summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorZhaowei Yuan <zhaowei.yuan@samsung.com>2014-08-20 15:39:30 +0800
committerSylwester Nawrocki <s.nawrocki@samsung.com>2014-08-25 02:24:48 -0700
commit81154173d9618ea3401b3fc492e92fbefe26b760 (patch)
treeef1f10b265964c7ce06b3e69422d5914fb43a897
parent2461f9c74cbd8f31dd5ed3bea4ad178e9d508356 (diff)
downloadlinux-3.10-81154173d9618ea3401b3fc492e92fbefe26b760.tar.gz
linux-3.10-81154173d9618ea3401b3fc492e92fbefe26b760.tar.bz2
linux-3.10-81154173d9618ea3401b3fc492e92fbefe26b760.zip
vb2: fix plane index sanity check in vb2_plane_cookie()
It's also invalid that plane_no equals to vb->num_planes Change-Id: Icb11d9d5712f79d67ba2132e78fd4e90f91fef6a Signed-off-by: Zhaowei Yuan <zhaowei.yuan@samsung.com>
-rw-r--r--drivers/media/v4l2-core/videobuf2-core.c2
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 349e659d75f..ddaa6477ab4 100644
--- a/drivers/media/v4l2-core/videobuf2-core.c
+++ b/drivers/media/v4l2-core/videobuf2-core.c
@@ -1126,7 +1126,7 @@ 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);