!6614 clean codex

Merge pull request !6614 from caifubi/dump2

mindspore/ccsrc/debug/data_dump/e2e_dump_util.cc

@@ -64,8 +64,11 @@ void E2eDumpUtil::DumpGPUMemToFile(const std::string &file_path, const std::stri
                                    const ShapeVector &int_shapes, const TypeId &type, size_t slot, Debugger *debugger) {
 #ifdef ENABLE_DEBUGGER
   auto format = kOpFormat_DEFAULT;
+  MS_EXCEPTION_IF_NULL(debugger);
   DebugServices *debug_services = debugger->debug_services();
+  MS_EXCEPTION_IF_NULL(debug_services);
   TensorLoader *tensor_loader = debug_services->tensor_loader();
+  MS_EXCEPTION_IF_NULL(tensor_loader);
   auto ret = tensor_loader->DumpTensorToFile(original_kernel_name, trans_flag, file_path, format, int_shapes, type,
                                              addr->type_id(), addr->format(), slot);
   if (!ret) {