From: Jean-François Moine <moinejf@free.fr>
Date: Mon, 13 Sep 2010 08:22:37 +0000 (-0300)
Subject: V4L/DVB: gspca - sn9c20x: Bad transfer size of Bayer images
X-Git-Tag: v2.6.35.8~80
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=74352c5c9e2e5c914254d2588876c0c13333c6f5;p=karo-tx-linux.git

V4L/DVB: gspca - sn9c20x: Bad transfer size of Bayer images

commit 04d174e99a6eca2f62b56c10ae1d7d0499d83e9d upstream.

As the end of frame marker does not contain any pixel, it must not be
transferred.

Reported-by: Ivo Jager <ivo.jager@siliconfields.net>
Signed-off-by: Jean-François Moine <moinejf@free.fr>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
---

diff --git a/drivers/media/video/gspca/sn9c20x.c b/drivers/media/video/gspca/sn9c20x.c
index 644a7fd4701a..74a005fad89c 100644
--- a/drivers/media/video/gspca/sn9c20x.c
+++ b/drivers/media/video/gspca/sn9c20x.c
@@ -2368,8 +2368,7 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev,
 			    (data[33] << 10);
 		avg_lum >>= 9;
 		atomic_set(&sd->avg_lum, avg_lum);
-		gspca_frame_add(gspca_dev, LAST_PACKET,
-				data, len);
+		gspca_frame_add(gspca_dev, LAST_PACKET, NULL, 0);
 		return;
 	}
 	if (gspca_dev->last_packet_type == LAST_PACKET) {