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

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sorry for the spam, I had to resend it because I got the stable
email address wrong.

On 05/23/2012 10:20 AM, Hans de Goede wrote:
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@xxxxxxxxxx>
Tested-by: Antonio Ospite<ospite@xxxxxxxxxxxxxxxxx>
CC: stable@xxxxxxxxxxxxxxx
---
  drivers/media/video/gspca/gspca.c |    4 +++-
  1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/media/video/gspca/gspca.c b/drivers/media/video/gspca/gspca.c
index 137166d..31721ea 100644
--- a/drivers/media/video/gspca/gspca.c
+++ b/drivers/media/video/gspca/gspca.c
@@ -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;
--
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