "ebx"
); break; case 4: asm volatile("call __put_user_" "4" : "=a" (
__ret_pu) : "0" ((typeof(*(&up->sequence)))(__pu_val))
, "c" (&up->sequence) : "ebx"); break; case 8: asm volatile
("call __put_user_" "8" : "=a" (__ret_pu) : "0" ((typeof(*(&
up->sequence)))(__pu_val)), "c" (&up->sequence) : "ebx"
); break; default: asm volatile("call __put_user_" "X" : "=a"
(__ret_pu) : "0" ((typeof(*(&up->sequence)))(__pu_val
)), "c" (&up->sequence) : "ebx"); break; } __builtin_expect
(__ret_pu, 0); }) ||
512 put_user(kp->reserved2, &up->reserved2)({ int __ret_pu; __typeof__(*(&up->reserved2)) __pu_val
; (void)0; __might_fault("drivers/media/v4l2-core/v4l2-compat-ioctl32.c"
, 512); __pu_val = kp->reserved2; switch (sizeof(*(&up
->reserved2))) { case 1: asm volatile("call __put_user_" "1"
: "=a" (__ret_pu) : "0" ((typeof(*(&up->reserved2)))(
__pu_val)), "c" (&up->reserved2) : "ebx"); break; case
2: asm volatile("call __put_user_" "2" : "=a" (__ret_pu) : "0"
((typeof(*(&up->reserved2)))(__pu_val)), "c" (&up
->reserved2) : "ebx"); break; case 4: asm volatile("call __put_user_"
"4" : "=a" (__ret_pu) : "0" ((typeof(*(&up->reserved2
)))(__pu_val)), "c" (&up->reserved2) : "ebx"); break; case
8: asm volatile("call __put_user_" "8" : "=a" (__ret_pu) : "0"
((typeof(*(&up->reserved2)))(__pu_val)), "c" (&up
->reserved2) : "ebx"); break; default: asm volatile("call __put_user_"
"X" : "=a" (__ret_pu) : "0" ((typeof(*(&up->reserved2
)))(__pu_val)), "c" (&up->reserved2) : "ebx"); break; }
__builtin_expect(__ret_pu, 0); }) ||
513 put_user(kp->reserved, &up->reserved)({ int __ret_pu; __typeof__(*(&up->reserved)) __pu_val
; (void)0; __might_fault("drivers/media/v4l2-core/v4l2-compat-ioctl32.c"
, 513); __pu_val = kp->reserved; switch (sizeof(*(&up->
reserved))) { case 1: asm volatile("call __put_user_" "1" : "=a"
(__ret_pu) : "0" ((typeof(*(&up->reserved)))(__pu_val
)), "c" (&up->reserved) : "ebx"); break; case 2: asm volatile
("call __put_user_" "2" : "=a" (__ret_pu) : "0" ((typeof(*(&
up->reserved)))(__pu_val)), "c" (&up->reserved) : "ebx"
); break; case 4: asm volatile("call __put_user_" "4" : "=a" (
__ret_pu) : "0" ((typeof(*(&up->reserved)))(__pu_val))
, "c" (&up->reserved) : "ebx"); break; case 8: asm volatile
("call __put_user_" "8" : "=a" (__ret_pu) : "0" ((typeof(*(&
up->reserved)))(__pu_val)), "c" (&up->reserved) : "ebx"
); break; default: asm volatile("call __put_user_" "X" : "=a"
(__ret_pu) : "0" ((typeof(*(&up->reserved)))(__pu_val
)), "c" (&up->reserved) : "ebx"); break; } __builtin_expect
(__ret_pu, 0); }) ||
514 put_user(kp->length, &up->length)({ int __ret_pu; __typeof__(*(&up->length)) __pu_val; (
void)0; __might_fault("drivers/media/v4l2-core/v4l2-compat-ioctl32.c"
, 514); __pu_val = kp->length; switch (sizeof(*(&up->
length))) { case 1: asm volatile("call __put_user_" "1" : "=a"
(__ret_pu) : "0" ((typeof(*(&up->length)))(__pu_val))
, "c" (&up->length) : "ebx"); break; case 2: asm volatile
("call __put_user_" "2" : "=a" (__ret_pu) : "0" ((typeof(*(&
up->length)))(__pu_val)), "c" (&up->length) : "ebx"
); break; case 4: asm volatile("call __put_user_" "4" : "=a" (
__ret_pu) : "0" ((typeof(*(&up->length)))(__pu_val)), "c"
(&up->length) : "ebx"); break; case 8: asm volatile("call __put_user_"
"8" : "=a" (__ret_pu) : "0" ((typeof(*(&up->length)))
(__pu_val)), "c" (&up->length) : "ebx"); break; default
: asm volatile("call __put_user_" "X" : "=a" (__ret_pu) : "0"
((typeof(*(&up->length)))(__pu_val)), "c" (&up->
length) : "ebx"); break; } __builtin_expect(__ret_pu, 0); }))
515 return -EFAULT14;
516
517 if (V4L2_TYPE_IS_MULTIPLANAR(kp->type)((kp->type) == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE || (kp->
type) == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE)) {
518 num_planes = kp->length;
519 if (num_planes == 0)
520 return 0;
521
522 uplane = (__force struct v4l2_plane __user *)kp->m.planes;
523 if (get_user(p, &up->m.planes)({ int __ret_gu; register __typeof__(__builtin_choose_expr(sizeof
(*(&up->m.planes)) > sizeof(0UL), 0ULL, 0UL)) __val_gu
asm("%""rdx"); register void *__sp asm("rsp"); (void)0; __might_fault
("drivers/media/v4l2-core/v4l2-compat-ioctl32.c", 523); asm volatile
("call __get_user_%P4" : "=a" (__ret_gu), "=r" (__val_gu), "+r"
(__sp) : "0" (&up->m.planes), "i" (sizeof(*(&up->
m.planes)))); (p) = ( __typeof__(*(&up->m.planes))) __val_gu
; clang_analyzer_taint(&p); __builtin_expect(__ret_gu, 0)
; }))
524 return -EFAULT14;
525 uplane32 = compat_ptr(p);
526
527 while (--num_planes >= 0) {
528 ret = put_v4l2_plane32(uplane, uplane32, kp->memory);
529 if (ret)
530 return ret;
531 ++uplane;
532 ++uplane32;
533 }
534 } else {
535 switch (kp->memory) {
536 case V4L2_MEMORY_MMAP:
537 if (put_user(kp->m.offset, &up->m.offset)({ int __ret_pu; __typeof__(*(&up->m.offset)) __pu_val
; (void)0; __might_fault("drivers/media/v4l2-core/v4l2-compat-ioctl32.c"
, 537); __pu_val = kp->m.offset; switch (sizeof(*(&up->
m.offset))) { case 1: asm volatile("call __put_user_" "1" : "=a"
(__ret_pu) : "0" ((typeof(*(&up->m.offset)))(__pu_val
)), "c" (&up->m.offset) : "ebx"); break; case 2: asm volatile
("call __put_user_" "2" : "=a" (__ret_pu) : "0" ((typeof(*(&
up->m.offset)))(__pu_val)), "c" (&up->m.offset) : "ebx"
); break; case 4: asm volatile("call __put_user_" "4" : "=a" (
__ret_pu) : "0" ((typeof(*(&up->m.offset)))(__pu_val))
, "c" (&up->m.offset) : "ebx"); break; case 8: asm volatile
("call __put_user_" "8" : "=a" (__ret_pu) : "0" ((typeof(*(&
up->m.offset)))(__pu_val)), "c" (&up->m.offset) : "ebx"
); break; default: asm volatile("call __put_user_" "X" : "=a"
(__ret_pu) : "0" ((typeof(*(&up->m.offset)))(__pu_val
)), "c" (&up->m.offset) : "ebx"); break; } __builtin_expect
(__ret_pu, 0); }))
538 return -EFAULT14;
539 break;
540 case V4L2_MEMORY_USERPTR:
541 if (put_user(kp->m.userptr, &up->m.userptr)({ int __ret_pu; __typeof__(*(&up->m.userptr)) __pu_val
; (void)0; __might_fault("drivers/media/v4l2-core/v4l2-compat-ioctl32.c"
, 541); __pu_val = kp->m.userptr; switch (sizeof(*(&up
->m.userptr))) { case 1: asm volatile("call __put_user_" "1"
: "=a" (__ret_pu) : "0" ((typeof(*(&up->m.userptr)))(
__pu_val)), "c" (&up->m.userptr) : "ebx"); break; case
2: asm volatile("call __put_user_" "2" : "=a" (__ret_pu) : "0"
((typeof(*(&up->m.userptr)))(__pu_val)), "c" (&up
->m.userptr) : "ebx"); break; case 4: asm volatile("call __put_user_"
"4" : "=a" (__ret_pu) : "0" ((typeof(*(&up->m.userptr
)))(__pu_val)), "c" (&up->m.userptr) : "ebx"); break; case
8: asm volatile("call __put_user_" "8" : "=a" (__ret_pu) : "0"
((typeof(*(&up->m.userptr)))(__pu_val)), "c" (&up
->m.userptr) : "ebx"); break; default: asm volatile("call __put_user_"
"X" : "=a" (__ret_pu) : "0" ((typeof(*(&up->m.userptr
)))(__pu_val)), "c" (&up->m.userptr) : "ebx"); break; }
__builtin_expect(__ret_pu, 0); }))
542 return -EFAULT14;
543 break;
544 case V4L2_MEMORY_OVERLAY:
545 if (put_user(kp->m.offset, &up->m.offset)({ int __ret_pu; __typeof__(*(&up->m.offset)) __pu_val
; (void)0; __might_fault("drivers/media/v4l2-core/v4l2-compat-ioctl32.c"
, 545); __pu_val = kp->m.offset; switch (sizeof(*(&up->
m.offset))) { case 1: asm volatile("call __put_user_" "1" : "=a"
(__ret_pu) : "0" ((typeof(*(&up->m.offset)))(__pu_val
)), "c" (&up->m.offset) : "ebx"); break; case 2: asm volatile
("call __put_user_" "2" : "=a" (__ret_pu) : "0" ((typeof(*(&
up->m.offset)))(__pu_val)), "c" (&up->m.offset) : "ebx"
); break; case 4: asm volatile("call __put_user_" "4" : "=a" (
__ret_pu) : "0" ((typeof(*(&up->m.offset)))(__pu_val))
, "c" (&up->m.offset) : "ebx"); break; case 8: asm volatile
("call __put_user_" "8" : "=a" (__ret_pu) : "0" ((typeof(*(&
up->m.offset)))(__pu_val)), "c" (&up->m.offset) : "ebx"
); break; default: asm volatile("call __put_user_" "X" : "=a"
(__ret_pu) : "0" ((typeof(*(&up->m.offset)))(__pu_val
)), "c" (&up->m.offset) : "ebx"); break; } __builtin_expect
(__ret_pu, 0); }))
546 return -EFAULT14;
547 break;
548 case V4L2_MEMORY_DMABUF:
549 if (put_user(kp->m.fd, &up->m.fd)({ int __ret_pu; __typeof__(*(&up->m.fd)) __pu_val; (void
)0; __might_fault("drivers/media/v4l2-core/v4l2-compat-ioctl32.c"
, 549); __pu_val = kp->m.fd; switch (sizeof(*(&up->
m.fd))) { case 1: asm volatile("call __put_user_" "1" : "=a" (
__ret_pu) : "0" ((typeof(*(&up->m.fd)))(__pu_val)), "c"
(&up->m.fd) : "ebx"); break; case 2: asm volatile("call __put_user_"
"2" : "=a" (__ret_pu) : "0" ((typeof(*(&up->m.fd)))(__pu_val
)), "c" (&up->m.fd) : "ebx"); break; case 4: asm volatile
("call __put_user_" "4" : "=a" (__ret_pu) : "0" ((typeof(*(&
up->m.fd)))(__pu_val)), "c" (&up->m.fd) : "ebx"); break
; case 8: asm volatile("call __put_user_" "8" : "=a" (__ret_pu
) : "0" ((typeof(*(&up->m.fd)))(__pu_val)), "c" (&
up->m.fd) : "ebx"); break; default: asm volatile("call __put_user_"
"X" : "=a" (__ret_pu) : "0" ((typeof(*(&up->m.fd)))(__pu_val
)), "c" (&up->m.fd) : "ebx"); break; } __builtin_expect
(__ret_pu, 0); }))
550 return -EFAULT14;
551 break;
552 }
553 }
554
555 return 0;
556}
557
558struct v4l2_framebuffer32 {
559 __u32 capability;
560 __u32 flags;
561 compat_caddr_t base;
562 struct {
563 __u32 width;
564 __u32 height;
565 __u32 pixelformat;
566 __u32 field;
567 __u32 bytesperline;
568 __u32 sizeimage;
569 __u32 colorspace;
570 __u32 priv;
571 } fmt;
572};
573
574static int get_v4l2_framebuffer32(struct v4l2_framebuffer *kp, struct v4l2_framebuffer32 __user *up)
