From: Cristy <urban-warrior@imagemagick.org>
Date: Tue, 23 Jan 2018 15:37:41 +0000 (-0500)
Subject: ...
X-Git-Tag: 7.0.7-23~293
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=650d06d71d602faa708c7d33045764a9f76b4ada;p=imagemagick

...
---

diff --git a/MagickCore/quantum.c b/MagickCore/quantum.c
index 4f9f7663b..cfff6c5a7 100644
--- a/MagickCore/quantum.c
+++ b/MagickCore/quantum.c
@@ -181,7 +181,7 @@ static MagickBooleanType AcquireQuantumPixels(QuantumInfo *quantum_info,
         return(MagickFalse);
       }
     pixels=(unsigned char *)  GetVirtualMemoryBlob(quantum_info->pixels[i]);
-    (void) ResetMagickMemory(pixels,0,(4*extent+1)*sizeof(*pixels));
+    (void) ResetMagickMemory(pixels,0,4*(extent+1)*sizeof(*pixels));
     pixels[4*extent]=QuantumSignature;
   }
   return(MagickTrue);