diff --git a/magick/cache.c b/magick/cache.c
index ff834b9..eb5d373 100644
--- a/magick/cache.c
+++ b/magick/cache.c
@@ -2099,44 +2099,42 @@
assert(image->cache != (Cache) NULL);
cache_info=(CacheInfo *) image->cache;
destroy=MagickFalse;
- if (cache_info->type != PingCache)
+ if ((cache_info->reference_count > 1) || (cache_info->mode == ReadMode))
{
- if ((cache_info->reference_count > 1) || (cache_info->mode == ReadMode))
+ LockSemaphoreInfo(cache_info->semaphore);
+ if ((cache_info->reference_count > 1) ||
+ (cache_info->mode == ReadMode))
{
- LockSemaphoreInfo(cache_info->semaphore);
- if ((cache_info->reference_count > 1) ||
- (cache_info->mode == ReadMode))
+ Image
+ clone_image;
+
+ CacheInfo
+ *clone_info;
+
+ /*
+ Clone pixel cache.
+ */
+ clone_image=(*image);
+ clone_image.semaphore=AllocateSemaphoreInfo();
+ clone_image.reference_count=1;
+ clone_image.cache=ClonePixelCache(cache_info);
+ clone_info=(CacheInfo *) clone_image.cache;
+ status=OpenPixelCache(&clone_image,IOMode,exception);
+ if (status != MagickFalse)
{
- Image
- clone_image;
-
- CacheInfo
- *clone_info;
-
- /*
- Clone pixel cache.
- */
- clone_image=(*image);
- clone_image.semaphore=AllocateSemaphoreInfo();
- clone_image.reference_count=1;
- clone_image.cache=ClonePixelCache(cache_info);
- clone_info=(CacheInfo *) clone_image.cache;
- status=OpenPixelCache(&clone_image,IOMode,exception);
+ if ((clone != MagickFalse) &&
+ (cache_info->type != PingCache))
+ status=ClonePixelCachePixels(clone_info,cache_info,
+ exception);
if (status != MagickFalse)
{
- if (clone != MagickFalse)
- status=ClonePixelCachePixels(clone_info,cache_info,
- exception);
- if (status != MagickFalse)
- {
- destroy=MagickTrue;
- image->cache=clone_image.cache;
- }
+ destroy=MagickTrue;
+ image->cache=clone_image.cache;
}
- DestroySemaphoreInfo(&clone_image.semaphore);
}
- UnlockSemaphoreInfo(cache_info->semaphore);
+ DestroySemaphoreInfo(&clone_image.semaphore);
}
+ UnlockSemaphoreInfo(cache_info->semaphore);
}
if (destroy != MagickFalse)
cache_info=(CacheInfo *) DestroyPixelCache(cache_info);