575{
576 u32 tmp;
577
578 if (!access_ok(VERIFY_READ, up, sizeof(struct v4l2_framebuffer32))(!({ (void)0; __chk_range_not_ok((unsigned long )(up), sizeof
(struct v4l2_framebuffer32), (get_current()->thread.addr_limit
.seg)); })) ||
579 get_user(tmp, &up->base)({ int __ret_gu; register __typeof__(__builtin_choose_expr(sizeof
(*(&up->base)) > sizeof(0UL), 0ULL, 0UL)) __val_gu asm
("%""rdx"); register void *__sp asm("rsp"); (void)0; __might_fault
("drivers/media/v4l2-core/v4l2-compat-ioctl32.c", 579); asm volatile
("call __get_user_%P4" : "=a" (__ret_gu), "=r" (__val_gu), "+r"
(__sp) : "0" (&up->base), "i" (sizeof(*(&up->base
)))); (tmp) = ( __typeof__(*(&up->base))) __val_gu; clang_analyzer_taint
(&tmp); __builtin_expect(__ret_gu, 0); }) ||
580 get_user(kp->capability, &up->capability)({ int __ret_gu; register __typeof__(__builtin_choose_expr(sizeof
(*(&up->capability)) > sizeof(0UL), 0ULL, 0UL)) __val_gu
asm("%""rdx"); register void *__sp asm("rsp"); (void)0; __might_fault
("drivers/media/v4l2-core/v4l2-compat-ioctl32.c", 580); asm volatile
("call __get_user_%P4" : "=a" (__ret_gu), "=r" (__val_gu), "+r"
(__sp) : "0" (&up->capability), "i" (sizeof(*(&up
->capability)))); (kp->capability) = ( __typeof__(*(&
up->capability))) __val_gu; clang_analyzer_taint(&kp->
capability); __builtin_expect(__ret_gu, 0); }) ||
581 get_user(kp->flags, &up->flags)({ int __ret_gu; register __typeof__(__builtin_choose_expr(sizeof
(*(&up->flags)) > sizeof(0UL), 0ULL, 0UL)) __val_gu
asm("%""rdx"); register void *__sp asm("rsp"); (void)0; __might_fault
("drivers/media/v4l2-core/v4l2-compat-ioctl32.c", 581); asm volatile
("call __get_user_%P4" : "=a" (__ret_gu), "=r" (__val_gu), "+r"
(__sp) : "0" (&up->flags), "i" (sizeof(*(&up->
flags)))); (kp->flags) = ( __typeof__(*(&up->flags)
)) __val_gu; clang_analyzer_taint(&kp->flags); __builtin_expect
(__ret_gu, 0); }) ||
582 copy_from_user(&kp->fmt, &up->fmt, sizeof(up->fmt)))
583 return -EFAULT14;
584 kp->base = (__force void *)compat_ptr(tmp);
585 return 0;
586}
587
588static int put_v4l2_framebuffer32(struct v4l2_framebuffer *kp, struct v4l2_framebuffer32 __user *up)
589{
590 u32 tmp = (u32)((unsigned long)kp->base);
591
592 if (!access_ok(VERIFY_WRITE, up, sizeof(struct v4l2_framebuffer32))(!({ (void)0; __chk_range_not_ok((unsigned long )(up), sizeof
(struct v4l2_framebuffer32), (get_current()->thread.addr_limit
.seg)); })) ||
593 put_user(tmp, &up->base)({ int __ret_pu; __typeof__(*(&up->base)) __pu_val; (void
)0; __might_fault("drivers/media/v4l2-core/v4l2-compat-ioctl32.c"
, 593); __pu_val = tmp; switch (sizeof(*(&up->base))) {
case 1: asm volatile("call __put_user_" "1" : "=a" (__ret_pu
) : "0" ((typeof(*(&up->base)))(__pu_val)), "c" (&
up->base) : "ebx"); break; case 2: asm volatile("call __put_user_"
"2" : "=a" (__ret_pu) : "0" ((typeof(*(&up->base)))(__pu_val
)), "c" (&up->base) : "ebx"); break; case 4: asm volatile
("call __put_user_" "4" : "=a" (__ret_pu) : "0" ((typeof(*(&
up->base)))(__pu_val)), "c" (&up->base) : "ebx"); break
; case 8: asm volatile("call __put_user_" "8" : "=a" (__ret_pu
) : "0" ((typeof(*(&up->base)))(__pu_val)), "c" (&
up->base) : "ebx"); break; default: asm volatile("call __put_user_"
"X" : "=a" (__ret_pu) : "0" ((typeof(*(&up->base)))(__pu_val
)), "c" (&up->base) : "ebx"); break; } __builtin_expect
(__ret_pu, 0); }) ||
594 put_user(kp->capability, &up->capability)({ int __ret_pu; __typeof__(*(&up->capability)) __pu_val
; (void)0; __might_fault("drivers/media/v4l2-core/v4l2-compat-ioctl32.c"
, 594); __pu_val = kp->capability; switch (sizeof(*(&up
->capability))) { case 1: asm volatile("call __put_user_" "1"
: "=a" (__ret_pu) : "0" ((typeof(*(&up->capability)))
(__pu_val)), "c" (&up->capability) : "ebx"); break; case
2: asm volatile("call __put_user_" "2" : "=a" (__ret_pu) : "0"
((typeof(*(&up->capability)))(__pu_val)), "c" (&up
->capability) : "ebx"); break; case 4: asm volatile("call __put_user_"
"4" : "=a" (__ret_pu) : "0" ((typeof(*(&up->capability
)))(__pu_val)), "c" (&up->capability) : "ebx"); break;
case 8: asm volatile("call __put_user_" "8" : "=a" (__ret_pu
) : "0" ((typeof(*(&up->capability)))(__pu_val)), "c" (
&up->capability) : "ebx"); break; default: asm volatile
("call __put_user_" "X" : "=a" (__ret_pu) : "0" ((typeof(*(&
up->capability)))(__pu_val)), "c" (&up->capability)
: "ebx"); break; } __builtin_expect(__ret_pu, 0); }) ||
595 put_user(kp->flags, &up->flags)({ int __ret_pu; __typeof__(*(&up->flags)) __pu_val; (
void)0; __might_fault("drivers/media/v4l2-core/v4l2-compat-ioctl32.c"
, 595); __pu_val = kp->flags; switch (sizeof(*(&up->
flags))) { case 1: asm volatile("call __put_user_" "1" : "=a"
(__ret_pu) : "0" ((typeof(*(&up->flags)))(__pu_val)),
"c" (&up->flags) : "ebx"); break; case 2: asm volatile
("call __put_user_" "2" : "=a" (__ret_pu) : "0" ((typeof(*(&
up->flags)))(__pu_val)), "c" (&up->flags) : "ebx");
break; case 4: asm volatile("call __put_user_" "4" : "=a" (__ret_pu
) : "0" ((typeof(*(&up->flags)))(__pu_val)), "c" (&
up->flags) : "ebx"); break; case 8: asm volatile("call __put_user_"
"8" : "=a" (__ret_pu) : "0" ((typeof(*(&up->flags)))(
__pu_val)), "c" (&up->flags) : "ebx"); break; default:
asm volatile("call __put_user_" "X" : "=a" (__ret_pu) : "0" (
(typeof(*(&up->flags)))(__pu_val)), "c" (&up->flags
) : "ebx"); break; } __builtin_expect(__ret_pu, 0); }) ||
596 copy_to_user(&up->fmt, &kp->fmt, sizeof(up->fmt)))
597 return -EFAULT14;
598 return 0;
599}
600
601struct v4l2_input32 {
602 __u32 index; /* Which input */
603 __u8 name[32]; /* Label */
604 __u32 type; /* Type of input */
605 __u32 audioset; /* Associated audios (bitfield) */
606 __u32 tuner; /* Associated tuner */
607 compat_u64 std;
608 __u32 status;
609 __u32 reserved[4];
610};
611
612/* The 64-bit v4l2_input struct has extra padding at the end of the struct.
613 Otherwise it is identical to the 32-bit version. */
614static inlineinline __attribute__((no_instrument_function)) int get_v4l2_input32(struct v4l2_input *kp, struct v4l2_input32 __user *up)
615{
616 if (copy_from_user(kp, up, sizeof(struct v4l2_input32)))
617 return -EFAULT14;
618 return 0;
619}
620
621static inlineinline __attribute__((no_instrument_function)) int put_v4l2_input32(struct v4l2_input *kp, struct v4l2_input32 __user *up)
622{
623 if (copy_to_user(up, kp, sizeof(struct v4l2_input32)))
624 return -EFAULT14;
625 return 0;
626}
627
628struct v4l2_ext_controls32 {
629 __u32 which;
630 __u32 count;
631 __u32 error_idx;
632 __u32 reserved[2];
633 compat_caddr_t controls; /* actually struct v4l2_ext_control32 * */
634};
635
636struct v4l2_ext_control32 {
637 __u32 id;
638 __u32 size;
639 __u32 reserved2[1];
640 union {
641 __s32 value;
642 __s64 value64;
643 compat_caddr_t string; /* actually char * */
644 };
645} __attribute__ ((packed));
646
647/* The following function really belong in v4l2-common, but that causes
648 a circular dependency between modules. We need to think about this, but
649 for now this will do. */
650
651/* Return non-zero if this control is a pointer type. Currently only
652 type STRING is a pointer type. */
653static inlineinline __attribute__((no_instrument_function)) int ctrl_is_pointer(u32 id)
654{
655 switch (id) {
656 case V4L2_CID_RDS_TX_PS_NAME((0x009b0000 | 0x900) + 5):
657 case V4L2_CID_RDS_TX_RADIO_TEXT((0x009b0000 | 0x900) + 6):
658 return 1;
659 default:
660 return 0;
661 }
662}
663
664static int get_v4l2_ext_controls32(struct v4l2_ext_controls *kp, struct v4l2_ext_controls32 __user *up)
665{
666 struct v4l2_ext_control32 __user *ucontrols;
667 struct v4l2_ext_control __user *kcontrols;
668 int n;
669 compat_caddr_t p;
670
671 if (!access_ok(VERIFY_READ, up, sizeof(struct v4l2_ext_controls32))(!({ (void)0; __chk_range_not_ok((unsigned long )(up), sizeof
(struct v4l2_ext_controls32), (get_current()->thread.addr_limit
.seg)); })) ||
672 get_user(kp->which, &up->which)({ int __ret_gu; register __typeof__(__builtin_choose_expr(sizeof
(*(&up->which)) > sizeof(0UL), 0ULL, 0UL)) __val_gu
asm("%""rdx"); register void *__sp asm("rsp"); (void)0; __might_fault
("drivers/media/v4l2-core/v4l2-compat-ioctl32.c", 672); asm volatile
("call __get_user_%P4" : "=a" (__ret_gu), "=r" (__val_gu), "+r"
(__sp) : "0" (&up->which), "i" (sizeof(*(&up->
which)))); (kp->which) = ( __typeof__(*(&up->which)
)) __val_gu; clang_analyzer_taint(&kp->which); __builtin_expect
(__ret_gu, 0); }) ||
673 get_user(kp->count, &up->count)({ int __ret_gu; register __typeof__(__builtin_choose_expr(sizeof
(*(&up->count)) > sizeof(0UL), 0ULL, 0UL)) __val_gu
asm("%""rdx"); register void *__sp asm("rsp"); (void)0; __might_fault
("drivers/media/v4l2-core/v4l2-compat-ioctl32.c", 673); asm volatile
("call __get_user_%P4" : "=a" (__ret_gu), "=r" (__val_gu), "+r"
(__sp) : "0" (&up->count), "i" (sizeof(*(&up->
count)))); (kp->count) = ( __typeof__(*(&up->count)
)) __val_gu; clang_analyzer_taint(&kp->count); __builtin_expect
(__ret_gu, 0); }) ||
674 get_user(kp->error_idx, &up->error_idx)({ int __ret_gu; register __typeof__(__builtin_choose_expr(sizeof
(*(&up->error_idx)) > sizeof(0UL), 0ULL, 0UL)) __val_gu
asm("%""rdx"); register void *__sp asm("rsp"); (void)0; __might_fault
("drivers/media/v4l2-core/v4l2-compat-ioctl32.c", 674); asm volatile
("call __get_user_%P4" : "=a" (__ret_gu), "=r" (__val_gu), "+r"
