diff --git a/ge/graph/manager/graph_manager.cc b/ge/graph/manager/graph_manager.cc
index 6e8478d8..02a500fe 100755
--- a/ge/graph/manager/graph_manager.cc
+++ b/ge/graph/manager/graph_manager.cc
@@ -490,8 +490,8 @@ Status GraphManager::ModifyDataIndex(const Graph &graph, const std::map<std::str
     // The valid index starts with 0 and increases by 1, and num is equal to data_node.
     if (indexes.size() != data_desc.size() || *first_iter != 0 || *end_iter != data_size - 1) {
       auto iter = graph_option.find(OPTION_EXEC_DATA_INPUTS_SHAPE_RANGE);
-      bool enable_input_shape_range = (iter != graph_option.end()) && (!iter->second.empty());
-      if (enable_input_shape_range) {
+      if (iter != graph_option.end()) && (!iter->second.empty()) {
+        // If data inputs shape range is set, user must set valid data index.
         REPORT_INNER_ERROR("E19999", "Input data index is invalid when data shape range enabled, please check!");
         GELOGE(GRAPH_PARAM_INVALID, "[COMP][AddGraph]Input data index is invalid when data shape range enabled.");
         return GRAPH_PARAM_INVALID;