https://github.com/ImageMagick/ImageMagick/issues/796

diff --git a/MagickCore/opencl.c b/MagickCore/opencl.c
index e2d04010035ed4bed577cf99bcfea7c39521d546..9bd262902fe522ff27b22c57ad6417cba25563ee 100644 (file)
--- a/MagickCore/opencl.c
+++ b/MagickCore/opencl.c
@@ -2327,7 +2327,7 @@ static void LoadOpenCLDevices(MagickCLEnv clEnv)
 
       openCL_library->clGetDeviceInfo(devices[j],CL_DEVICE_NAME,0,NULL,
         &length);
-      device->name=AcquireQuantumMemory(length,sizeof(*device->name));
+      device->name=AcquireCriticalMemory(length*sizeof(*device->name));
       openCL_library->clGetDeviceInfo(devices[j],CL_DEVICE_NAME,length,
         device->name,NULL);