From 68621bb5ba3579045e18d2ffc60b67120c3a7b95 Mon Sep 17 00:00:00 2001
From: Cristy <urban-warrior@imagemagick.org>
Date: Sun, 3 Sep 2017 11:59:44 -0400
Subject: [PATCH] https://github.com/ImageMagick/ImageMagick/issues/722

---
 coders/ps.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/coders/ps.c b/coders/ps.c
index abe3a23ea..2e17c50c6 100644
--- a/coders/ps.c
+++ b/coders/ps.c
@@ -134,6 +134,8 @@ static int MagickDLLCall PostscriptDelegateMessage(void *handle,
       *messages=(char *) ResizeQuantumMemory(*messages,offset+length+1,
         sizeof(char *));
     }
+  if (*messages == (char *) NULL)
+    return(0);
   (void) memcpy(*messages+offset,message,length);
   (*messages)[length+offset] ='\0';
   return(length);
-- 
2.50.1