From f5d726b0f92d4882b30abe50b20debf243228cfb Mon Sep 17 00:00:00 2001
From: zhoufeng <zhoufeng54@huawei.com>
Date: Tue, 7 Jul 2020 12:16:49 +0800
Subject: [PATCH] Fix bus error

Signed-off-by: zhoufeng <zhoufeng54@huawei.com>
---
 mindspore/ccsrc/session/ascend_session.cc | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/mindspore/ccsrc/session/ascend_session.cc b/mindspore/ccsrc/session/ascend_session.cc
index c042e11ec5..9c92749e4b 100644
--- a/mindspore/ccsrc/session/ascend_session.cc
+++ b/mindspore/ccsrc/session/ascend_session.cc
@@ -293,6 +293,9 @@ static void RecurseToUpdateCallRealInput(NotNull<KernelGraphPtr> graph,
 void InsertMakeTupleForEmptyGraph(NotNull<KernelGraphPtr> graph) {
   auto return_node = graph->get_return();
   MS_EXCEPTION_IF_NULL(return_node);
+  if (return_node->size() <= kReturnDataIndex) {
+    return;
+  }
   auto origin_output = return_node->input(kReturnDataIndex);
   MS_EXCEPTION_IF_NULL(origin_output);
   std::vector<AnfNodePtr> make_tuple_input{