diff --git a/common/src/utils/dcamera_sa_process_state.cpp b/common/src/utils/dcamera_sa_process_state.cpp
index cfdd908f79464689e2d84b10fdee4b3412d5cca7..a63f158b349c95ed790a4e379db57b98128632f6 100644
--- a/common/src/utils/dcamera_sa_process_state.cpp
+++ b/common/src/utils/dcamera_sa_process_state.cpp
@@ -41,7 +41,7 @@ void SetSinkProcessExit()
         return;
     }
     DHLOGI("exit sa process success.");
-    exit(0);
+    _Exit(0);
 }
 
 void SetSourceProcessExit()
@@ -54,7 +54,7 @@ void SetSourceProcessExit()
         return;
     }
     DHLOGI("exit sa process success.");
-    exit(0);
+    _Exit(0);
 }
 } // namespace DistributedHardware
 } // namespace OHOS
\ No newline at end of file
diff --git a/interfaces/inner_kits/native_cpp/camera_sink/src/dcamera_sink_handler.cpp b/interfaces/inner_kits/native_cpp/camera_sink/src/dcamera_sink_handler.cpp
index 704a454b812321b8abf2840f947af41b4771d14e..9bbfa7a4ad8cc1b46cb0f45c5eb97388ef48faa5 100644
--- a/interfaces/inner_kits/native_cpp/camera_sink/src/dcamera_sink_handler.cpp
+++ b/interfaces/inner_kits/native_cpp/camera_sink/src/dcamera_sink_handler.cpp
@@ -44,6 +44,13 @@ DCameraSinkHandler::~DCameraSinkHandler()
 int32_t DCameraSinkHandler::InitSink(const std::string& params)
 {
     DHLOGI("DCameraSinkHandler::InitSink");
+    {
+        std::lock_guard<std::mutex> autoLock(producerMutex_);
+        if (state_ == DCAMERA_SA_STATE_START) {
+            return DCAMERA_OK;
+        }
+    }
+
     sptr<ISystemAbilityManager> sm = SystemAbilityManagerClient::GetInstance().GetSystemAbilityManager();
     if (sm == nullptr) {
         DHLOGE("GetSourceLocalCamSrv GetSystemAbilityManager failed");
@@ -53,17 +60,19 @@ int32_t DCameraSinkHandler::InitSink(const std::string& params)
     sptr<DCameraSinkLoadCallback> loadCallback = new DCameraSinkLoadCallback(params);
     int32_t ret = sm->LoadSystemAbility(DISTRIBUTED_HARDWARE_CAMERA_SINK_SA_ID, loadCallback);
     if (ret != DCAMERA_OK) {
-        DHLOGE("systemAbilityId: %d load filed,result code: %d.", DISTRIBUTED_HARDWARE_CAMERA_SINK_SA_ID, ret);
+        DHLOGE("systemAbilityId: %d load filed, result code: %d.", DISTRIBUTED_HARDWARE_CAMERA_SINK_SA_ID, ret);
         return DCAMERA_INIT_ERR;
     }
     uint32_t interval = 1;
-    std::unique_lock<std::mutex> lock(producerMutex_);
-    producerCon_.wait_for(lock, std::chrono::minutes(interval), [this] {
-        return (this->state_ == DCAMERA_SA_STATE_START);
-    });
-    if (state_ == DCAMERA_SA_STATE_STOP) {
-        DHLOGE("SinkSA Start failed!");
-        return DCAMERA_INIT_ERR;
+    {
+        std::unique_lock<std::mutex> lock(producerMutex_);
+        producerCon_.wait_for(lock, std::chrono::minutes(interval), [this] {
+            return (this->state_ == DCAMERA_SA_STATE_START);
+        });
+        if (state_ == DCAMERA_SA_STATE_STOP) {
+            DHLOGE("SinkSA Start failed!");
+            return DCAMERA_INIT_ERR;
+        }
     }
     DHLOGI("DCameraSinkHandler InitSink end, result: %d", ret);
     return DCAMERA_OK;
diff --git a/interfaces/inner_kits/native_cpp/camera_source/src/dcamera_source_handler.cpp b/interfaces/inner_kits/native_cpp/camera_source/src/dcamera_source_handler.cpp
index d2ab0dfd11838d4c6bbc78a6530c01e34ba16f31..d14242d8bdcd5c353805cf78e58a3274d4ddf64c 100644
--- a/interfaces/inner_kits/native_cpp/camera_source/src/dcamera_source_handler.cpp
+++ b/interfaces/inner_kits/native_cpp/camera_source/src/dcamera_source_handler.cpp
@@ -44,6 +44,12 @@ DCameraSourceHandler::~DCameraSourceHandler()
 int32_t DCameraSourceHandler::InitSource(const std::string& params)
 {
     DHLOGI("DCameraSourceHandler InitSource Start");
+    {
+        std::lock_guard<std::mutex> autoLock(producerMutex_);
+        if (state_ == DCAMERA_SA_STATE_START) {
+            return DCAMERA_OK;
+        }
+    }
     sptr<ISystemAbilityManager> sm = SystemAbilityManagerClient::GetInstance().GetSystemAbilityManager();
     if (sm == nullptr) {
         DHLOGE("GetSourceLocalCamSrv GetSystemAbilityManager failed");
@@ -53,17 +59,19 @@ int32_t DCameraSourceHandler::InitSource(const std::string& params)
     sptr<DCameraSourceLoadCallback> loadCallback = new DCameraSourceLoadCallback(params);
     int32_t ret = sm->LoadSystemAbility(DISTRIBUTED_HARDWARE_CAMERA_SOURCE_SA_ID, loadCallback);
     if (ret != ERR_OK) {
-        DHLOGE("systemAbilityId: %d load failed,result code: %d.", DISTRIBUTED_HARDWARE_CAMERA_SINK_SA_ID, ret);
+        DHLOGE("systemAbilityId: %d load failed, result code: %d.", DISTRIBUTED_HARDWARE_CAMERA_SOURCE_SA_ID, ret);
         return DCAMERA_INIT_ERR;
     }
     uint32_t interval = 1;
-    std::unique_lock<std::mutex> lock(producerMutex_);
-    producerCon_.wait_for(lock, std::chrono::minutes(interval), [this] {
-        return (this->state_ == DCAMERA_SA_STATE_START);
-    });
-    if (state_ == DCAMERA_SA_STATE_STOP) {
-        DHLOGE("SourceSA Start failed!");
-        return DCAMERA_INIT_ERR;
+    {
+        std::unique_lock<std::mutex> lock(producerMutex_);
+        producerCon_.wait_for(lock, std::chrono::minutes(interval), [this] {
+            return (this->state_ == DCAMERA_SA_STATE_START);
+        });
+        if (state_ == DCAMERA_SA_STATE_STOP) {
+            DHLOGE("SourceSA Start failed!");
+            return DCAMERA_INIT_ERR;
+        }
     }
     DHLOGI("DCameraSourceHandler InitSource end, result: %d", ret);
     return DCAMERA_OK;