From 1c3dd700bbb17837ee6f540aff3eafc76262accf Mon Sep 17 00:00:00 2001
From: Cristy <urban-warrior@imagemagick.org>
Date: Thu, 4 Jan 2018 06:37:50 -0500
Subject: [PATCH] https://github.com/ImageMagick/ImageMagick/issues/929

---
 coders/pattern.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/coders/pattern.c b/coders/pattern.c
index bb22c1604..a5893c70e 100644
--- a/coders/pattern.c
+++ b/coders/pattern.c
@@ -977,7 +977,10 @@ static Image *ReadPATTERNImage(const ImageInfo *image_info,
         break;
       }
   if (blob == (const void *) NULL)
-    ThrowReaderException(OptionError,"UnrecognizedImageFormat");
+    {
+      blob_info=DestroyImageInfo(blob_info);
+      ThrowReaderException(OptionError,"UnrecognizedImageFormat");
+    }
   image=BlobToImage(blob_info,blob,extent,exception);
   if (image_info->size != (char *) NULL)
     {
-- 
2.40.0