From: Jean-Francois Moine <moinejf@free.fr>
Date: Tue, 24 Nov 2009 09:13:28 +0000 (-0300)
Subject: V4L/DVB (13491): gspca - vc032x: Avoid crash on querymenu.
X-Git-Tag: v2.6.33-rc1~338^2~37
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=6afd2aa856eba0706176cecea1f989b1081c96dc;p=platform%2Fupstream%2Fkernel-adaptation-pc.git

V4L/DVB (13491): gspca - vc032x: Avoid crash on querymenu.

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/vc032x.c b/drivers/media/video/gspca/vc032x.c
index 2667523..c090efc 100644
--- a/drivers/media/video/gspca/vc032x.c
+++ b/drivers/media/video/gspca/vc032x.c
@@ -3095,6 +3095,8 @@ static int sd_querymenu(struct gspca_dev *gspca_dev,
 
 	switch (menu->id) {
 	case V4L2_CID_POWER_LINE_FREQUENCY:
+		if (menu->index >= ARRAY_SIZE(freq_nm))
+			break;
 		strcpy((char *) menu->name, freq_nm[menu->index]);
 		return 0;
 	}