From 32d2bd56a038929e836cbdf9b5cd85b942d14b07 Mon Sep 17 00:00:00 2001
From: "Dr. David Alan Gilbert" <linux@treblig.org>
Date: Sun, 24 Oct 2010 13:33:09 -0300
Subject: [PATCH] --- yaml --- r: 219537 b: refs/heads/master c:
 910f5f05f99c1ffbb484c4e6eb2a460e7a08e2d7 h: refs/heads/master i:   219535:
 71ffa8202dbef5befb954db04a592c5121238712 v: v3

---
 [refs]                                  |  2 +-
 trunk/drivers/media/video/v4l1-compat.c | 13 ++++++++++---
 2 files changed, 11 insertions(+), 4 deletions(-)

diff --git a/[refs] b/[refs]
index 060b1a400bdd..3ac055f6885d 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 52fae5eead706cb8d604ee634162f6694d75ccad
+refs/heads/master: 910f5f05f99c1ffbb484c4e6eb2a460e7a08e2d7
diff --git a/trunk/drivers/media/video/v4l1-compat.c b/trunk/drivers/media/video/v4l1-compat.c
index 0c2105ca611e..d4ac751036a2 100644
--- a/trunk/drivers/media/video/v4l1-compat.c
+++ b/trunk/drivers/media/video/v4l1-compat.c
@@ -645,9 +645,16 @@ static noinline long v4l1_compat_get_picture(
 		goto done;
 	}
 
-	pict->depth   = ((fmt->fmt.pix.bytesperline << 3)
-			 + (fmt->fmt.pix.width - 1))
-			 / fmt->fmt.pix.width;
+	if (fmt->fmt.pix.width)
+	{
+		pict->depth   = ((fmt->fmt.pix.bytesperline << 3)
+				 + (fmt->fmt.pix.width - 1))
+				 / fmt->fmt.pix.width;
+	} else {
+		err = -EINVAL;
+		goto done;
+	}
+
 	pict->palette = pixelformat_to_palette(
 		fmt->fmt.pix.pixelformat);
 done: