diff options
| author | Anders Roxell <anders.roxell@linaro.org> | 2016-08-10 12:11:15 +0200 |
|---|---|---|
| committer | Anders Roxell <anders.roxell@linaro.org> | 2016-08-10 12:11:15 +0200 |
| commit | a44038112d3379f49df8a9db3e1259d9e945faee (patch) | |
| tree | 198f8ef7dcba389b87dbd3cac861d896b5bfd77d /drivers/media/v4l2-core/v4l2-compat-ioctl32.c | |
| parent | 590e935df0c94b2d7a4584bb26906666176a6133 (diff) | |
| parent | 0e790100f1c49f32a390d0cc55801230fd04ba56 (diff) | |
Merge remote-tracking branch 'lsk/linux-linaro-lsk-v3.18' into linux-linaro-lsk-v3.18-rtlsk-v3.18-16.09-rtlinux-linaro-lsk-v3.18-rt-test
Signed-off-by: Anders Roxell <anders.roxell@linaro.org>
Conflicts:
kernel/futex.c
kernel/printk/printk.c
kernel/softirq.c
mm/slub.c
mm/swap.c
Diffstat (limited to 'drivers/media/v4l2-core/v4l2-compat-ioctl32.c')
| -rw-r--r-- | drivers/media/v4l2-core/v4l2-compat-ioctl32.c | 21 |
1 files changed, 8 insertions, 13 deletions
diff --git a/drivers/media/v4l2-core/v4l2-compat-ioctl32.c b/drivers/media/v4l2-core/v4l2-compat-ioctl32.c index e502a5fb2994..e77d3fc50abd 100644 --- a/drivers/media/v4l2-core/v4l2-compat-ioctl32.c +++ b/drivers/media/v4l2-core/v4l2-compat-ioctl32.c @@ -392,7 +392,8 @@ static int get_v4l2_buffer32(struct v4l2_buffer *kp, struct v4l2_buffer32 __user get_user(kp->index, &up->index) || get_user(kp->type, &up->type) || get_user(kp->flags, &up->flags) || - get_user(kp->memory, &up->memory)) + get_user(kp->memory, &up->memory) || + get_user(kp->length, &up->length)) return -EFAULT; if (V4L2_TYPE_IS_OUTPUT(kp->type)) @@ -404,9 +405,6 @@ static int get_v4l2_buffer32(struct v4l2_buffer *kp, struct v4l2_buffer32 __user return -EFAULT; if (V4L2_TYPE_IS_MULTIPLANAR(kp->type)) { - if (get_user(kp->length, &up->length)) - return -EFAULT; - num_planes = kp->length; if (num_planes == 0) { kp->m.planes = NULL; @@ -439,16 +437,14 @@ static int get_v4l2_buffer32(struct v4l2_buffer *kp, struct v4l2_buffer32 __user } else { switch (kp->memory) { case V4L2_MEMORY_MMAP: - if (get_user(kp->length, &up->length) || - get_user(kp->m.offset, &up->m.offset)) + if (get_user(kp->m.offset, &up->m.offset)) return -EFAULT; break; case V4L2_MEMORY_USERPTR: { compat_long_t tmp; - if (get_user(kp->length, &up->length) || - get_user(tmp, &up->m.userptr)) + if (get_user(tmp, &up->m.userptr)) return -EFAULT; kp->m.userptr = (unsigned long)compat_ptr(tmp); @@ -490,7 +486,8 @@ static int put_v4l2_buffer32(struct v4l2_buffer *kp, struct v4l2_buffer32 __user copy_to_user(&up->timecode, &kp->timecode, sizeof(struct v4l2_timecode)) || put_user(kp->sequence, &up->sequence) || put_user(kp->reserved2, &up->reserved2) || - put_user(kp->reserved, &up->reserved)) + put_user(kp->reserved, &up->reserved) || + put_user(kp->length, &up->length)) return -EFAULT; if (V4L2_TYPE_IS_MULTIPLANAR(kp->type)) { @@ -513,13 +510,11 @@ static int put_v4l2_buffer32(struct v4l2_buffer *kp, struct v4l2_buffer32 __user } else { switch (kp->memory) { case V4L2_MEMORY_MMAP: - if (put_user(kp->length, &up->length) || - put_user(kp->m.offset, &up->m.offset)) + if (put_user(kp->m.offset, &up->m.offset)) return -EFAULT; break; case V4L2_MEMORY_USERPTR: - if (put_user(kp->length, &up->length) || - put_user(kp->m.userptr, &up->m.userptr)) + if (put_user(kp->m.userptr, &up->m.userptr)) return -EFAULT; break; case V4L2_MEMORY_OVERLAY: |