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[media] media: videobuf2-core: Fix one __qbuf_dmabuf() error path
author
Wu, Xia
<xia.wu@intel.com>
Wed, 9 Dec 2015 07:26:26 +0000
(
05:26
-0200)
committer
Mauro Carvalho Chehab
<mchehab@osg.samsung.com>
Mon, 1 Feb 2016 09:32:40 +0000
(07:32 -0200)
Add dma_buf_put() to decrease refcount of the dmabuf in error path if DMABUF size is smaller than the requirement.
Signed-off-by: wu xia <xia.wu@intel.com>
Acked-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
drivers/media/v4l2-core/videobuf2-core.c
patch
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blob
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diff --git
a/drivers/media/v4l2-core/videobuf2-core.c
b/drivers/media/v4l2-core/videobuf2-core.c
index
c5d49d7
..
ec5b78e
100644
(file)
--- a/
drivers/media/v4l2-core/videobuf2-core.c
+++ b/
drivers/media/v4l2-core/videobuf2-core.c
@@
-1220,6
+1220,7
@@
static int __qbuf_dmabuf(struct vb2_buffer *vb, const void *pb)
if (planes[plane].length < vb->planes[plane].min_length) {
dprintk(1, "invalid dmabuf length for plane %d\n",
plane);
+ dma_buf_put(dbuf);
ret = -EINVAL;
goto err;
}