From: Jean-Francois Moine <moinejf@free.fr>
Date: Tue, 20 Jan 2009 19:21:44 +0000 (-0300)
Subject: V4L/DVB (10378): gspca - main: Avoid error on set interface on disconnection.
X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=d08e2ce0ebb38f2b66d875a09ebab3ed548354ee;p=openwrt%2Fstaging%2Fblogic.git

V4L/DVB (10378): gspca - main: Avoid error on set interface on disconnection.

Signed-off-by: Jean-Francois Moine <moinejf@free.fr>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
---

diff --git a/drivers/media/video/gspca/gspca.c b/drivers/media/video/gspca/gspca.c
index db22e3c24764..068060231630 100644
--- a/drivers/media/video/gspca/gspca.c
+++ b/drivers/media/video/gspca/gspca.c
@@ -666,7 +666,8 @@ static void gspca_stream_off(struct gspca_dev *gspca_dev)
 	    && gspca_dev->sd_desc->stopN)
 		gspca_dev->sd_desc->stopN(gspca_dev);
 	destroy_urbs(gspca_dev);
-	gspca_set_alt0(gspca_dev);
+	if (gspca_dev->present)
+		gspca_set_alt0(gspca_dev);
 	if (gspca_dev->sd_desc->stop0)
 		gspca_dev->sd_desc->stop0(gspca_dev);
 	PDEBUG(D_STREAM, "stream off OK");