From 62b20a278f32e176e98b78622fe8ec56137afa33 Mon Sep 17 00:00:00 2001
From: zhaozhenlong <zhaozhenlong1@huawei.com>
Date: Thu, 1 Jul 2021 14:57:17 +0800
Subject: [PATCH] fix npu free not set null

---
 mindspore/lite/src/delegate/npu/npu_delegate.cc | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/mindspore/lite/src/delegate/npu/npu_delegate.cc b/mindspore/lite/src/delegate/npu/npu_delegate.cc
index a3da74eea87..4b630dfceec 100644
--- a/mindspore/lite/src/delegate/npu/npu_delegate.cc
+++ b/mindspore/lite/src/delegate/npu/npu_delegate.cc
@@ -77,11 +77,13 @@ int NPUDelegate::Init() {
   if (!npu_manager_->IsSupportNPU()) {
     MS_LOG(DEBUG) << "Checking that npu is unsupported.";
     free(npu_manager_);
+    npu_manager_ = nullptr;
     return RET_NOT_SUPPORT;
   }
   pass_manager_ = new (std::nothrow) NPUPassManager();
   if (pass_manager_ == nullptr) {
     free(npu_manager_);
+    npu_manager_ = nullptr;
     MS_LOG(ERROR) << "New npu pass manager failed.";
     return RET_ERROR;
   }