(__sp) : "0" (&up->error_idx), "i" (sizeof(*(&up->
error_idx)))); (kp->error_idx) = ( __typeof__(*(&up->
error_idx))) __val_gu; clang_analyzer_taint(&kp->error_idx
); __builtin_expect(__ret_gu, 0); }) ||
675 copy_from_user(kp->reserved, up->reserved,
676 sizeof(kp->reserved)))
677 return -EFAULT14;
678 n = kp->count;
679 if (n == 0) {
680 kp->controls = NULL((void *)0);
681 return 0;
682 }
683 if (get_user(p, &up->controls)({ int __ret_gu; register __typeof__(__builtin_choose_expr(sizeof
(*(&up->controls)) > sizeof(0UL), 0ULL, 0UL)) __val_gu
asm("%""rdx"); register void *__sp asm("rsp"); (void)0; __might_fault
("drivers/media/v4l2-core/v4l2-compat-ioctl32.c", 683); asm volatile
("call __get_user_%P4" : "=a" (__ret_gu), "=r" (__val_gu), "+r"
(__sp) : "0" (&up->controls), "i" (sizeof(*(&up->
controls)))); (p) = ( __typeof__(*(&up->controls))) __val_gu
; clang_analyzer_taint(&p); __builtin_expect(__ret_gu, 0)
; }))
684 return -EFAULT14;
685 ucontrols = compat_ptr(p);
686 if (!access_ok(VERIFY_READ, ucontrols,(!({ (void)0; __chk_range_not_ok((unsigned long )(ucontrols),
n * sizeof(struct v4l2_ext_control32), (get_current()->thread
.addr_limit.seg)); }))
687 n * sizeof(struct v4l2_ext_control32))(!({ (void)0; __chk_range_not_ok((unsigned long )(ucontrols),
n * sizeof(struct v4l2_ext_control32), (get_current()->thread
.addr_limit.seg)); })))
688 return -EFAULT14;
689 kcontrols = compat_alloc_user_space(n * sizeof(struct v4l2_ext_control));
690 kp->controls = (__force struct v4l2_ext_control *)kcontrols;
691 while (--n >= 0) {
692 u32 id;
693
694 if (copy_in_user(kcontrols, ucontrols, sizeof(*ucontrols)))
695 return -EFAULT14;
696 if (get_user(id, &kcontrols->id)({ int __ret_gu; register __typeof__(__builtin_choose_expr(sizeof
(*(&kcontrols->id)) > sizeof(0UL), 0ULL, 0UL)) __val_gu
asm("%""rdx"); register void *__sp asm("rsp"); (void)0; __might_fault
("drivers/media/v4l2-core/v4l2-compat-ioctl32.c", 696); asm volatile
("call __get_user_%P4" : "=a" (__ret_gu), "=r" (__val_gu), "+r"
(__sp) : "0" (&kcontrols->id), "i" (sizeof(*(&kcontrols
->id)))); (id) = ( __typeof__(*(&kcontrols->id))) __val_gu
; clang_analyzer_taint(&id); __builtin_expect(__ret_gu, 0
); }))
697 return -EFAULT14;
698 if (ctrl_is_pointer(id)) {
699 void __user *s;
700
701 if (get_user(p, &ucontrols->string)({ int __ret_gu; register __typeof__(__builtin_choose_expr(sizeof
(*(&ucontrols->string)) > sizeof(0UL), 0ULL, 0UL)) __val_gu
asm("%""rdx"); register void *__sp asm("rsp"); (void)0; __might_fault
("drivers/media/v4l2-core/v4l2-compat-ioctl32.c", 701); asm volatile
("call __get_user_%P4" : "=a" (__ret_gu), "=r" (__val_gu), "+r"
(__sp) : "0" (&ucontrols->string), "i" (sizeof(*(&
ucontrols->string)))); (p) = ( __typeof__(*(&ucontrols
->string))) __val_gu; clang_analyzer_taint(&p); __builtin_expect
(__ret_gu, 0); }))
702 return -EFAULT14;
703 s = compat_ptr(p);
704 if (put_user(s, &kcontrols->string)({ int __ret_pu; __typeof__(*(&kcontrols->string)) __pu_val
; (void)0; __might_fault("drivers/media/v4l2-core/v4l2-compat-ioctl32.c"
, 704); __pu_val = s; switch (sizeof(*(&kcontrols->string
))) { case 1: asm volatile("call __put_user_" "1" : "=a" (__ret_pu
) : "0" ((typeof(*(&kcontrols->string)))(__pu_val)), "c"
(&kcontrols->string) : "ebx"); break; case 2: asm volatile
("call __put_user_" "2" : "=a" (__ret_pu) : "0" ((typeof(*(&
kcontrols->string)))(__pu_val)), "c" (&kcontrols->string
) : "ebx"); break; case 4: asm volatile("call __put_user_" "4"
: "=a" (__ret_pu) : "0" ((typeof(*(&kcontrols->string
)))(__pu_val)), "c" (&kcontrols->string) : "ebx"); break
; case 8: asm volatile("call __put_user_" "8" : "=a" (__ret_pu
) : "0" ((typeof(*(&kcontrols->string)))(__pu_val)), "c"
(&kcontrols->string) : "ebx"); break; default: asm volatile
("call __put_user_" "X" : "=a" (__ret_pu) : "0" ((typeof(*(&
kcontrols->string)))(__pu_val)), "c" (&kcontrols->string
) : "ebx"); break; } __builtin_expect(__ret_pu, 0); }))
705 return -EFAULT14;
706 }
707 ucontrols++;
708 kcontrols++;
709 }
710 return 0;
711}
712
713static int put_v4l2_ext_controls32(struct v4l2_ext_controls *kp, struct v4l2_ext_controls32 __user *up)
714{
715 struct v4l2_ext_control32 __user *ucontrols;
716 struct v4l2_ext_control __user *kcontrols =
717 (__force struct v4l2_ext_control __user *)kp->controls;
718 int n = kp->count;
719 compat_caddr_t p;
720
721 if (!access_ok(VERIFY_WRITE, up, sizeof(struct v4l2_ext_controls32))(!({ (void)0; __chk_range_not_ok((unsigned long )(up), sizeof
(struct v4l2_ext_controls32), (get_current()->thread.addr_limit
.seg)); })) ||
722 put_user(kp->which, &up->which)({ int __ret_pu; __typeof__(*(&up->which)) __pu_val; (
void)0; __might_fault("drivers/media/v4l2-core/v4l2-compat-ioctl32.c"
, 722); __pu_val = kp->which; switch (sizeof(*(&up->
which))) { case 1: asm volatile("call __put_user_" "1" : "=a"
(__ret_pu) : "0" ((typeof(*(&up->which)))(__pu_val)),
"c" (&up->which) : "ebx"); break; case 2: asm volatile
("call __put_user_" "2" : "=a" (__ret_pu) : "0" ((typeof(*(&
up->which)))(__pu_val)), "c" (&up->which) : "ebx");
break; case 4: asm volatile("call __put_user_" "4" : "=a" (__ret_pu
) : "0" ((typeof(*(&up->which)))(__pu_val)), "c" (&
up->which) : "ebx"); break; case 8: asm volatile("call __put_user_"
"8" : "=a" (__ret_pu) : "0" ((typeof(*(&up->which)))(
__pu_val)), "c" (&up->which) : "ebx"); break; default:
asm volatile("call __put_user_" "X" : "=a" (__ret_pu) : "0" (
(typeof(*(&up->which)))(__pu_val)), "c" (&up->which
) : "ebx"); break; } __builtin_expect(__ret_pu, 0); }) ||
723 put_user(kp->count, &up->count)({ int __ret_pu; __typeof__(*(&up->count)) __pu_val; (
void)0; __might_fault("drivers/media/v4l2-core/v4l2-compat-ioctl32.c"
, 723); __pu_val = kp->count; switch (sizeof(*(&up->
count))) { case 1: asm volatile("call __put_user_" "1" : "=a"
(__ret_pu) : "0" ((typeof(*(&up->count)))(__pu_val)),
"c" (&up->count) : "ebx"); break; case 2: asm volatile
("call __put_user_" "2" : "=a" (__ret_pu) : "0" ((typeof(*(&
up->count)))(__pu_val)), "c" (&up->count) : "ebx");
break; case 4: asm volatile("call __put_user_" "4" : "=a" (__ret_pu
) : "0" ((typeof(*(&up->count)))(__pu_val)), "c" (&
up->count) : "ebx"); break; case 8: asm volatile("call __put_user_"
"8" : "=a" (__ret_pu) : "0" ((typeof(*(&up->count)))(
__pu_val)), "c" (&up->count) : "ebx"); break; default:
asm volatile("call __put_user_" "X" : "=a" (__ret_pu) : "0" (
(typeof(*(&up->count)))(__pu_val)), "c" (&up->count
) : "ebx"); break; } __builtin_expect(__ret_pu, 0); }) ||
724 put_user(kp->error_idx, &up->error_idx)({ int __ret_pu; __typeof__(*(&up->error_idx)) __pu_val
; (void)0; __might_fault("drivers/media/v4l2-core/v4l2-compat-ioctl32.c"
, 724); __pu_val = kp->error_idx; switch (sizeof(*(&up
->error_idx))) { case 1: asm volatile("call __put_user_" "1"
: "=a" (__ret_pu) : "0" ((typeof(*(&up->error_idx)))(
__pu_val)), "c" (&up->error_idx) : "ebx"); break; case
2: asm volatile("call __put_user_" "2" : "=a" (__ret_pu) : "0"
((typeof(*(&up->error_idx)))(__pu_val)), "c" (&up
->error_idx) : "ebx"); break; case 4: asm volatile("call __put_user_"
"4" : "=a" (__ret_pu) : "0" ((typeof(*(&up->error_idx
)))(__pu_val)), "c" (&up->error_idx) : "ebx"); break; case
8: asm volatile("call __put_user_" "8" : "=a" (__ret_pu) : "0"
((typeof(*(&up->error_idx)))(__pu_val)), "c" (&up
->error_idx) : "ebx"); break; default: asm volatile("call __put_user_"
"X" : "=a" (__ret_pu) : "0" ((typeof(*(&up->error_idx
)))(__pu_val)), "c" (&up->error_idx) : "ebx"); break; }
__builtin_expect(__ret_pu, 0); }) ||
725 copy_to_user(up->reserved, kp->reserved, sizeof(up->reserved)))
726 return -EFAULT14;
727 if (!kp->count)
728 return 0;
729
730 if (get_user(p, &up->controls)({ int __ret_gu; register __typeof__(__builtin_choose_expr(sizeof
(*(&up->controls)) > sizeof(0UL), 0ULL, 0UL)) __val_gu
asm("%""rdx"); register void *__sp asm("rsp"); (void)0; __might_fault
("drivers/media/v4l2-core/v4l2-compat-ioctl32.c", 730); asm volatile
("call __get_user_%P4" : "=a" (__ret_gu), "=r" (__val_gu), "+r"
(__sp) : "0" (&up->controls), "i" (sizeof(*(&up->
controls)))); (p) = ( __typeof__(*(&up->controls))) __val_gu
; clang_analyzer_taint(&p); __builtin_expect(__ret_gu, 0)
; }))
731 return -EFAULT14;
732 ucontrols = compat_ptr(p);
733 if (!access_ok(VERIFY_WRITE, ucontrols,(!({ (void)0; __chk_range_not_ok((unsigned long )(ucontrols),
n * sizeof(struct v4l2_ext_control32), (get_current()->thread
.addr_limit.seg)); }))
734 n * sizeof(struct v4l2_ext_control32))(!({ (void)0; __chk_range_not_ok((unsigned long )(ucontrols),
n * sizeof(struct v4l2_ext_control32), (get_current()->thread
.addr_limit.seg)); })))
735 return -EFAULT14;
736
737 while (--n >= 0) {
738 unsigned size = sizeof(*ucontrols);
739 u32 id;
740
741 if (get_user(id, &kcontrols->id)({ int __ret_gu; register __typeof__(__builtin_choose_expr(sizeof
(*(&kcontrols->id)) > sizeof(0UL), 0ULL, 0UL)) __val_gu
asm("%""rdx"); register void *__sp asm("rsp"); (void)0; __might_fault
("drivers/media/v4l2-core/v4l2-compat-ioctl32.c", 741); asm volatile
("call __get_user_%P4" : "=a" (__ret_gu), "=r" (__val_gu), "+r"
(__sp) : "0" (&kcontrols->id), "i" (sizeof(*(&kcontrols
->id)))); (id) = ( __typeof__(*(&kcontrols->id))) __val_gu
; clang_analyzer_taint(&id); __builtin_expect(__ret_gu, 0
); }))
742 return -EFAULT14;
743 /* Do not modify the pointer when copying a pointer control.
