diff --git a/samgr_client/source/remote_register_rpc.c b/samgr_client/source/remote_register_rpc.c
index 5a630dd94d706f11546902240da9e4dae2e8eedd..9fbfe26909816f4bf41e694e2df1a8fd71bee009 100644
--- a/samgr_client/source/remote_register_rpc.c
+++ b/samgr_client/source/remote_register_rpc.c
@@ -43,7 +43,8 @@ static BOOL g_isAbilityInited = FALSE;
 
 int SAMGR_RegisterServiceApi(const char *service, const char *feature, const Identity *identity, IUnknown *iUnknown)
 {
-    if (service == NULL) {
+    if (service == NULL) {  
+    
         return EC_INVALID;
     }
     ClientInitializeRegistry();
diff --git a/samgr_server/source/samgr_server_rpc.c b/samgr_server/source/samgr_server_rpc.c
index a4b417f50e6758192ba014b6302cf678fd5f7e00..97414479f87cde435b79362afd7764a3791ba794 100644
--- a/samgr_server/source/samgr_server_rpc.c
+++ b/samgr_server/source/samgr_server_rpc.c
@@ -115,8 +115,8 @@ SaNode *GetSaNodeBySaId(uintptr_t saId)
 {
     SaNode *node = NULL;
     SaNode *retNode = NULL;
-
     pthread_mutex_lock(&g_saMutex);
+    
     UTILS_DL_LIST_FOR_EACH_ENTRY(node, &g_saList, SaNode, list)
     {
         if (node->saId == saId) {