Restored call to RelinquishMagickResource.
diff --git a/MagickCore/opencl.c b/MagickCore/opencl.c
index f56a7ca..1e61864 100644
--- a/MagickCore/opencl.c
+++ b/MagickCore/opencl.c
@@ -2897,6 +2897,7 @@
       }
   }
   pixels=info->pixels;
+  RelinquishMagickResource(MemoryResource,info->length);
   DestroyMagickCLCacheInfo(info);
   (void) RelinquishAlignedMemory(pixels);
 }