[media] gspca-core: Fix buffers staying in queued state after a stream_off

This fixes a regression introduced by commit f7059ea and should be
backported to all supported stable kernels which have this commit.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Tested-by: Antonio Ospite <ospite@studenti.unina.it>
CC: stable@vger.kernel.org
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Hans de Goede 2012-05-22 11:24:05 -03:00 committed by Mauro Carvalho Chehab
parent cf3c1c3195
commit af05ef01e9

View File

@ -1653,7 +1653,7 @@ static int vidioc_streamoff(struct file *file, void *priv,
enum v4l2_buf_type buf_type)
{
struct gspca_dev *gspca_dev = video_drvdata(file);
int ret;
int i, ret;
if (buf_type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
return -EINVAL;
@ -1678,6 +1678,8 @@ static int vidioc_streamoff(struct file *file, void *priv,
wake_up_interruptible(&gspca_dev->wq);
/* empty the transfer queues */
for (i = 0; i < gspca_dev->nframes; i++)
gspca_dev->frame[i].v4l2_buf.flags &= ~BUF_ALL_FLAGS;
atomic_set(&gspca_dev->fr_q, 0);
atomic_set(&gspca_dev->fr_i, 0);
gspca_dev->fr_o = 0;