diff options
Diffstat (limited to 'drivers/media/v4l2-core/v4l2-compat-ioctl32.c')
| -rw-r--r-- | drivers/media/v4l2-core/v4l2-compat-ioctl32.c | 30 |
1 files changed, 13 insertions, 17 deletions
diff --git a/drivers/media/v4l2-core/v4l2-compat-ioctl32.c b/drivers/media/v4l2-core/v4l2-compat-ioctl32.c index e2b0a0969eb..07d6ce4c9c6 100644 --- a/drivers/media/v4l2-core/v4l2-compat-ioctl32.c +++ b/drivers/media/v4l2-core/v4l2-compat-ioctl32.c @@ -264,7 +264,7 @@ static int put_v4l2_create32(struct v4l2_create_buffers *kp, struct v4l2_create_ struct v4l2_standard32 { __u32 index; - __u32 id[2]; /* __u64 would get the alignment wrong */ + compat_u64 id; __u8 name[24]; struct v4l2_fract frameperiod; /* Frames, not fields */ __u32 framelines; @@ -284,7 +284,7 @@ static int put_v4l2_standard32(struct v4l2_standard *kp, struct v4l2_standard32 { if (!access_ok(VERIFY_WRITE, up, sizeof(struct v4l2_standard32)) || put_user(kp->index, &up->index) || - copy_to_user(up->id, &kp->id, sizeof(__u64)) || + put_user(kp->id, &up->id) || copy_to_user(up->name, kp->name, 24) || copy_to_user(&up->frameperiod, &kp->frameperiod, sizeof(kp->frameperiod)) || put_user(kp->framelines, &up->framelines) || @@ -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: @@ -576,10 +571,10 @@ struct v4l2_input32 { __u32 type; /* Type of input */ __u32 audioset; /* Associated audios (bitfield) */ __u32 tuner; /* Associated tuner */ - v4l2_std_id std; + compat_u64 std; __u32 status; __u32 reserved[4]; -} __attribute__ ((packed)); +}; /* The 64-bit v4l2_input struct has extra padding at the end of the struct. Otherwise it is identical to the 32-bit version. */ @@ -719,6 +714,7 @@ static int put_v4l2_ext_controls32(struct v4l2_ext_controls *kp, struct v4l2_ext struct v4l2_event32 { __u32 type; union { + compat_s64 value64; __u8 data[64]; } u; __u32 pending; |