From 0fd1f66767ab3b71bef571bf734ce0038d696f4f Mon Sep 17 00:00:00 2001
From: José Aliste <jaliste@src.gnome.org>
Date: Fri, 26 Nov 2010 14:56:45 +0000
Subject: document: create_thumbnail_frame should return NULL when

source_pixbuf is NULL and width and height are not positive.

Fixes bug #594408
(cherry picked from commit 3d8180a605e8c98172e9e0e739e22b7f50ed7bad)
---
diff --git a/libdocument/ev-document-misc.c b/libdocument/ev-document-misc.c
index d597127..6099b7f 100644
--- a/libdocument/ev-document-misc.c
+++ b/libdocument/ev-document-misc.c
@@ -56,7 +56,7 @@ create_thumbnail_frame (int        width,
 	}
 
 	/* make sure no one is passing us garbage */
-	g_assert (width_r >= 0 && height_r >= 0);
+	g_return_val_if_fail (width_r >= 0 && height_r >= 0, NULL);
 
 	retval = gdk_pixbuf_new (GDK_COLORSPACE_RGB,
 				 TRUE, 8,
--
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