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[media] v4l2: use list_move_tail instead of list_del/list_add_tail 

Using list_move_tail() instead of list_del() + list_add_tail().
dpatch engine is used to auto generate this patch.
(https://github.com/weiyj/dpatch)

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Wei Yongjun 2012-10-08 08:34:09 -03:00 committed by Mauro Carvalho Chehab
parent 8d6b12501a
commit 0666c6b8d6
1 changed files with 2 additions and 4 deletions
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6
drivers/media/platform/fsl-viu.c
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@ -352,8 +352,7 @@ static int restart_video_queue(struct viu_dmaqueue *vidq)
return 0;
buf = list_entry(vidq->queued.next, struct viu_buf, vb.queue);
if (prev == NULL) {
list_del(&buf->vb.queue);
list_add_tail(&buf->vb.queue, &vidq->active);
list_move_tail(&buf->vb.queue, &vidq->active);
dprintk(1, "Restarting video dma\n");
viu_stop_dma(vidq->dev);
@ -367,8 +366,7 @@ static int restart_video_queue(struct viu_dmaqueue *vidq)
} else if (prev->vb.width == buf->vb.width &&
prev->vb.height == buf->vb.height &&
prev->fmt == buf->fmt) {
list_del(&buf->vb.queue);
list_add_tail(&buf->vb.queue, &vidq->active);
list_move_tail(&buf->vb.queue, &vidq->active);
buf->vb.state = VIDEOBUF_ACTIVE;
dprintk(2, "[%p/%d] restart_queue - move to active\n",
buf, buf->vb.i);