fix memory leak in hrz

diff --git a/coders/hrz.c b/coders/hrz.c
index 948c04ac0d79e501c4b379b174f310e129b2f7ae..19236b82e1a164dbff6ca13433df709ebba01b40 100644 (file)
--- a/coders/hrz.c
+++ b/coders/hrz.c
@@ -154,7 +154,10 @@ static Image *ReadHRZImage(const ImageInfo *image_info,ExceptionInfo *exception)
   {
     count=ReadBlob(image,length,pixels);
     if ((size_t) count != length)
-      ThrowReaderException(CorruptImageError,"UnableToReadImageData");
+      {
+        pixels=(unsigned char *) RelinquishMagickMemory(pixels);
+        ThrowReaderException(CorruptImageError,"UnableToReadImageData");
+      }
     p=pixels;
     q=QueueAuthenticPixels(image,0,y,image->columns,1,exception);
     if (q == (Quantum *) NULL)