From: Zhaowei Yuan <zhaowei.yuan@samsung.com>
To: linux-media@vger.kernel.org, k.debski@samsung.com,
m.chehab@samsung.com, kyungmin.park@samsung.com,
jtp.park@samsung.com
Cc: linux-samsung-soc@vger.kernel.org, hverkuil@xs4all.nl
Subject: [PATCH] videobuf2-core: make checking condition more strict
Date: Wed, 20 Aug 2014 11:11:55 +0800 [thread overview]
Message-ID: <1408504315-3114-1-git-send-email-zhaowei.yuan@samsung.com> (raw)
It's also invalid that plane_no equals to vb->num_planes
Signed-off-by: Zhaowei Yuan <zhaowei.yuan@samsung.com>
---
drivers/media/v4l2-core/videobuf2-core.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/media/v4l2-core/videobuf2-core.c b/drivers/media/v4l2-core/videobuf2-core.c
index c359006..1ae4e57 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);
--
1.7.9.5
next reply other threads:[~2014-08-20 3:15 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-08-20 3:11 Zhaowei Yuan [this message]
2014-08-20 9:26 ` [PATCH] videobuf2-core: make checking condition more strict Sylwester Nawrocki
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