diff --git a/interfaces/kits/js/src/native_devicemanager_js.cpp b/interfaces/kits/js/src/native_devicemanager_js.cpp
index 5a265ae1c955c20fc253ce750c447d6ab816925a..bb96c37a7044c5a55a282bc3077f4f9ed3ee30f6 100644
--- a/interfaces/kits/js/src/native_devicemanager_js.cpp
+++ b/interfaces/kits/js/src/native_devicemanager_js.cpp
@@ -46,7 +46,6 @@ const int32_t DM_NAPI_ARGS_TWO = 2;
 const int32_t DM_NAPI_ARGS_THREE = 3;
 const int32_t DM_NAPI_SUB_ID_MAX = 65535;
 
-const int32_t DM_AUTH_DIRECTION_CLIENT = 1;
 
 std::map<std::string, DeviceManagerNapi *> g_deviceManagerMap;
 std::map<std::string, std::shared_ptr<DmNapiInitCallback>> g_initCallbackMap;
@@ -530,51 +529,7 @@ void DeviceManagerNapi::DeviceInfoToJsArray(const napi_env &env, const std::vect
 void DeviceManagerNapi::DmAuthParamToJsAuthParam(const napi_env &env, const DmAuthParam &authParam,
                                                  napi_value &paramResult)
 {
-    napi_value extraInfo = nullptr;
-    napi_create_object(env, &extraInfo);
-    SetValueInt32(env, "direction", authParam.direction, extraInfo);
-    SetValueInt32(env, "authType", authParam.authType, paramResult);
-    SetValueInt32(env, "pinToken", stoi(authParam.authToken), extraInfo);
-
-    if (authParam.direction == DM_AUTH_DIRECTION_CLIENT) {
-        napi_set_named_property(env, paramResult, "extraInfo", extraInfo);
-        return;
-    }
-
-    SetValueUtf8String(env, "packageName", authParam.packageName, extraInfo);
-    SetValueUtf8String(env, "appName", authParam.appName, extraInfo);
-    SetValueUtf8String(env, "appDescription", authParam.appDescription, extraInfo);
-    SetValueInt32(env, "business", authParam.business, extraInfo);
-    SetValueInt32(env, "pinCode", authParam.pincode, extraInfo);
-    napi_set_named_property(env, paramResult, "extraInfo", extraInfo);
-
-    size_t appIconLen = (size_t)authParam.imageinfo.GetAppIconLen();
-    if (appIconLen > 0) {
-        void *appIcon = nullptr;
-        napi_value appIconBuffer = nullptr;
-        napi_create_arraybuffer(env, appIconLen, &appIcon, &appIconBuffer);
-        if (appIcon != nullptr &&
-            memcpy_s(appIcon, appIconLen, reinterpret_cast<const void *>(authParam.imageinfo.GetAppIcon()),
-                     appIconLen) == 0) {
-            napi_value appIconArray = nullptr;
-            napi_create_typedarray(env, napi_uint8_array, appIconLen, appIconBuffer, 0, &appIconArray);
-            napi_set_named_property(env, paramResult, "appIcon", appIconArray);
-        }
-    }
-
-    size_t appThumbnailLen = (size_t)authParam.imageinfo.GetAppThumbnailLen();
-    if (appThumbnailLen > 0) {
-        void *appThumbnail = nullptr;
-        napi_value appThumbnailBuffer = nullptr;
-        napi_create_arraybuffer(env, appThumbnailLen, &appThumbnail, &appThumbnailBuffer);
-        if (appThumbnail != nullptr &&
-            memcpy_s(appThumbnail, appThumbnailLen,
-                     reinterpret_cast<const void *>(authParam.imageinfo.GetAppThumbnail()), appThumbnailLen) == 0) {
-            napi_value appThumbnailArray = nullptr;
-            napi_create_typedarray(env, napi_uint8_array, appThumbnailLen, appThumbnailBuffer, 0, &appThumbnailArray);
-            napi_set_named_property(env, paramResult, "appThumbnail", appThumbnailArray);
-        }
-    }
+    return;
 }
 