744 The contents of the pointer was changed, not the pointer
745 itself. */
746 if (ctrl_is_pointer(id))
747 size -= sizeof(ucontrols->value64);
748 if (copy_in_user(ucontrols, kcontrols, size))
749 return -EFAULT14;
750 ucontrols++;
751 kcontrols++;
752 }
753 return 0;
754}
755
756struct v4l2_event32 {
757 __u32 type;
758 union {
759 compat_s64 value64;
760 __u8 data[64];
761 } u;
762 __u32 pending;
763 __u32 sequence;
764 struct compat_timespec timestamp;
765 __u32 id;
766 __u32 reserved[8];
767};
768
769static int put_v4l2_event32(struct v4l2_event *kp, struct v4l2_event32 __user *up)
770{
771 if (!access_ok(VERIFY_WRITE, up, sizeof(struct v4l2_event32))(!({ (void)0; __chk_range_not_ok((unsigned long )(up), sizeof
(struct v4l2_event32), (get_current()->thread.addr_limit.seg
)); })) ||
772 put_user(kp->type, &up->type)({ int __ret_pu; __typeof__(*(&up->type)) __pu_val; (void
)0; __might_fault("drivers/media/v4l2-core/v4l2-compat-ioctl32.c"
, 772); __pu_val = kp->type; switch (sizeof(*(&up->
type))) { case 1: asm volatile("call __put_user_" "1" : "=a" (
__ret_pu) : "0" ((typeof(*(&up->type)))(__pu_val)), "c"
(&up->type) : "ebx"); break; case 2: asm volatile("call __put_user_"
"2" : "=a" (__ret_pu) : "0" ((typeof(*(&up->type)))(__pu_val
)), "c" (&up->type) : "ebx"); break; case 4: asm volatile
("call __put_user_" "4" : "=a" (__ret_pu) : "0" ((typeof(*(&
up->type)))(__pu_val)), "c" (&up->type) : "ebx"); break
; case 8: asm volatile("call __put_user_" "8" : "=a" (__ret_pu
) : "0" ((typeof(*(&up->type)))(__pu_val)), "c" (&
up->type) : "ebx"); break; default: asm volatile("call __put_user_"
"X" : "=a" (__ret_pu) : "0" ((typeof(*(&up->type)))(__pu_val
)), "c" (&up->type) : "ebx"); break; } __builtin_expect
(__ret_pu, 0); }) ||
773 copy_to_user(&up->u, &kp->u, sizeof(kp->u)) ||
774 put_user(kp->pending, &up->pending)({ int __ret_pu; __typeof__(*(&up->pending)) __pu_val;
(void)0; __might_fault("drivers/media/v4l2-core/v4l2-compat-ioctl32.c"
, 774); __pu_val = kp->pending; switch (sizeof(*(&up->
pending))) { case 1: asm volatile("call __put_user_" "1" : "=a"
(__ret_pu) : "0" ((typeof(*(&up->pending)))(__pu_val)
), "c" (&up->pending) : "ebx"); break; case 2: asm volatile
("call __put_user_" "2" : "=a" (__ret_pu) : "0" ((typeof(*(&
up->pending)))(__pu_val)), "c" (&up->pending) : "ebx"
); break; case 4: asm volatile("call __put_user_" "4" : "=a" (
__ret_pu) : "0" ((typeof(*(&up->pending)))(__pu_val)),
"c" (&up->pending) : "ebx"); break; case 8: asm volatile
("call __put_user_" "8" : "=a" (__ret_pu) : "0" ((typeof(*(&
up->pending)))(__pu_val)), "c" (&up->pending) : "ebx"
); break; default: asm volatile("call __put_user_" "X" : "=a"
(__ret_pu) : "0" ((typeof(*(&up->pending)))(__pu_val)
), "c" (&up->pending) : "ebx"); break; } __builtin_expect
(__ret_pu, 0); }) ||
775 put_user(kp->sequence, &up->sequence)({ int __ret_pu; __typeof__(*(&up->sequence)) __pu_val
; (void)0; __might_fault("drivers/media/v4l2-core/v4l2-compat-ioctl32.c"
, 775); __pu_val = kp->sequence; switch (sizeof(*(&up->
sequence))) { case 1: asm volatile("call __put_user_" "1" : "=a"
(__ret_pu) : "0" ((typeof(*(&up->sequence)))(__pu_val
)), "c" (&up->sequence) : "ebx"); break; case 2: asm volatile
("call __put_user_" "2" : "=a" (__ret_pu) : "0" ((typeof(*(&
up->sequence)))(__pu_val)), "c" (&up->sequence) : "ebx"
); break; case 4: asm volatile("call __put_user_" "4" : "=a" (
__ret_pu) : "0" ((typeof(*(&up->sequence)))(__pu_val))
, "c" (&up->sequence) : "ebx"); break; case 8: asm volatile
("call __put_user_" "8" : "=a" (__ret_pu) : "0" ((typeof(*(&
up->sequence)))(__pu_val)), "c" (&up->sequence) : "ebx"
); break; default: asm volatile("call __put_user_" "X" : "=a"
(__ret_pu) : "0" ((typeof(*(&up->sequence)))(__pu_val
)), "c" (&up->sequence) : "ebx"); break; } __builtin_expect
(__ret_pu, 0); }) ||
776 compat_put_timespec(&kp->timestamp, &up->timestamp) ||
777 put_user(kp->id, &up->id)({ int __ret_pu; __typeof__(*(&up->id)) __pu_val; (void
)0; __might_fault("drivers/media/v4l2-core/v4l2-compat-ioctl32.c"
, 777); __pu_val = kp->id; switch (sizeof(*(&up->id
))) { case 1: asm volatile("call __put_user_" "1" : "=a" (__ret_pu
) : "0" ((typeof(*(&up->id)))(__pu_val)), "c" (&up
->id) : "ebx"); break; case 2: asm volatile("call __put_user_"
"2" : "=a" (__ret_pu) : "0" ((typeof(*(&up->id)))(__pu_val
)), "c" (&up->id) : "ebx"); break; case 4: asm volatile
("call __put_user_" "4" : "=a" (__ret_pu) : "0" ((typeof(*(&
up->id)))(__pu_val)), "c" (&up->id) : "ebx"); break
; case 8: asm volatile("call __put_user_" "8" : "=a" (__ret_pu
) : "0" ((typeof(*(&up->id)))(__pu_val)), "c" (&up
->id) : "ebx"); break; default: asm volatile("call __put_user_"
"X" : "=a" (__ret_pu) : "0" ((typeof(*(&up->id)))(__pu_val
)), "c" (&up->id) : "ebx"); break; } __builtin_expect(
__ret_pu, 0); }) ||
778 copy_to_user(up->reserved, kp->reserved, 8 * sizeof(__u32)))
779 return -EFAULT14;
780 return 0;
781}
782
783struct v4l2_edid32 {
784 __u32 pad;
785 __u32 start_block;
786 __u32 blocks;
787 __u32 reserved[5];
788 compat_caddr_t edid;
789};
790
791static int get_v4l2_edid32(struct v4l2_edid *kp, struct v4l2_edid32 __user *up)
792{
793 u32 tmp;
794
795 if (!access_ok(VERIFY_READ, up, sizeof(struct v4l2_edid32))(!({ (void)0; __chk_range_not_ok((unsigned long )(up), sizeof
(struct v4l2_edid32), (get_current()->thread.addr_limit.seg
)); })) ||
796 get_user(kp->pad, &up->pad)({ int __ret_gu; register __typeof__(__builtin_choose_expr(sizeof
(*(&up->pad)) > sizeof(0UL), 0ULL, 0UL)) __val_gu asm
("%""rdx"); register void *__sp asm("rsp"); (void)0; __might_fault
("drivers/media/v4l2-core/v4l2-compat-ioctl32.c", 796); asm volatile
("call __get_user_%P4" : "=a" (__ret_gu), "=r" (__val_gu), "+r"
(__sp) : "0" (&up->pad), "i" (sizeof(*(&up->pad
)))); (kp->pad) = ( __typeof__(*(&up->pad))) __val_gu
; clang_analyzer_taint(&kp->pad); __builtin_expect(__ret_gu
, 0); }) ||
797 get_user(kp->start_block, &up->start_block)({ int __ret_gu; register __typeof__(__builtin_choose_expr(sizeof
(*(&up->start_block)) > sizeof(0UL), 0ULL, 0UL)) __val_gu
asm("%""rdx"); register void *__sp asm("rsp"); (void)0; __might_fault
("drivers/media/v4l2-core/v4l2-compat-ioctl32.c", 797); asm volatile
("call __get_user_%P4" : "=a" (__ret_gu), "=r" (__val_gu), "+r"
(__sp) : "0" (&up->start_block), "i" (sizeof(*(&up
->start_block)))); (kp->start_block) = ( __typeof__(*(&
up->start_block))) __val_gu; clang_analyzer_taint(&kp->
start_block); __builtin_expect(__ret_gu, 0); }) ||
798 get_user(kp->blocks, &up->blocks)({ int __ret_gu; register __typeof__(__builtin_choose_expr(sizeof
(*(&up->blocks)) > sizeof(0UL), 0ULL, 0UL)) __val_gu
asm("%""rdx"); register void *__sp asm("rsp"); (void)0; __might_fault
("drivers/media/v4l2-core/v4l2-compat-ioctl32.c", 798); asm volatile
("call __get_user_%P4" : "=a" (__ret_gu), "=r" (__val_gu), "+r"
(__sp) : "0" (&up->blocks), "i" (sizeof(*(&up->
blocks)))); (kp->blocks) = ( __typeof__(*(&up->blocks
))) __val_gu; clang_analyzer_taint(&kp->blocks); __builtin_expect
(__ret_gu, 0); }) ||
799 get_user(tmp, &up->edid)({ int __ret_gu; register __typeof__(__builtin_choose_expr(sizeof
(*(&up->edid)) > sizeof(0UL), 0ULL, 0UL)) __val_gu asm
("%""rdx"); register void *__sp asm("rsp"); (void)0; __might_fault
("drivers/media/v4l2-core/v4l2-compat-ioctl32.c", 799); asm volatile
("call __get_user_%P4" : "=a" (__ret_gu), "=r" (__val_gu), "+r"
(__sp) : "0" (&up->edid), "i" (sizeof(*(&up->edid
)))); (tmp) = ( __typeof__(*(&up->edid))) __val_gu; clang_analyzer_taint
(&tmp); __builtin_expect(__ret_gu, 0); }) ||
800 copy_from_user(kp->reserved, up->reserved, sizeof(kp->reserved)))
801 return -EFAULT14;
802 kp->edid = (__force u8 *)compat_ptr(tmp);
803 return 0;
804}
805
806static int put_v4l2_edid32(struct v4l2_edid *kp, struct v4l2_edid32 __user *up)
807{
808 u32 tmp = (u32)((unsigned long)kp->edid);
809
810 if (!access_ok(VERIFY_WRITE, up, sizeof(struct v4l2_edid32))(!({ (void)0; __chk_range_not_ok((unsigned long )(up), sizeof
(struct v4l2_edid32), (get_current()->thread.addr_limit.seg
)); })) ||
811 put_user(kp->pad, &up->pad)({ int __ret_pu; __typeof__(*(&up->pad)) __pu_val; (void
)0; __might_fault("drivers/media/v4l2-core/v4l2-compat-ioctl32.c"
, 811); __pu_val = kp->pad; switch (sizeof(*(&up->pad
))) { case 1: asm volatile("call __put_user_" "1" : "=a" (__ret_pu
) : "0" ((typeof(*(&up->pad)))(__pu_val)), "c" (&up
->pad) : "ebx"); break; case 2: asm volatile("call __put_user_"
"2" : "=a" (__ret_pu) : "0" ((typeof(*(&up->pad)))(__pu_val
)), "c" (&up->pad) : "ebx"); break; case 4: asm volatile
("call __put_user_" "4" : "=a" (__ret_pu) : "0" ((typeof(*(&
up->pad)))(__pu_val)), "c" (&up->pad) : "ebx"); break
; case 8: asm volatile("call __put_user_" "8" : "=a" (__ret_pu
) : "0" ((typeof(*(&up->pad)))(__pu_val)), "c" (&up
->pad) : "ebx"); break; default: asm volatile("call __put_user_"
"X" : "=a" (__ret_pu) : "0" ((typeof(*(&up->pad)))(__pu_val
)), "c" (&up->pad) : "ebx"); break; } __builtin_expect
(__ret_pu, 0); }) ||
812 put_user(kp->start_block, &up->start_block)({ int __ret_pu; __typeof__(*(&up->start_block)) __pu_val
; (void)0; __might_fault("drivers/media/v4l2-core/v4l2-compat-ioctl32.c"
, 812); __pu_val = kp->start_block; switch (sizeof(*(&
up->start_block))) { case 1: asm volatile("call __put_user_"
"1" : "=a" (__ret_pu) : "0" ((typeof(*(&up->start_block
)))(__pu_val)), "c" (&up->start_block) : "ebx"); break
; case 2: asm volatile("call __put_user_" "2" : "=a" (__ret_pu
) : "0" ((typeof(*(&up->start_block)))(__pu_val)), "c"
(&up->start_block) : "ebx"); break; case 4: asm volatile
("call __put_user_" "4" : "=a" (__ret_pu) : "0" ((typeof(*(&
up->start_block)))(__pu_val)), "c" (&up->start_block
) : "ebx"); break; case 8: asm volatile("call __put_user_" "8"
: "=a" (__ret_pu) : "0" ((typeof(*(&up->start_block))
)(__pu_val)), "c" (&up->start_block) : "ebx"); break; default
: asm volatile("call __put_user_" "X" : "=a" (__ret_pu) : "0"
((typeof(*(&up->start_block)))(__pu_val)), "c" (&
up->start_block) : "ebx"); break; } __builtin_expect(__ret_pu
, 0); }) ||
813 put_user(kp->blocks, &up->blocks)({ int __ret_pu; __typeof__(*(&up->blocks)) __pu_val; (
void)0; __might_fault("drivers/media/v4l2-core/v4l2-compat-ioctl32.c"
, 813); __pu_val = kp->blocks; switch (sizeof(*(&up->
blocks))) { case 1: asm volatile("call __put_user_" "1" : "=a"
(__ret_pu) : "0" ((typeof(*(&up->blocks)))(__pu_val))
, "c" (&up->blocks) : "ebx"); break; case 2: asm volatile
("call __put_user_" "2" : "=a" (__ret_pu) : "0" ((typeof(*(&
up->blocks)))(__pu_val)), "c" (&up->blocks) : "ebx"
); break; case 4: asm volatile("call __put_user_" "4" : "=a" (
__ret_pu) : "0" ((typeof(*(&up->blocks)))(__pu_val)), "c"
(&up->blocks) : "ebx"); break; case 8: asm volatile("call __put_user_"
"8" : "=a" (__ret_pu) : "0" ((typeof(*(&up->blocks)))
(__pu_val)), "c" (&up->blocks) : "ebx"); break; default
: asm volatile("call __put_user_" "X" : "=a" (__ret_pu) : "0"
((typeof(*(&up->blocks)))(__pu_val)), "c" (&up->
blocks) : "ebx"); break; } __builtin_expect(__ret_pu, 0); }) ||
814 put_user(tmp, &up->edid)({ int __ret_pu; __typeof__(*(&up->edid)) __pu_val; (void
)0; __might_fault("drivers/media/v4l2-core/v4l2-compat-ioctl32.c"
, 814); __pu_val = tmp; switch (sizeof(*(&up->edid))) {
case 1: asm volatile("call __put_user_" "1" : "=a" (__ret_pu
) : "0" ((typeof(*(&up->edid)))(__pu_val)), "c" (&
up->edid) : "ebx"); break; case 2: asm volatile("call __put_user_"
"2" : "=a" (__ret_pu) : "0" ((typeof(*(&up->edid)))(__pu_val
)), "c" (&up->edid) : "ebx"); break; case 4: asm volatile
("call __put_user_" "4" : "=a" (__ret_pu) : "0" ((typeof(*(&
up->edid)))(__pu_val)), "c" (&up->edid) : "ebx"); break
; case 8: asm volatile("call __put_user_" "8" : "=a" (__ret_pu
) : "0" ((typeof(*(&up->edid)))(__pu_val)), "c" (&
up->edid) : "ebx"); break; default: asm volatile("call __put_user_"
"X" : "=a" (__ret_pu) : "0" ((typeof(*(&up->edid)))(__pu_val
)), "c" (&up->edid) : "ebx"); break; } __builtin_expect
(__ret_pu, 0); }) ||
815 copy_to_user(up->reserved, kp->reserved, sizeof(up->reserved)))
816 return -EFAULT14;
817 return 0;
818}
819
820
821#define VIDIOC_G_FMT32(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((4)) << 0) | (((((sizeof(struct v4l2_format32) ==
sizeof(struct v4l2_format32[1]) && sizeof(struct v4l2_format32
) < (1 << 14)) ? sizeof(struct v4l2_format32) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8))) _IOWR('V', 4, struct v4l2_format32)(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((4)) << 0) | (((((sizeof(struct v4l2_format32) ==
sizeof(struct v4l2_format32[1]) && sizeof(struct v4l2_format32
) < (1 << 14)) ? sizeof(struct v4l2_format32) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8)))
822#define VIDIOC_S_FMT32(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((5)) << 0) | (((((sizeof(struct v4l2_format32) ==
sizeof(struct v4l2_format32[1]) && sizeof(struct v4l2_format32
) < (1 << 14)) ? sizeof(struct v4l2_format32) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8))) _IOWR('V', 5, struct v4l2_format32)(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((5)) << 0) | (((((sizeof(struct v4l2_format32) ==
sizeof(struct v4l2_format32[1]) && sizeof(struct v4l2_format32
) < (1 << 14)) ? sizeof(struct v4l2_format32) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8)))
823#define VIDIOC_QUERYBUF32(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((9)) << 0) | (((((sizeof(struct v4l2_buffer32) ==
sizeof(struct v4l2_buffer32[1]) && sizeof(struct v4l2_buffer32
) < (1 << 14)) ? sizeof(struct v4l2_buffer32) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8))) _IOWR('V', 9, struct v4l2_buffer32)(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((9)) << 0) | (((((sizeof(struct v4l2_buffer32) ==
sizeof(struct v4l2_buffer32[1]) && sizeof(struct v4l2_buffer32
) < (1 << 14)) ? sizeof(struct v4l2_buffer32) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8)))
824#define VIDIOC_G_FBUF32(((2U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8)) |
(((10)) << 0) | (((((sizeof(struct v4l2_framebuffer32)
== sizeof(struct v4l2_framebuffer32[1]) && sizeof(struct
v4l2_framebuffer32) < (1 << 14)) ? sizeof(struct v4l2_framebuffer32
) : __invalid_size_argument_for_IOC))) << ((0 +8)+8))) _IOR ('V', 10, struct v4l2_framebuffer32)(((2U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8)) |
(((10)) << 0) | (((((sizeof(struct v4l2_framebuffer32)
== sizeof(struct v4l2_framebuffer32[1]) && sizeof(struct
v4l2_framebuffer32) < (1 << 14)) ? sizeof(struct v4l2_framebuffer32
) : __invalid_size_argument_for_IOC))) << ((0 +8)+8)))
825#define VIDIOC_S_FBUF32(((1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8)) |
(((11)) << 0) | (((((sizeof(struct v4l2_framebuffer32)
== sizeof(struct v4l2_framebuffer32[1]) && sizeof(struct
v4l2_framebuffer32) < (1 << 14)) ? sizeof(struct v4l2_framebuffer32
) : __invalid_size_argument_for_IOC))) << ((0 +8)+8))) _IOW ('V', 11, struct v4l2_framebuffer32)(((1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8)) |
(((11)) << 0) | (((((sizeof(struct v4l2_framebuffer32)
== sizeof(struct v4l2_framebuffer32[1]) && sizeof(struct
v4l2_framebuffer32) < (1 << 14)) ? sizeof(struct v4l2_framebuffer32
) : __invalid_size_argument_for_IOC))) << ((0 +8)+8)))
826#define VIDIOC_QBUF32(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((15)) << 0) | (((((sizeof(struct v4l2_buffer32) ==
sizeof(struct v4l2_buffer32[1]) && sizeof(struct v4l2_buffer32
) < (1 << 14)) ? sizeof(struct v4l2_buffer32) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8))) _IOWR('V', 15, struct v4l2_buffer32)(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((15)) << 0) | (((((sizeof(struct v4l2_buffer32) ==
sizeof(struct v4l2_buffer32[1]) && sizeof(struct v4l2_buffer32
) < (1 << 14)) ? sizeof(struct v4l2_buffer32) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8)))
827#define VIDIOC_DQBUF32(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((17)) << 0) | (((((sizeof(struct v4l2_buffer32) ==
sizeof(struct v4l2_buffer32[1]) && sizeof(struct v4l2_buffer32
) < (1 << 14)) ? sizeof(struct v4l2_buffer32) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8))) _IOWR('V', 17, struct v4l2_buffer32)(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((17)) << 0) | (((((sizeof(struct v4l2_buffer32) ==
sizeof(struct v4l2_buffer32[1]) && sizeof(struct v4l2_buffer32
) < (1 << 14)) ? sizeof(struct v4l2_buffer32) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8)))
828#define VIDIOC_ENUMSTD32(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((25)) << 0) | (((((sizeof(struct v4l2_standard32
) == sizeof(struct v4l2_standard32[1]) && sizeof(struct
v4l2_standard32) < (1 << 14)) ? sizeof(struct v4l2_standard32
) : __invalid_size_argument_for_IOC))) << ((0 +8)+8))) _IOWR('V', 25, struct v4l2_standard32)(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((25)) << 0) | (((((sizeof(struct v4l2_standard32
) == sizeof(struct v4l2_standard32[1]) && sizeof(struct
v4l2_standard32) < (1 << 14)) ? sizeof(struct v4l2_standard32
) : __invalid_size_argument_for_IOC))) << ((0 +8)+8)))
829#define VIDIOC_ENUMINPUT32(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((26)) << 0) | (((((sizeof(struct v4l2_input32) ==
sizeof(struct v4l2_input32[1]) && sizeof(struct v4l2_input32
) < (1 << 14)) ? sizeof(struct v4l2_input32) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8))) _IOWR('V', 26, struct v4l2_input32)(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((26)) << 0) | (((((sizeof(struct v4l2_input32) ==
sizeof(struct v4l2_input32[1]) && sizeof(struct v4l2_input32
) < (1 << 14)) ? sizeof(struct v4l2_input32) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8)))
830#define VIDIOC_G_EDID32(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((40)) << 0) | (((((sizeof(struct v4l2_edid32) ==
sizeof(struct v4l2_edid32[1]) && sizeof(struct v4l2_edid32
) < (1 << 14)) ? sizeof(struct v4l2_edid32) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8))) _IOWR('V', 40, struct v4l2_edid32)(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((40)) << 0) | (((((sizeof(struct v4l2_edid32) ==
sizeof(struct v4l2_edid32[1]) && sizeof(struct v4l2_edid32
) < (1 << 14)) ? sizeof(struct v4l2_edid32) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8)))
831#define VIDIOC_S_EDID32(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((41)) << 0) | (((((sizeof(struct v4l2_edid32) ==
sizeof(struct v4l2_edid32[1]) && sizeof(struct v4l2_edid32
) < (1 << 14)) ? sizeof(struct v4l2_edid32) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8))) _IOWR('V', 41, struct v4l2_edid32)(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((41)) << 0) | (((((sizeof(struct v4l2_edid32) ==
sizeof(struct v4l2_edid32[1]) && sizeof(struct v4l2_edid32
) < (1 << 14)) ? sizeof(struct v4l2_edid32) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8)))
832#define VIDIOC_TRY_FMT32(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((64)) << 0) | (((((sizeof(struct v4l2_format32) ==
sizeof(struct v4l2_format32[1]) && sizeof(struct v4l2_format32
) < (1 << 14)) ? sizeof(struct v4l2_format32) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8))) _IOWR('V', 64, struct v4l2_format32)(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((64)) << 0) | (((((sizeof(struct v4l2_format32) ==
sizeof(struct v4l2_format32[1]) && sizeof(struct v4l2_format32
) < (1 << 14)) ? sizeof(struct v4l2_format32) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8)))
833#define VIDIOC_G_EXT_CTRLS32(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((71)) << 0) | (((((sizeof(struct v4l2_ext_controls32
) == sizeof(struct v4l2_ext_controls32[1]) && sizeof(
struct v4l2_ext_controls32) < (1 << 14)) ? sizeof(struct
v4l2_ext_controls32) : __invalid_size_argument_for_IOC))) <<
((0 +8)+8))) _IOWR('V', 71, struct v4l2_ext_controls32)(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((71)) << 0) | (((((sizeof(struct v4l2_ext_controls32
) == sizeof(struct v4l2_ext_controls32[1]) && sizeof(
struct v4l2_ext_controls32) < (1 << 14)) ? sizeof(struct
v4l2_ext_controls32) : __invalid_size_argument_for_IOC))) <<
((0 +8)+8)))
834#define VIDIOC_S_EXT_CTRLS32(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((72)) << 0) | (((((sizeof(struct v4l2_ext_controls32
) == sizeof(struct v4l2_ext_controls32[1]) && sizeof(
struct v4l2_ext_controls32) < (1 << 14)) ? sizeof(struct
v4l2_ext_controls32) : __invalid_size_argument_for_IOC))) <<
((0 +8)+8))) _IOWR('V', 72, struct v4l2_ext_controls32)(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((72)) << 0) | (((((sizeof(struct v4l2_ext_controls32
) == sizeof(struct v4l2_ext_controls32[1]) && sizeof(
struct v4l2_ext_controls32) < (1 << 14)) ? sizeof(struct
v4l2_ext_controls32) : __invalid_size_argument_for_IOC))) <<
((0 +8)+8)))
835#define VIDIOC_TRY_EXT_CTRLS32(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((73)) << 0) | (((((sizeof(struct v4l2_ext_controls32
) == sizeof(struct v4l2_ext_controls32[1]) && sizeof(
struct v4l2_ext_controls32) < (1 << 14)) ? sizeof(struct
v4l2_ext_controls32) : __invalid_size_argument_for_IOC))) <<
((0 +8)+8))) _IOWR('V', 73, struct v4l2_ext_controls32)(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((73)) << 0) | (((((sizeof(struct v4l2_ext_controls32
) == sizeof(struct v4l2_ext_controls32[1]) && sizeof(
struct v4l2_ext_controls32) < (1 << 14)) ? sizeof(struct
v4l2_ext_controls32) : __invalid_size_argument_for_IOC))) <<
((0 +8)+8)))
836#define VIDIOC_DQEVENT32(((2U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8)) |
(((89)) << 0) | (((((sizeof(struct v4l2_event32) == sizeof
(struct v4l2_event32[1]) && sizeof(struct v4l2_event32
) < (1 << 14)) ? sizeof(struct v4l2_event32) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8))) _IOR ('V', 89, struct v4l2_event32)(((2U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8)) |
(((89)) << 0) | (((((sizeof(struct v4l2_event32) == sizeof
(struct v4l2_event32[1]) && sizeof(struct v4l2_event32
) < (1 << 14)) ? sizeof(struct v4l2_event32) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8)))
837#define VIDIOC_CREATE_BUFS32(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((92)) << 0) | (((((sizeof(struct v4l2_create_buffers32
) == sizeof(struct v4l2_create_buffers32[1]) && sizeof
(struct v4l2_create_buffers32) < (1 << 14)) ? sizeof
(struct v4l2_create_buffers32) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8))) _IOWR('V', 92, struct v4l2_create_buffers32)(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((92)) << 0) | (((((sizeof(struct v4l2_create_buffers32
) == sizeof(struct v4l2_create_buffers32[1]) && sizeof
(struct v4l2_create_buffers32) < (1 << 14)) ? sizeof
(struct v4l2_create_buffers32) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8)))
838#define VIDIOC_PREPARE_BUF32(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((93)) << 0) | (((((sizeof(struct v4l2_buffer32) ==
sizeof(struct v4l2_buffer32[1]) && sizeof(struct v4l2_buffer32
) < (1 << 14)) ? sizeof(struct v4l2_buffer32) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8))) _IOWR('V', 93, struct v4l2_buffer32)(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((93)) << 0) | (((((sizeof(struct v4l2_buffer32) ==
sizeof(struct v4l2_buffer32[1]) && sizeof(struct v4l2_buffer32
) < (1 << 14)) ? sizeof(struct v4l2_buffer32) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8)))
839
840#define VIDIOC_OVERLAY32(((1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8)) |
(((14)) << 0) | (((((sizeof(s32) == sizeof(s32[1]) &&
sizeof(s32) < (1 << 14)) ? sizeof(s32) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8))) _IOW ('V', 14, s32)(((1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8)) |
(((14)) << 0) | (((((sizeof(s32) == sizeof(s32[1]) &&
sizeof(s32) < (1 << 14)) ? sizeof(s32) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8)))
841#define VIDIOC_STREAMON32(((1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8)) |
(((18)) << 0) | (((((sizeof(s32) == sizeof(s32[1]) &&
sizeof(s32) < (1 << 14)) ? sizeof(s32) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8))) _IOW ('V', 18, s32)(((1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8)) |
(((18)) << 0) | (((((sizeof(s32) == sizeof(s32[1]) &&
sizeof(s32) < (1 << 14)) ? sizeof(s32) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8)))
842#define VIDIOC_STREAMOFF32(((1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8)) |
