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[imagemagick] / MagickCore / cache.c

diff --git a/MagickCore/cache.c b/MagickCore/cache.c
index 65eec6fd4c91df8997722581a7f7ca1f325e6265..953310b07b881606421d2807477e95a63f83f6c3 100644 (file)
--- a/MagickCore/cache.c
+++ b/MagickCore/cache.c
@@ -3855,6 +3855,8 @@ MagickExport MagickBooleanType PersistPixelCache(Image *image,
     Clone persistent pixel cache.
   */
   clone_image=CloneImage(image,0,0,MagickTrue,exception);
+  if (clone_image == (Image *) NULL)
+    return(MagickFalse);
   clone_info=(CacheInfo *) clone_image->cache;
   image->cache=ClonePixelCache(cache_info);
   cache_info=(CacheInfo *) ReferencePixelCache(image->cache);