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diff --git a/MagickCore/cache.c b/MagickCore/cache.c
index 88396e561683abf1097f6b72e92afc2120e2c2bc..669f12c6e0cb0220633db85b2404a19d931fbb1d 100644 (file)
--- a/MagickCore/cache.c
+++ b/MagickCore/cache.c
@@ -4759,14 +4759,12 @@ static inline MagickBooleanType AcquireCacheNexusPixels(
 static inline void PrefetchPixelCacheNexusPixels(const NexusInfo *nexus_info,
   const MapMode mode)
 {
-  MagickSizeType
-    i;
-
-  for (i=0; i < nexus_info->length; i+=CACHE_LINE_SIZE)
-    if (mode == ReadMode)
-      MagickCachePrefetch((unsigned char *) nexus_info->pixels+i,0,1);
-    else
-      MagickCachePrefetch((unsigned char *) nexus_info->pixels+i,1,1);
+  if (mode == ReadMode)
+    {
+      MagickCachePrefetch((unsigned char *) nexus_info->pixels,0,1);
+      return;
+    }
+  MagickCachePrefetch((unsigned char *) nexus_info->pixels,1,1);
 }
 
 static Quantum *SetPixelCacheNexusPixels(const Image *image,const MapMode mode,