(((19)) << 0) | (((((sizeof(s32) == sizeof(s32[1]) &&
sizeof(s32) < (1 << 14)) ? sizeof(s32) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8))) _IOW ('V', 19, s32)(((1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8)) |
(((19)) << 0) | (((((sizeof(s32) == sizeof(s32[1]) &&
sizeof(s32) < (1 << 14)) ? sizeof(s32) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8)))
843#define VIDIOC_G_INPUT32(((2U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8)) |
(((38)) << 0) | (((((sizeof(s32) == sizeof(s32[1]) &&
sizeof(s32) < (1 << 14)) ? sizeof(s32) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8))) _IOR ('V', 38, s32)(((2U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8)) |
(((38)) << 0) | (((((sizeof(s32) == sizeof(s32[1]) &&
sizeof(s32) < (1 << 14)) ? sizeof(s32) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8)))
844#define VIDIOC_S_INPUT32(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((39)) << 0) | (((((sizeof(s32) == sizeof(s32[1])
&& sizeof(s32) < (1 << 14)) ? sizeof(s32) :
__invalid_size_argument_for_IOC))) << ((0 +8)+8))) _IOWR('V', 39, s32)(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((39)) << 0) | (((((sizeof(s32) == sizeof(s32[1])
&& sizeof(s32) < (1 << 14)) ? sizeof(s32) :
__invalid_size_argument_for_IOC))) << ((0 +8)+8)))
845#define VIDIOC_G_OUTPUT32(((2U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8)) |
(((46)) << 0) | (((((sizeof(s32) == sizeof(s32[1]) &&
sizeof(s32) < (1 << 14)) ? sizeof(s32) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8))) _IOR ('V', 46, s32)(((2U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8)) |
(((46)) << 0) | (((((sizeof(s32) == sizeof(s32[1]) &&
sizeof(s32) < (1 << 14)) ? sizeof(s32) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8)))
846#define VIDIOC_S_OUTPUT32(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((47)) << 0) | (((((sizeof(s32) == sizeof(s32[1])
&& sizeof(s32) < (1 << 14)) ? sizeof(s32) :
__invalid_size_argument_for_IOC))) << ((0 +8)+8))) _IOWR('V', 47, s32)(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((47)) << 0) | (((((sizeof(s32) == sizeof(s32[1])
&& sizeof(s32) < (1 << 14)) ? sizeof(s32) :
__invalid_size_argument_for_IOC))) << ((0 +8)+8)))
847
848static long do_video_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
849{
850 union {
851 struct v4l2_format v2f;
852 struct v4l2_buffer v2b;
853 struct v4l2_framebuffer v2fb;
854 struct v4l2_input v2i;
855 struct v4l2_standard v2s;
856 struct v4l2_ext_controls v2ecs;
857 struct v4l2_event v2ev;
858 struct v4l2_create_buffers v2crt;
859 struct v4l2_edid v2edid;
860 unsigned long vx;
861 int vi;
862 } karg;
863 void __user *up = compat_ptr(arg);
864 int compatible_arg = 1;
865 long err = 0;
866
867 /* First, convert the command. */
868 switch (cmd) {
1
'Default' branch taken. Execution continues on line 896
→
869 case VIDIOC_G_FMT32(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((4)) << 0) | (((((sizeof(struct v4l2_format32) ==
sizeof(struct v4l2_format32[1]) && sizeof(struct v4l2_format32
) < (1 << 14)) ? sizeof(struct v4l2_format32) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8))): cmd = VIDIOC_G_FMT(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((4)) << 0) | (((((sizeof(struct v4l2_format) == sizeof
(struct v4l2_format[1]) && sizeof(struct v4l2_format)
< (1 << 14)) ? sizeof(struct v4l2_format) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8))); break;
870 case VIDIOC_S_FMT32(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((5)) << 0) | (((((sizeof(struct v4l2_format32) ==
sizeof(struct v4l2_format32[1]) && sizeof(struct v4l2_format32
) < (1 << 14)) ? sizeof(struct v4l2_format32) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8))): cmd = VIDIOC_S_FMT(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((5)) << 0) | (((((sizeof(struct v4l2_format) == sizeof
(struct v4l2_format[1]) && sizeof(struct v4l2_format)
< (1 << 14)) ? sizeof(struct v4l2_format) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8))); break;
871 case VIDIOC_QUERYBUF32(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((9)) << 0) | (((((sizeof(struct v4l2_buffer32) ==
sizeof(struct v4l2_buffer32[1]) && sizeof(struct v4l2_buffer32
) < (1 << 14)) ? sizeof(struct v4l2_buffer32) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8))): cmd = VIDIOC_QUERYBUF(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((9)) << 0) | (((((sizeof(struct v4l2_buffer) == sizeof
(struct v4l2_buffer[1]) && sizeof(struct v4l2_buffer)
< (1 << 14)) ? sizeof(struct v4l2_buffer) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8))); break;
872 case VIDIOC_G_FBUF32(((2U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8)) |
(((10)) << 0) | (((((sizeof(struct v4l2_framebuffer32)
== sizeof(struct v4l2_framebuffer32[1]) && sizeof(struct
v4l2_framebuffer32) < (1 << 14)) ? sizeof(struct v4l2_framebuffer32
) : __invalid_size_argument_for_IOC))) << ((0 +8)+8))): cmd = VIDIOC_G_FBUF(((2U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8)) |
(((10)) << 0) | (((((sizeof(struct v4l2_framebuffer) ==
sizeof(struct v4l2_framebuffer[1]) && sizeof(struct v4l2_framebuffer
) < (1 << 14)) ? sizeof(struct v4l2_framebuffer) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8))); break;
873 case VIDIOC_S_FBUF32(((1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8)) |
(((11)) << 0) | (((((sizeof(struct v4l2_framebuffer32)
== sizeof(struct v4l2_framebuffer32[1]) && sizeof(struct
v4l2_framebuffer32) < (1 << 14)) ? sizeof(struct v4l2_framebuffer32
) : __invalid_size_argument_for_IOC))) << ((0 +8)+8))): cmd = VIDIOC_S_FBUF(((1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8)) |
(((11)) << 0) | (((((sizeof(struct v4l2_framebuffer) ==
sizeof(struct v4l2_framebuffer[1]) && sizeof(struct v4l2_framebuffer
) < (1 << 14)) ? sizeof(struct v4l2_framebuffer) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8))); break;
874 case VIDIOC_QBUF32(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((15)) << 0) | (((((sizeof(struct v4l2_buffer32) ==
sizeof(struct v4l2_buffer32[1]) && sizeof(struct v4l2_buffer32
) < (1 << 14)) ? sizeof(struct v4l2_buffer32) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8))): cmd = VIDIOC_QBUF(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((15)) << 0) | (((((sizeof(struct v4l2_buffer) ==
sizeof(struct v4l2_buffer[1]) && sizeof(struct v4l2_buffer
) < (1 << 14)) ? sizeof(struct v4l2_buffer) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8))); break;
875 case VIDIOC_DQBUF32(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((17)) << 0) | (((((sizeof(struct v4l2_buffer32) ==
sizeof(struct v4l2_buffer32[1]) && sizeof(struct v4l2_buffer32
) < (1 << 14)) ? sizeof(struct v4l2_buffer32) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8))): cmd = VIDIOC_DQBUF(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((17)) << 0) | (((((sizeof(struct v4l2_buffer) ==
sizeof(struct v4l2_buffer[1]) && sizeof(struct v4l2_buffer
) < (1 << 14)) ? sizeof(struct v4l2_buffer) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8))); break;
876 case VIDIOC_ENUMSTD32(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((25)) << 0) | (((((sizeof(struct v4l2_standard32
) == sizeof(struct v4l2_standard32[1]) && sizeof(struct
v4l2_standard32) < (1 << 14)) ? sizeof(struct v4l2_standard32
) : __invalid_size_argument_for_IOC))) << ((0 +8)+8))): cmd = VIDIOC_ENUMSTD(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((25)) << 0) | (((((sizeof(struct v4l2_standard) ==
sizeof(struct v4l2_standard[1]) && sizeof(struct v4l2_standard
) < (1 << 14)) ? sizeof(struct v4l2_standard) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8))); break;
877 case VIDIOC_ENUMINPUT32(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((26)) << 0) | (((((sizeof(struct v4l2_input32) ==
sizeof(struct v4l2_input32[1]) && sizeof(struct v4l2_input32
) < (1 << 14)) ? sizeof(struct v4l2_input32) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8))): cmd = VIDIOC_ENUMINPUT(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((26)) << 0) | (((((sizeof(struct v4l2_input) == sizeof
(struct v4l2_input[1]) && sizeof(struct v4l2_input) <
(1 << 14)) ? sizeof(struct v4l2_input) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8))); break;
878 case VIDIOC_TRY_FMT32(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((64)) << 0) | (((((sizeof(struct v4l2_format32) ==
sizeof(struct v4l2_format32[1]) && sizeof(struct v4l2_format32
) < (1 << 14)) ? sizeof(struct v4l2_format32) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8))): cmd = VIDIOC_TRY_FMT(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((64)) << 0) | (((((sizeof(struct v4l2_format) ==
sizeof(struct v4l2_format[1]) && sizeof(struct v4l2_format
) < (1 << 14)) ? sizeof(struct v4l2_format) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8))); break;
879 case VIDIOC_G_EXT_CTRLS32(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((71)) << 0) | (((((sizeof(struct v4l2_ext_controls32
) == sizeof(struct v4l2_ext_controls32[1]) && sizeof(
struct v4l2_ext_controls32) < (1 << 14)) ? sizeof(struct
v4l2_ext_controls32) : __invalid_size_argument_for_IOC))) <<
((0 +8)+8))): cmd = VIDIOC_G_EXT_CTRLS(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((71)) << 0) | (((((sizeof(struct v4l2_ext_controls
) == sizeof(struct v4l2_ext_controls[1]) && sizeof(struct
v4l2_ext_controls) < (1 << 14)) ? sizeof(struct v4l2_ext_controls
) : __invalid_size_argument_for_IOC))) << ((0 +8)+8))); break;
880 case VIDIOC_S_EXT_CTRLS32(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((72)) << 0) | (((((sizeof(struct v4l2_ext_controls32
) == sizeof(struct v4l2_ext_controls32[1]) && sizeof(
struct v4l2_ext_controls32) < (1 << 14)) ? sizeof(struct
v4l2_ext_controls32) : __invalid_size_argument_for_IOC))) <<
((0 +8)+8))): cmd = VIDIOC_S_EXT_CTRLS(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((72)) << 0) | (((((sizeof(struct v4l2_ext_controls
) == sizeof(struct v4l2_ext_controls[1]) && sizeof(struct
v4l2_ext_controls) < (1 << 14)) ? sizeof(struct v4l2_ext_controls
) : __invalid_size_argument_for_IOC))) << ((0 +8)+8))); break;
881 case VIDIOC_TRY_EXT_CTRLS32(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((73)) << 0) | (((((sizeof(struct v4l2_ext_controls32
) == sizeof(struct v4l2_ext_controls32[1]) && sizeof(
struct v4l2_ext_controls32) < (1 << 14)) ? sizeof(struct
v4l2_ext_controls32) : __invalid_size_argument_for_IOC))) <<
((0 +8)+8))): cmd = VIDIOC_TRY_EXT_CTRLS(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((73)) << 0) | (((((sizeof(struct v4l2_ext_controls
) == sizeof(struct v4l2_ext_controls[1]) && sizeof(struct
v4l2_ext_controls) < (1 << 14)) ? sizeof(struct v4l2_ext_controls
) : __invalid_size_argument_for_IOC))) << ((0 +8)+8))); break;
882 case VIDIOC_DQEVENT32(((2U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8)) |
(((89)) << 0) | (((((sizeof(struct v4l2_event32) == sizeof
(struct v4l2_event32[1]) && sizeof(struct v4l2_event32
) < (1 << 14)) ? sizeof(struct v4l2_event32) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8))): cmd = VIDIOC_DQEVENT(((2U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8)) |
(((89)) << 0) | (((((sizeof(struct v4l2_event) == sizeof
(struct v4l2_event[1]) && sizeof(struct v4l2_event) <
(1 << 14)) ? sizeof(struct v4l2_event) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8))); break;
883 case VIDIOC_OVERLAY32(((1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8)) |
(((14)) << 0) | (((((sizeof(s32) == sizeof(s32[1]) &&
sizeof(s32) < (1 << 14)) ? sizeof(s32) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8))): cmd = VIDIOC_OVERLAY(((1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8)) |
(((14)) << 0) | (((((sizeof(int) == sizeof(int[1]) &&
sizeof(int) < (1 << 14)) ? sizeof(int) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8))); break;
884 case VIDIOC_STREAMON32(((1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8)) |
(((18)) << 0) | (((((sizeof(s32) == sizeof(s32[1]) &&
sizeof(s32) < (1 << 14)) ? sizeof(s32) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8))): cmd = VIDIOC_STREAMON(((1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8)) |
