diff --git a/frameworks/datatransmitmgr/dev_slinfo_adpt.c b/frameworks/datatransmitmgr/dev_slinfo_adpt.c
index 51ea95b28841f69fb650955bee6d88d42ef24679..a7b4182f404c82c670a5774e4fe472482e2eb093 100644
--- a/frameworks/datatransmitmgr/dev_slinfo_adpt.c
+++ b/frameworks/datatransmitmgr/dev_slinfo_adpt.c
@@ -101,7 +101,7 @@ static int32_t InitDeviceSecEnv(void)
     return DEVSL_SUCCESS;
 }
 
-int32_t StartDevslEnv()
+int32_t StartDevslEnv(void)
 {
     DATA_SEC_LOG_INFO("Enter InitDeviceSecEnv...");
     int32_t ret = InitDeviceSecEnv();
diff --git a/interfaces/innerkits/datatransmitmgr/include/dev_slinfo_adpt.h b/interfaces/innerkits/datatransmitmgr/include/dev_slinfo_adpt.h
index 9ecbef874898ece569aa1a11f4cfe40b05f22ae8..baca82b0b1fe9ef4714c57203c8e1aeb0e53ee21 100644
--- a/interfaces/innerkits/datatransmitmgr/include/dev_slinfo_adpt.h
+++ b/interfaces/innerkits/datatransmitmgr/include/dev_slinfo_adpt.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021-2022 Huawei Device Co., Ltd.
+ * Copyright (C) 2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/test/unittest/datatransmitmgr/DevSLMgrTest.cpp b/test/unittest/datatransmitmgr/DevSLMgrTest.cpp
index f53734ee3d9e07a5e50b910c09ef36ce66282a55..96f0e8e28449890cdc6fe8e4a6ec9e545e0df73b 100644
--- a/test/unittest/datatransmitmgr/DevSLMgrTest.cpp
+++ b/test/unittest/datatransmitmgr/DevSLMgrTest.cpp
@@ -37,7 +37,7 @@ private:
 DevSLMgrTest::DevSLMgrTest() {}
 DevSLMgrTest::~DevSLMgrTest() {}
 void DevSLMgrTest::SetUpTestCase() {}
-void DevSLMgrTest::TearDownTestCase() {};
+void DevSLMgrTest::TearDownTestCase() {}
 void DevSLMgrTest::SetUp() {}
 void DevSLMgrTest::TearDown() {}