From: Cristy <urban-warrior@imagemagick.org>
Date: Sat, 24 Jun 2017 16:15:25 +0000 (-0400)
Subject: https://github.com/ImageMagick/ImageMagick/issues/526
X-Git-Tag: 7.0.6-1~117
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=45e53a7ad94ce3573d9997704bf32e1f3097f9c0;p=imagemagick

https://github.com/ImageMagick/ImageMagick/issues/526
https://github.com/ImageMagick/ImageMagick/issues/527
---

diff --git a/coders/png.c b/coders/png.c
index 774a6829e..1dc31ff2f 100644
--- a/coders/png.c
+++ b/coders/png.c
@@ -4384,7 +4384,13 @@ static Image *ReadOneJNGImage(MngInfo *mng_info,
           ThrowReaderException(ResourceLimitError,"MemoryAllocationFailed");
 
         for (i=0; i < (ssize_t) length; i++)
-          chunk[i]=(unsigned char) ReadBlobByte(image);
+        {
+          int
+            c;
+
+          c=ReadBlobByte(image);
+          chunk[i]=(unsigned char) c;
+        }
 
         p=chunk;
       }
@@ -5247,7 +5253,13 @@ static Image *ReadOneMNGImage(MngInfo* mng_info, const ImageInfo *image_info,
                 "MemoryAllocationFailed");
 
             for (i=0; i < (ssize_t) length; i++)
-              chunk[i]=(unsigned char) ReadBlobByte(image);
+            {
+              int
+                c;
+
+              c=ReadBlobByte(image);
+              chunk[i]=(unsigned char) c;
+            }
 
             p=chunk;
           }