(((18)) << 0) | (((((sizeof(int) == sizeof(int[1]) &&
sizeof(int) < (1 << 14)) ? sizeof(int) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8))); break;
885 case VIDIOC_STREAMOFF32(((1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8)) |
(((19)) << 0) | (((((sizeof(s32) == sizeof(s32[1]) &&
sizeof(s32) < (1 << 14)) ? sizeof(s32) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8))): cmd = VIDIOC_STREAMOFF(((1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8)) |
(((19)) << 0) | (((((sizeof(int) == sizeof(int[1]) &&
sizeof(int) < (1 << 14)) ? sizeof(int) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8))); break;
886 case VIDIOC_G_INPUT32(((2U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8)) |
(((38)) << 0) | (((((sizeof(s32) == sizeof(s32[1]) &&
sizeof(s32) < (1 << 14)) ? sizeof(s32) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8))): cmd = VIDIOC_G_INPUT(((2U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8)) |
(((38)) << 0) | (((((sizeof(int) == sizeof(int[1]) &&
sizeof(int) < (1 << 14)) ? sizeof(int) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8))); break;
887 case VIDIOC_S_INPUT32(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((39)) << 0) | (((((sizeof(s32) == sizeof(s32[1])
&& sizeof(s32) < (1 << 14)) ? sizeof(s32) :
__invalid_size_argument_for_IOC))) << ((0 +8)+8))): cmd = VIDIOC_S_INPUT(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((39)) << 0) | (((((sizeof(int) == sizeof(int[1])
&& sizeof(int) < (1 << 14)) ? sizeof(int) :
__invalid_size_argument_for_IOC))) << ((0 +8)+8))); break;
888 case VIDIOC_G_OUTPUT32(((2U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8)) |
(((46)) << 0) | (((((sizeof(s32) == sizeof(s32[1]) &&
sizeof(s32) < (1 << 14)) ? sizeof(s32) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8))): cmd = VIDIOC_G_OUTPUT(((2U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8)) |
(((46)) << 0) | (((((sizeof(int) == sizeof(int[1]) &&
sizeof(int) < (1 << 14)) ? sizeof(int) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8))); break;
889 case VIDIOC_S_OUTPUT32(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((47)) << 0) | (((((sizeof(s32) == sizeof(s32[1])
&& sizeof(s32) < (1 << 14)) ? sizeof(s32) :
__invalid_size_argument_for_IOC))) << ((0 +8)+8))): cmd = VIDIOC_S_OUTPUT(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((47)) << 0) | (((((sizeof(int) == sizeof(int[1])
&& sizeof(int) < (1 << 14)) ? sizeof(int) :
__invalid_size_argument_for_IOC))) << ((0 +8)+8))); break;
890 case VIDIOC_CREATE_BUFS32(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((92)) << 0) | (((((sizeof(struct v4l2_create_buffers32
) == sizeof(struct v4l2_create_buffers32[1]) && sizeof
(struct v4l2_create_buffers32) < (1 << 14)) ? sizeof
(struct v4l2_create_buffers32) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8))): cmd = VIDIOC_CREATE_BUFS(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((92)) << 0) | (((((sizeof(struct v4l2_create_buffers
) == sizeof(struct v4l2_create_buffers[1]) && sizeof(
struct v4l2_create_buffers) < (1 << 14)) ? sizeof(struct
v4l2_create_buffers) : __invalid_size_argument_for_IOC))) <<
((0 +8)+8))); break;
891 case VIDIOC_PREPARE_BUF32(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((93)) << 0) | (((((sizeof(struct v4l2_buffer32) ==
sizeof(struct v4l2_buffer32[1]) && sizeof(struct v4l2_buffer32
) < (1 << 14)) ? sizeof(struct v4l2_buffer32) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8))): cmd = VIDIOC_PREPARE_BUF(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((93)) << 0) | (((((sizeof(struct v4l2_buffer) ==
sizeof(struct v4l2_buffer[1]) && sizeof(struct v4l2_buffer
) < (1 << 14)) ? sizeof(struct v4l2_buffer) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8))); break;
892 case VIDIOC_G_EDID32(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((40)) << 0) | (((((sizeof(struct v4l2_edid32) ==
sizeof(struct v4l2_edid32[1]) && sizeof(struct v4l2_edid32
) < (1 << 14)) ? sizeof(struct v4l2_edid32) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8))): cmd = VIDIOC_G_EDID(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((40)) << 0) | (((((sizeof(struct v4l2_edid) == sizeof
(struct v4l2_edid[1]) && sizeof(struct v4l2_edid) <
(1 << 14)) ? sizeof(struct v4l2_edid) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8))); break;
893 case VIDIOC_S_EDID32(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((41)) << 0) | (((((sizeof(struct v4l2_edid32) ==
sizeof(struct v4l2_edid32[1]) && sizeof(struct v4l2_edid32
) < (1 << 14)) ? sizeof(struct v4l2_edid32) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8))): cmd = VIDIOC_S_EDID(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((41)) << 0) | (((((sizeof(struct v4l2_edid) == sizeof
(struct v4l2_edid[1]) && sizeof(struct v4l2_edid) <
(1 << 14)) ? sizeof(struct v4l2_edid) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8))); break;
894 }
895
896 switch (cmd) {
2
←
Control jumps to 'case 3234879040:' at line 919
→
897 case VIDIOC_OVERLAY(((1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8)) |
(((14)) << 0) | (((((sizeof(int) == sizeof(int[1]) &&
sizeof(int) < (1 << 14)) ? sizeof(int) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8))):
898 case VIDIOC_STREAMON(((1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8)) |
(((18)) << 0) | (((((sizeof(int) == sizeof(int[1]) &&
sizeof(int) < (1 << 14)) ? sizeof(int) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8))):
899 case VIDIOC_STREAMOFF(((1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8)) |
(((19)) << 0) | (((((sizeof(int) == sizeof(int[1]) &&
sizeof(int) < (1 << 14)) ? sizeof(int) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8))):
900 case VIDIOC_S_INPUT(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((39)) << 0) | (((((sizeof(int) == sizeof(int[1])
&& sizeof(int) < (1 << 14)) ? sizeof(int) :
__invalid_size_argument_for_IOC))) << ((0 +8)+8))):
901 case VIDIOC_S_OUTPUT(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((47)) << 0) | (((((sizeof(int) == sizeof(int[1])
&& sizeof(int) < (1 << 14)) ? sizeof(int) :
__invalid_size_argument_for_IOC))) << ((0 +8)+8))):
902 err = get_user(karg.vi, (s32 __user *)up)({ int __ret_gu; register __typeof__(__builtin_choose_expr(sizeof
(*((s32 *)up)) > sizeof(0UL), 0ULL, 0UL)) __val_gu asm("%"
"rdx"); register void *__sp asm("rsp"); (void)0; __might_fault
("drivers/media/v4l2-core/v4l2-compat-ioctl32.c", 902); asm volatile
("call __get_user_%P4" : "=a" (__ret_gu), "=r" (__val_gu), "+r"
(__sp) : "0" ((s32 *)up), "i" (sizeof(*((s32 *)up)))); (karg
.vi) = ( __typeof__(*((s32 *)up))) __val_gu; clang_analyzer_taint
(&karg.vi); __builtin_expect(__ret_gu, 0); });
903 compatible_arg = 0;
904 break;
905
906 case VIDIOC_G_INPUT(((2U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8)) |
(((38)) << 0) | (((((sizeof(int) == sizeof(int[1]) &&
sizeof(int) < (1 << 14)) ? sizeof(int) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8))):
907 case VIDIOC_G_OUTPUT(((2U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8)) |
(((46)) << 0) | (((((sizeof(int) == sizeof(int[1]) &&
sizeof(int) < (1 << 14)) ? sizeof(int) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8))):
908 compatible_arg = 0;
909 break;
910
911 case VIDIOC_G_EDID(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((40)) << 0) | (((((sizeof(struct v4l2_edid) == sizeof
(struct v4l2_edid[1]) && sizeof(struct v4l2_edid) <
(1 << 14)) ? sizeof(struct v4l2_edid) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8))):
912 case VIDIOC_S_EDID(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((41)) << 0) | (((((sizeof(struct v4l2_edid) == sizeof
(struct v4l2_edid[1]) && sizeof(struct v4l2_edid) <
(1 << 14)) ? sizeof(struct v4l2_edid) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8))):
913 err = get_v4l2_edid32(&karg.v2edid, up);
914 compatible_arg = 0;
915 break;
916
917 case VIDIOC_G_FMT(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((4)) << 0) | (((((sizeof(struct v4l2_format) == sizeof
(struct v4l2_format[1]) && sizeof(struct v4l2_format)
< (1 << 14)) ? sizeof(struct v4l2_format) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8))):
918 case VIDIOC_S_FMT(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((5)) << 0) | (((((sizeof(struct v4l2_format) == sizeof
(struct v4l2_format[1]) && sizeof(struct v4l2_format)
< (1 << 14)) ? sizeof(struct v4l2_format) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8))):
919 case VIDIOC_TRY_FMT(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((64)) << 0) | (((((sizeof(struct v4l2_format) ==
sizeof(struct v4l2_format[1]) && sizeof(struct v4l2_format
) < (1 << 14)) ? sizeof(struct v4l2_format) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8))):
920 err = get_v4l2_format32(&karg.v2f, up);
921 compatible_arg = 0;
922 break;
3
←
 Execution continues on line 966
→
923
924 case VIDIOC_CREATE_BUFS(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((92)) << 0) | (((((sizeof(struct v4l2_create_buffers
) == sizeof(struct v4l2_create_buffers[1]) && sizeof(
struct v4l2_create_buffers) < (1 << 14)) ? sizeof(struct
v4l2_create_buffers) : __invalid_size_argument_for_IOC))) <<
((0 +8)+8))):
925 err = get_v4l2_create32(&karg.v2crt, up);
926 compatible_arg = 0;
927 break;
928
929 case VIDIOC_PREPARE_BUF(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((93)) << 0) | (((((sizeof(struct v4l2_buffer) ==
sizeof(struct v4l2_buffer[1]) && sizeof(struct v4l2_buffer
) < (1 << 14)) ? sizeof(struct v4l2_buffer) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8))):
930 case VIDIOC_QUERYBUF(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((9)) << 0) | (((((sizeof(struct v4l2_buffer) == sizeof
(struct v4l2_buffer[1]) && sizeof(struct v4l2_buffer)
< (1 << 14)) ? sizeof(struct v4l2_buffer) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8))):
931 case VIDIOC_QBUF(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((15)) << 0) | (((((sizeof(struct v4l2_buffer) ==
sizeof(struct v4l2_buffer[1]) && sizeof(struct v4l2_buffer
) < (1 << 14)) ? sizeof(struct v4l2_buffer) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8))):
932 case VIDIOC_DQBUF(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((17)) << 0) | (((((sizeof(struct v4l2_buffer) ==
sizeof(struct v4l2_buffer[1]) && sizeof(struct v4l2_buffer
) < (1 << 14)) ? sizeof(struct v4l2_buffer) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8))):
933 err = get_v4l2_buffer32(&karg.v2b, up);
934 compatible_arg = 0;
935 break;
936
937 case VIDIOC_S_FBUF(((1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8)) |
(((11)) << 0) | (((((sizeof(struct v4l2_framebuffer) ==
sizeof(struct v4l2_framebuffer[1]) && sizeof(struct v4l2_framebuffer
) < (1 << 14)) ? sizeof(struct v4l2_framebuffer) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8))):
938 err = get_v4l2_framebuffer32(&karg.v2fb, up);
939 compatible_arg = 0;
940 break;
941
942 case VIDIOC_G_FBUF(((2U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8)) |
(((10)) << 0) | (((((sizeof(struct v4l2_framebuffer) ==
sizeof(struct v4l2_framebuffer[1]) && sizeof(struct v4l2_framebuffer
) < (1 << 14)) ? sizeof(struct v4l2_framebuffer) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8))):
943 compatible_arg = 0;
944 break;
945
946 case VIDIOC_ENUMSTD(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((25)) << 0) | (((((sizeof(struct v4l2_standard) ==
sizeof(struct v4l2_standard[1]) && sizeof(struct v4l2_standard
) < (1 << 14)) ? sizeof(struct v4l2_standard) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8))):
947 err = get_v4l2_standard32(&karg.v2s, up);
948 compatible_arg = 0;
949 break;
950
951 case VIDIOC_ENUMINPUT(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((26)) << 0) | (((((sizeof(struct v4l2_input) == sizeof
(struct v4l2_input[1]) && sizeof(struct v4l2_input) <
(1 << 14)) ? sizeof(struct v4l2_input) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8))):
952 err = get_v4l2_input32(&karg.v2i, up);
953 compatible_arg = 0;
954 break;
955
