From: Hans Verkuil <hans.verk...@cisco.com>
Signed-off-by: Hans Verkuil <hans.verk...@cisco.com>
---
drivers/media/v4l2-core/videobuf2-dvb.c | 7 +++++--
1 file changed, 5 insertions(+), 2 deletions(-)
diff --git a/drivers/media/v4l2-core/videobuf2-dvb.c
b/drivers/media/v4l2-core/videobuf2-dvb.c
index d092698..d954bb8 100644
--- a/drivers/media/v4l2-core/videobuf2-dvb.c
+++ b/drivers/media/v4l2-core/videobuf2-dvb.c
@@ -30,9 +30,12 @@ MODULE_LICENSE("GPL");
static int dvb_fnc(struct vb2_buffer *vb, void *priv)
{
struct vb2_dvb *dvb = priv;
+ void *p = vb2_plane_begin_cpu_access(vb, 0);
- dvb_dmx_swfilter(&dvb->demux, vb2_plane_vaddr(vb, 0),
- vb2_get_plane_payload(vb, 0));
+ if (p == NULL)
+ return -ENOMEM;
+ dvb_dmx_swfilter(&dvb->demux, p, vb2_get_plane_payload(vb, 0));
+ vb2_plane_end_cpu_access(vb, 0);
return 0;
}
--
2.1.1
--
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