V4L/DVB (13816): gspca - main: Set the current frame pointer when fir…

…st qbuf. When not set, some images could be lost. Signed-off-by: Jean-Francois Moine <moinejf@free.fr> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
git-mirror · Jan 17, 2010 · 8c32aa5 · 8c32aa5
1 parent 6ccf80e
commit 8c32aa5
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/drivers/media/video/gspca/gspca.c b/drivers/media/video/gspca/gspca.c
@@ -1815,6 +1815,8 @@ static int vidioc_qbuf(struct file *file, void *priv,
 	/* put the buffer in the 'queued' queue */
 	i = gspca_dev->fr_q;
 	gspca_dev->fr_queue[i] = index;
+	if (gspca_dev->fr_i == i)
+		gspca_dev->cur_frame = frame;
 	gspca_dev->fr_q = (i + 1) % gspca_dev->nframes;
 	PDEBUG(D_FRAM, "qbuf q:%d i:%d o:%d",
 		gspca_dev->fr_q,