956 case VIDIOC_G_EXT_CTRLS(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((71)) << 0) | (((((sizeof(struct v4l2_ext_controls
) == sizeof(struct v4l2_ext_controls[1]) && sizeof(struct
v4l2_ext_controls) < (1 << 14)) ? sizeof(struct v4l2_ext_controls
) : __invalid_size_argument_for_IOC))) << ((0 +8)+8))):
957 case VIDIOC_S_EXT_CTRLS(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((72)) << 0) | (((((sizeof(struct v4l2_ext_controls
) == sizeof(struct v4l2_ext_controls[1]) && sizeof(struct
v4l2_ext_controls) < (1 << 14)) ? sizeof(struct v4l2_ext_controls
) : __invalid_size_argument_for_IOC))) << ((0 +8)+8))):
958 case VIDIOC_TRY_EXT_CTRLS(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((73)) << 0) | (((((sizeof(struct v4l2_ext_controls
) == sizeof(struct v4l2_ext_controls[1]) && sizeof(struct
v4l2_ext_controls) < (1 << 14)) ? sizeof(struct v4l2_ext_controls
) : __invalid_size_argument_for_IOC))) << ((0 +8)+8))):
959 err = get_v4l2_ext_controls32(&karg.v2ecs, up);
960 compatible_arg = 0;
961 break;
962 case VIDIOC_DQEVENT(((2U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8)) |
(((89)) << 0) | (((((sizeof(struct v4l2_event) == sizeof
(struct v4l2_event[1]) && sizeof(struct v4l2_event) <
(1 << 14)) ? sizeof(struct v4l2_event) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8))):
963 compatible_arg = 0;
964 break;
965 }
966 if (err)
4
←
Assuming 'err' is 0
→
5
←
Taking false branch
→
967 return err;
968
969 if (compatible_arg)
6
←
Taking false branch
→
970 err = native_ioctl(file, cmd, (unsigned long)up);
971 else {
972 mm_segment_t old_fs = get_fs()(get_current()->thread.addr_limit);
973
974 set_fs(KERNEL_DS)(get_current()->thread.addr_limit = (((mm_segment_t) { (-1UL
) })));
975 err = native_ioctl(file, cmd, (unsigned long)&karg);
976 set_fs(old_fs)(get_current()->thread.addr_limit = (old_fs));
977 }
978
979 /* Special case: even after an error we need to put the
980 results back for these ioctls since the error_idx will
981 contain information on which control failed. */
982 switch (cmd) {
7
←
'Default' branch taken. Execution continues on line 990
→
983 case VIDIOC_G_EXT_CTRLS(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((71)) << 0) | (((((sizeof(struct v4l2_ext_controls
) == sizeof(struct v4l2_ext_controls[1]) && sizeof(struct
v4l2_ext_controls) < (1 << 14)) ? sizeof(struct v4l2_ext_controls
) : __invalid_size_argument_for_IOC))) << ((0 +8)+8))):
984 case VIDIOC_S_EXT_CTRLS(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((72)) << 0) | (((((sizeof(struct v4l2_ext_controls
) == sizeof(struct v4l2_ext_controls[1]) && sizeof(struct
v4l2_ext_controls) < (1 << 14)) ? sizeof(struct v4l2_ext_controls
) : __invalid_size_argument_for_IOC))) << ((0 +8)+8))):
985 case VIDIOC_TRY_EXT_CTRLS(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((73)) << 0) | (((((sizeof(struct v4l2_ext_controls
) == sizeof(struct v4l2_ext_controls[1]) && sizeof(struct
v4l2_ext_controls) < (1 << 14)) ? sizeof(struct v4l2_ext_controls
) : __invalid_size_argument_for_IOC))) << ((0 +8)+8))):
986 if (put_v4l2_ext_controls32(&karg.v2ecs, up))
987 err = -EFAULT14;
988 break;
989 }
990 if (err)
8
←
Assuming 'err' is 0
→
9
←
Taking false branch
→
991 return err;
992
993 switch (cmd) {
10
←
Control jumps to 'case 3234879040:' at line 1016
→
994 case VIDIOC_S_INPUT(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((39)) << 0) | (((((sizeof(int) == sizeof(int[1])
&& sizeof(int) < (1 << 14)) ? sizeof(int) :
__invalid_size_argument_for_IOC))) << ((0 +8)+8))):
995 case VIDIOC_S_OUTPUT(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((47)) << 0) | (((((sizeof(int) == sizeof(int[1])
&& sizeof(int) < (1 << 14)) ? sizeof(int) :
__invalid_size_argument_for_IOC))) << ((0 +8)+8))):
996 case VIDIOC_G_INPUT(((2U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8)) |
(((38)) << 0) | (((((sizeof(int) == sizeof(int[1]) &&
sizeof(int) < (1 << 14)) ? sizeof(int) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8))):
997 case VIDIOC_G_OUTPUT(((2U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8)) |
(((46)) << 0) | (((((sizeof(int) == sizeof(int[1]) &&
sizeof(int) < (1 << 14)) ? sizeof(int) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8))):
998 err = put_user(((s32)karg.vi), (s32 __user *)up)({ int __ret_pu; __typeof__(*((s32 *)up)) __pu_val; (void)0; __might_fault
("drivers/media/v4l2-core/v4l2-compat-ioctl32.c", 998); __pu_val
= ((s32)karg.vi); switch (sizeof(*((s32 *)up))) { case 1: asm
volatile("call __put_user_" "1" : "=a" (__ret_pu) : "0" ((typeof
(*((s32 *)up)))(__pu_val)), "c" ((s32 *)up) : "ebx"); break; case
2: asm volatile("call __put_user_" "2" : "=a" (__ret_pu) : "0"
((typeof(*((s32 *)up)))(__pu_val)), "c" ((s32 *)up) : "ebx")
; break; case 4: asm volatile("call __put_user_" "4" : "=a" (
__ret_pu) : "0" ((typeof(*((s32 *)up)))(__pu_val)), "c" ((s32
*)up) : "ebx"); break; case 8: asm volatile("call __put_user_"
"8" : "=a" (__ret_pu) : "0" ((typeof(*((s32 *)up)))(__pu_val
)), "c" ((s32 *)up) : "ebx"); break; default: asm volatile("call __put_user_"
"X" : "=a" (__ret_pu) : "0" ((typeof(*((s32 *)up)))(__pu_val
)), "c" ((s32 *)up) : "ebx"); break; } __builtin_expect(__ret_pu
, 0); });
999 break;
1000
1001 case VIDIOC_G_FBUF(((2U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8)) |
(((10)) << 0) | (((((sizeof(struct v4l2_framebuffer) ==
sizeof(struct v4l2_framebuffer[1]) && sizeof(struct v4l2_framebuffer
) < (1 << 14)) ? sizeof(struct v4l2_framebuffer) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8))):
1002 err = put_v4l2_framebuffer32(&karg.v2fb, up);
1003 break;
1004
1005 case VIDIOC_DQEVENT(((2U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8)) |
(((89)) << 0) | (((((sizeof(struct v4l2_event) == sizeof
(struct v4l2_event[1]) && sizeof(struct v4l2_event) <
(1 << 14)) ? sizeof(struct v4l2_event) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8))):
1006 err = put_v4l2_event32(&karg.v2ev, up);
1007 break;
1008
1009 case VIDIOC_G_EDID(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((40)) << 0) | (((((sizeof(struct v4l2_edid) == sizeof
(struct v4l2_edid[1]) && sizeof(struct v4l2_edid) <
(1 << 14)) ? sizeof(struct v4l2_edid) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8))):
1010 case VIDIOC_S_EDID(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((41)) << 0) | (((((sizeof(struct v4l2_edid) == sizeof
(struct v4l2_edid[1]) && sizeof(struct v4l2_edid) <
(1 << 14)) ? sizeof(struct v4l2_edid) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8))):
1011 err = put_v4l2_edid32(&karg.v2edid, up);
1012 break;
1013
1014 case VIDIOC_G_FMT(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((4)) << 0) | (((((sizeof(struct v4l2_format) == sizeof
(struct v4l2_format[1]) && sizeof(struct v4l2_format)
< (1 << 14)) ? sizeof(struct v4l2_format) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8))):
1015 case VIDIOC_S_FMT(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((5)) << 0) | (((((sizeof(struct v4l2_format) == sizeof
(struct v4l2_format[1]) && sizeof(struct v4l2_format)
< (1 << 14)) ? sizeof(struct v4l2_format) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8))):
1016 case VIDIOC_TRY_FMT(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((64)) << 0) | (((((sizeof(struct v4l2_format) ==
sizeof(struct v4l2_format[1]) && sizeof(struct v4l2_format
) < (1 << 14)) ? sizeof(struct v4l2_format) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8))):
1017 err = put_v4l2_format32(&karg.v2f, up);
11
←
Calling 'put_v4l2_format32'
→
1018 break;
1019
1020 case VIDIOC_CREATE_BUFS(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((92)) << 0) | (((((sizeof(struct v4l2_create_buffers
) == sizeof(struct v4l2_create_buffers[1]) && sizeof(
struct v4l2_create_buffers) < (1 << 14)) ? sizeof(struct
v4l2_create_buffers) : __invalid_size_argument_for_IOC))) <<
((0 +8)+8))):
1021 err = put_v4l2_create32(&karg.v2crt, up);
1022 break;
1023
1024 case VIDIOC_QUERYBUF(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((9)) << 0) | (((((sizeof(struct v4l2_buffer) == sizeof
(struct v4l2_buffer[1]) && sizeof(struct v4l2_buffer)
< (1 << 14)) ? sizeof(struct v4l2_buffer) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8))):
1025 case VIDIOC_QBUF(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((15)) << 0) | (((((sizeof(struct v4l2_buffer) ==
sizeof(struct v4l2_buffer[1]) && sizeof(struct v4l2_buffer
) < (1 << 14)) ? sizeof(struct v4l2_buffer) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8))):
1026 case VIDIOC_DQBUF(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((17)) << 0) | (((((sizeof(struct v4l2_buffer) ==
sizeof(struct v4l2_buffer[1]) && sizeof(struct v4l2_buffer
) < (1 << 14)) ? sizeof(struct v4l2_buffer) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8))):
1027 err = put_v4l2_buffer32(&karg.v2b, up);
1028 break;
1029
1030 case VIDIOC_ENUMSTD(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((25)) << 0) | (((((sizeof(struct v4l2_standard) ==
sizeof(struct v4l2_standard[1]) && sizeof(struct v4l2_standard
) < (1 << 14)) ? sizeof(struct v4l2_standard) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8))):
1031 err = put_v4l2_standard32(&karg.v2s, up);
1032 break;
1033
1034 case VIDIOC_ENUMINPUT(((2U|1U) << (((0 +8)+8)+14)) | ((('V')) << (0 +8
)) | (((26)) << 0) | (((((sizeof(struct v4l2_input) == sizeof
(struct v4l2_input[1]) && sizeof(struct v4l2_input) <
(1 << 14)) ? sizeof(struct v4l2_input) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8))):
1035 err = put_v4l2_input32(&karg.v2i, up);
1036 break;
1037 }
1038 return err;
1039}
1040
1041long v4l2_compat_ioctl32(struct file *file, unsigned int cmd, unsigned long arg)
1042{
1043 struct video_device *vdev = video_devdata(file);
1044 long ret = -ENOIOCTLCMD515;
1045
1046 if (!file->f_op->unlocked_ioctl)
1047 return ret;
1048
1049 if (_IOC_TYPE(cmd)(((cmd) >> (0 +8)) & ((1 << 8)-1)) == 'V' && _IOC_NR(cmd)(((cmd) >> 0) & ((1 << 8)-1)) < BASE_VIDIOC_PRIVATE192)
1050 ret = do_video_ioctl(file, cmd, arg);
1051 else if (vdev->fops->compat_ioctl32)
1052 ret = vdev->fops->compat_ioctl32(file, cmd, arg);
1053
1054 if (ret == -ENOIOCTLCMD515)
1055 pr_debug("compat_ioctl32: unknown ioctl '%c', dir=%d, #%d (0x%08x)\n",do { static struct _ddebug __attribute__((aligned(8))) __attribute__
((section("__verbose"))) descriptor = { .modname = "videodev"
, .function = __func__, .filename = "drivers/media/v4l2-core/v4l2-compat-ioctl32.c"
, .format = ("compat_ioctl32: unknown ioctl '%c', dir=%d, #%d (0x%08x)\n"
), .lineno = 1056, .flags = 0, }; if ((descriptor.flags &
(1<<0))) __dynamic_pr_debug(&descriptor, "compat_ioctl32: unknown ioctl '%c', dir=%d, #%d (0x%08x)\n"
, (((cmd) >> (0 +8)) & ((1 << 8)-1)), (((cmd)
>> (((0 +8)+8)+14)) & ((1 << 2)-1)), (((cmd)
>> 0) & ((1 << 8)-1)), cmd); } while (0)
1056 _IOC_TYPE(cmd), _IOC_DIR(cmd), _IOC_NR(cmd), cmd)do { static struct _ddebug __attribute__((aligned(8))) __attribute__
((section("__verbose"))) descriptor = { .modname = "videodev"
, .function = __func__, .filename = "drivers/media/v4l2-core/v4l2-compat-ioctl32.c"
, .format = ("compat_ioctl32: unknown ioctl '%c', dir=%d, #%d (0x%08x)\n"
), .lineno = 1056, .flags = 0, }; if ((descriptor.flags &
(1<<0))) __dynamic_pr_debug(&descriptor, "compat_ioctl32: unknown ioctl '%c', dir=%d, #%d (0x%08x)\n"
, (((cmd) >> (0 +8)) & ((1 << 8)-1)), (((cmd)
>> (((0 +8)+8)+14)) & ((1 << 2)-1)), (((cmd)
>> 0) & ((1 << 8)-1)), cmd); } while (0);
1057 return ret;
1058}
1059EXPORT_SYMBOL_GPL(v4l2_compat_ioctl32)extern typeof(v4l2_compat_ioctl32) v4l2_compat_ioctl32; extern
void *__crc_v4l2_compat_ioctl32 __attribute__((weak)); static
const unsigned long __kcrctab_v4l2_compat_ioctl32 __attribute__
((__used__)) __attribute__((section("___kcrctab" "_gpl" "+" "v4l2_compat_ioctl32"
), used)) = (unsigned long) &__crc_v4l2_compat_ioctl32; static
const char __kstrtab_v4l2_compat_ioctl32[] __attribute__((section
("__ksymtab_strings"), aligned(1))) = "v4l2_compat_ioctl32"; static
const struct kernel_symbol __ksymtab_v4l2_compat_ioctl32 __attribute__
((__used__)) __attribute__((section("___ksymtab" "_gpl" "+" "v4l2_compat_ioctl32"
), used)) = { (unsigned long)&v4l2_compat_ioctl32, __kstrtab_v4l2_compat_ioctl32
};