diff options
| author |   Zhaowei Yuan <zhaowei.yuan@samsung.com> | 2014-08-21 23:28:21 -0300 |
|---|---|---|
| committer |   Mauro Carvalho Chehab <mchehab@osg.samsung.com> | 2014-09-21 20:50:21 -0300 |
| commit | a9ae4692eda4b99f85757b15d60971ff78a0a0e2 (patch) | |
| tree | b5f857083f955314babeec0d11ead1ba89bf79ad /drivers/media/v4l2-core | |
| parent | [media] DocBook media: update version number and V4L2 changes (diff) | |
| download | linux-dev-a9ae4692eda4b99f85757b15d60971ff78a0a0e2.tar.xz linux-dev-a9ae4692eda4b99f85757b15d60971ff78a0a0e2.zip | |
[media] vb2: fix plane index sanity check in vb2_plane_cookie()
It's also invalid when plane_no is equal to vb->num_planes
Signed-off-by: Zhaowei Yuan <zhaowei.yuan@samsung.com>
Cc: stable@vger.kernel.org # for v3.7 and up
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
Diffstat (limited to 'drivers/media/v4l2-core')
| -rw-r--r-- | drivers/media/v4l2-core/videobuf2-core.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/media/v4l2-core/videobuf2-core.c b/drivers/media/v4l2-core/videobuf2-core.c index 7f70fd521ab1..c2126d874549 100644 --- a/drivers/media/v4l2-core/videobuf2-core.c +++ b/drivers/media/v4l2-core/videobuf2-core.c @@ -1130,7 +1130,7 @@ EXPORT_SYMBOL_GPL(vb2_plane_vaddr); */ void *vb2_plane_cookie(struct vb2_buffer *vb, unsigned int plane_no) { - if (plane_no > vb->num_planes || !vb->planes[plane_no].mem_priv) + if (plane_no >= vb->num_planes || !vb->planes[plane_no].mem_priv) return NULL; return call_ptr_memop(vb, cookie, vb->planes[plane_no].mem_priv); |