 void DeviceManagerNapi::JsObjectToString(const napi_env &env, const napi_value &object, const std::string &fieldStr,
diff --git a/services/devicemanagerservice/src/dependency/timer/dm_timer.cpp b/services/devicemanagerservice/src/dependency/timer/dm_timer.cpp
index 08fede1e42c33757f3f394cb8c5530236ae45643..a33034f48a1ba692dd046fe310998c54a148f65d 100644
--- a/services/devicemanagerservice/src/dependency/timer/dm_timer.cpp
+++ b/services/devicemanagerservice/src/dependency/timer/dm_timer.cpp
@@ -26,6 +26,10 @@ const int32_t MILL_SECONDS_PER_SECOND = 1000;
 }
 DmTimer::DmTimer(const std::string &name)
 {
+    if (name.empty()) {
+        LOGI("DmTimer name is null");
+        return;
+    }
     mStatus_ = DmTimerStatus::DM_STATUS_INIT;
     mTimeOutSec_ = 0;
     mHandle_ = nullptr;
@@ -39,12 +43,20 @@ DmTimer::DmTimer(const std::string &name)
 
 DmTimer::~DmTimer()
 {
+    if (mTimerName_.empty()) {
+        LOGI("DmTimer is not init");
+        return;
+    }
     LOGI("DmTimer %s Destroy in", mTimerName_.c_str());
     Release();
 }
 
 DmTimerStatus DmTimer::Start(uint32_t timeOut, TimeoutHandle handle, void *data)
 {
+    if (mTimerName_.empty() || handle == nullptr || data == nullptr) {
+        LOGI("DmTimer is not init or param empty");
+        return DmTimerStatus::DM_STATUS_FINISH;
+    }
     LOGI("DmTimer %s start timeout(%d)", mTimerName_.c_str(), timeOut);
     if (mStatus_ != DmTimerStatus::DM_STATUS_INIT) {
         return DmTimerStatus::DM_STATUS_BUSY;
@@ -67,6 +79,10 @@ DmTimerStatus DmTimer::Start(uint32_t timeOut, TimeoutHandle handle, void *data)
 
 void DmTimer::Stop(int32_t code)
 {
+    if (mTimerName_.empty()) {
+        LOGI("DmTimer is not init");
+        return;
+    }
     LOGI("DmTimer %s Stop code (%d)", mTimerName_.c_str(), code);
     if (mTimeFd_[1]) {
         char event = 'S';
@@ -82,6 +98,10 @@ void DmTimer::Stop(int32_t code)
 
 void DmTimer::WaitForTimeout()
 {
+    if (mTimerName_.empty()) {
+        LOGI("DmTimer is not init");
+        return;
+    }
     LOGI("DmTimer %s start timer at (%d)s", mTimerName_.c_str(), mTimeOutSec_);
 
     int32_t nfds = epoll_wait(mEpFd_, mEvents_, MAX_EVENTS, mTimeOutSec_ * MILL_SECONDS_PER_SECOND);
@@ -112,6 +132,10 @@ void DmTimer::WaitForTimeout()
 
 int32_t DmTimer::CreateTimeFd()
 {
+    if (mTimerName_.empty()) {
+        LOGI("DmTimer is not init");
+        return DM_STATUS_FINISH;
+    }
     LOGI("DmTimer %s creatTimeFd", mTimerName_.c_str());
     int ret = 0;
 
@@ -134,6 +158,10 @@ int32_t DmTimer::CreateTimeFd()
 
 void DmTimer::Release()
 {
+    if (mTimerName_.empty()) {
+        LOGI("DmTimer is not init");
+        return;
+    }
     LOGI("DmTimer %s Release in", mTimerName_.c_str());
     if (mStatus_ == DmTimerStatus::DM_STATUS_INIT) {
         LOGI("DmTimer %s already Release", mTimerName_.c_str());