From 4693836b52ec11c0348f9687b8c1f92ce27f991f Mon Sep 17 00:00:00 2001
From: cristy <urban-warrior@git.imagemagick.org>
Date: Sat, 10 Jan 2015 23:56:02 +0000
Subject: [PATCH]

---
 coders/wpg.c | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/coders/wpg.c b/coders/wpg.c
index cc292a30c..caec51537 100644
--- a/coders/wpg.c
+++ b/coders/wpg.c
@@ -470,8 +470,13 @@ static int UnpackWPGRaster(Image *image,int bpp,ExceptionInfo *exception)
 
   while(y<(ssize_t) image->rows)
     {
-      bbuf=ReadBlobByte(image);
+      int
+        c;
 
+      c=ReadBlobByte(image);
+      if (c == EOF)
+        break;
+      bbuf=(unsigned char) c;
       RunCount=bbuf & 0x7F;
       if(bbuf & 0x80)
         {
@@ -517,7 +522,7 @@ static int UnpackWPGRaster(Image *image,int bpp,ExceptionInfo *exception)
       }
     }
   BImgBuff=(unsigned char *) RelinquishMagickMemory(BImgBuff);
-  return(0);
+  return(y <(ssize_t) image->rows ? -5 : 0);
 }
 
 
-- 
2.40.0