diff --git a/interfaces/plugin/src/sensor_js.cpp b/interfaces/plugin/src/sensor_js.cpp
index a706638b14e5b361c2901d2a208b45733a344303..7aea5a26adcc81e2c9a040c76a10f3cd6de3e887 100644
--- a/interfaces/plugin/src/sensor_js.cpp
+++ b/interfaces/plugin/src/sensor_js.cpp
@@ -70,6 +70,7 @@ static bool copySensorData(sptr<AsyncCallbackInfo> callbackInfo, SensorEvent *ev
     callbackInfo->data.sensorData.sensorTypeId = sensorTypeId;
     callbackInfo->data.sensorData.dataLength = event->dataLen;
     callbackInfo->data.sensorData.timestamp = event->timestamp;
+    CHKPF(event->data);
     auto data = reinterpret_cast<float *>(event->data);
     if (sensorTypeId == SENSOR_TYPE_ID_WEAR_DETECTION && callbackInfo->type == SUBSCRIBE_CALLBACK) {
         std::lock_guard<std::mutex> onBodyLock(bodyMutex_);
@@ -78,7 +79,6 @@ static bool copySensorData(sptr<AsyncCallbackInfo> callbackInfo, SensorEvent *ev
             (fabs(g_bodyState - BODY_STATE_EXCEPT) < THREESHOLD) ? true : false;
         return true;
     }
-    CHKPF(data);
     if (memcpy_s(callbackInfo->data.sensorData.data, event->dataLen, data, event->dataLen) != EOK) {
         SEN_HILOGE("Copy data failed");
         return false;
diff --git a/services/sensor/src/sensor_service.cpp b/services/sensor/src/sensor_service.cpp
index d999095436a91962c0b939359d51e2edf7ba7e20..563427c50c359bf0b08ee5df1d543a68ab09ef0e 100644
--- a/services/sensor/src/sensor_service.cpp
+++ b/services/sensor/src/sensor_service.cpp
@@ -157,7 +157,6 @@ void SensorService::ReportSensorSysEvent(uint32_t sensorId, bool enable, int32_t
     sensorManager_.GetPackageName(tokenId, packageName);
     const int logLevel = 4;
     int32_t uid = clientInfo_.GetUidByPid(pid);
-    std::string message;
     if (enable) {
         HiSysEvent::Write(HiSysEvent::Domain::SENSOR, "ENABLE_SENSOR", HiSysEvent::EventType::STATISTIC,
             "LEVEL", logLevel, "UID", uid, "PKG_NAME", packageName, "TYPE", sensorId);