diff --git a/common/src/utils/dcamera_utils_tools.cpp b/common/src/utils/dcamera_utils_tools.cpp
index bb6e2c6d39dc21853bc80a927010d16a05baceae..6018beb4a4f450efc227c36931935caa5f5fd8e4 100644
--- a/common/src/utils/dcamera_utils_tools.cpp
+++ b/common/src/utils/dcamera_utils_tools.cpp
@@ -97,7 +97,7 @@ std::string Base64Encode(const unsigned char *toEncode, unsigned int len)
         DHLOGE("toEncode is null or len is zero.");
         return ret;
     }
-    uint32_t length = len;
+    int32_t length = static_cast<int32_t>(len);
     uint32_t i = 0;
     unsigned char charArray3[3];
     unsigned char charArray4[4];
diff --git a/services/cameraservice/sinkservice/include/distributedcameramgr/dcamera_sink_controller.h b/services/cameraservice/sinkservice/include/distributedcameramgr/dcamera_sink_controller.h
index ade930bbbf0944a912e78057a616c1bf2881b229..9a52710b77c4f9a994124dfacaf9885d514c0709 100644
--- a/services/cameraservice/sinkservice/include/distributedcameramgr/dcamera_sink_controller.h
+++ b/services/cameraservice/sinkservice/include/distributedcameramgr/dcamera_sink_controller.h
@@ -93,7 +93,7 @@ private:
     sptr<IDCameraSinkCallback> sinkCallback_;
     std::atomic<bool> isPageStatus_ = false;
     std::shared_ptr<DmInitCallback> initCallback_;
-    bool isSensitive_;
+    bool isSensitive_ = false;
     bool isSameAccount_ = false;
 
     const std::string SESSION_FLAG = "control";