From f0eec7524321f1be1bfe568a13ab7d4d0333c814 Mon Sep 17 00:00:00 2001
From: cristy <urban-warrior@git.imagemagick.org>
Date: Thu, 16 Jan 2014 01:28:43 +0000
Subject: [PATCH]

---
 coders/png.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/coders/png.c b/coders/png.c
index 3bd5751e4..a00e4a322 100644
--- a/coders/png.c
+++ b/coders/png.c
@@ -4718,6 +4718,7 @@ static Image *ReadOneJNGImage(MngInfo *mng_info,
     (void) LogMagickEvent(CoderEvent,GetMagickModule(),
       "    Reading jng_image from color_blob.");
 
+  assert(color_image_info != (ImageInfo *) NULL);
   (void) FormatLocaleString(color_image_info->filename,MaxTextExtent,"%s",
     color_image->filename);
 
-- 
2.40.0