From: Cristy <urban-warrior@imagemagick.org>
Date: Wed, 20 Sep 2017 00:08:29 +0000 (-0400)
Subject: ...
X-Git-Tag: 7.0.7-4~26
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=ac73fe52f8d6b25956400c4ed21fcb2f6d1b9f1c;p=imagemagick

...
---

diff --git a/coders/sgi.c b/coders/sgi.c
index 83e4dd348..7182d4e3e 100644
--- a/coders/sgi.c
+++ b/coders/sgi.c
@@ -312,6 +312,7 @@ static Image *ReadSGIImage(const ImageInfo *image_info,ExceptionInfo *exception)
   /*
     Read SGI raster header.
   */
+  (void) ResetMagickMemory(iris_info,0,sizeof(iris_info));
   iris_info.magic=ReadBlobMSBShort(image);
   do
   {
@@ -332,7 +333,7 @@ static Image *ReadSGIImage(const ImageInfo *image_info,ExceptionInfo *exception)
     if ((iris_info.bytes_per_pixel == 0) || (iris_info.bytes_per_pixel > 2))
       ThrowReaderException(CorruptImageError,"ImproperImageHeader");
     iris_info.dimension=ReadBlobMSBShort(image);
-    if ((iris_info.dimension == 0) || (iris_info.dimension > 3)) 
+    if ((iris_info.dimension == 0) || (iris_info.dimension > 3))
       ThrowReaderException(CorruptImageError,"ImproperImageHeader");
     iris_info.columns=ReadBlobMSBShort(image);
     iris_info.rows=ReadBlobMSBShort(image);