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[RFCv6,13/16] videobuf2-dvb.c: convert to vb2_plane_begin_cpu_access()

Message ID 1415623771-29634-14-git-send-email-hverkuil@xs4all.nl (mailing list archive)
State New, archived
Headers show

Commit Message

Hans Verkuil Nov. 10, 2014, 12:49 p.m. UTC 
From: Hans Verkuil <hans.verkuil@cisco.com>

Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
---
 drivers/media/v4l2-core/videobuf2-dvb.c | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)
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Patch

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;
 }