diff --git a/services/common/platform/os_wrapper/feature/source/norm_processor.cpp b/services/common/platform/os_wrapper/feature/source/norm_processor.cpp
index 35b40a06dc3a21b90da63ed6363f1ca8a2ad0027..f4879c20f25b43d6f6698b512d5270fb84e72982 100644
--- a/services/common/platform/os_wrapper/feature/source/norm_processor.cpp
+++ b/services/common/platform/os_wrapper/feature/source/norm_processor.cpp
@@ -201,11 +201,9 @@ int32_t NormProcessor::Process(const FeatureData &input, FeatureData &output)
         converter_->Process(input, output);
     }
     float *data = reinterpret_cast<float *>(output.data);
-    float meanVal = 0.0f;
-    float stdVal = 0.0f;
     for (size_t i = 0; i < output.size; ++i) {
-        stdVal = std_[i % config_.numChannels];
-        meanVal = mean_[i % config_.numChannels];
+        float stdVal = std_[i % config_.numChannels];
+        float meanVal = mean_[i % config_.numChannels];
         workBuffer_[i] = (std::abs(stdVal) < EPSILON) ? 0.0f : ((data[i] - meanVal) / stdVal) * config_.scale;
     }
     output.data = static_cast<void *>(workBuffer_);
diff --git a/services/common/platform/os_wrapper/feature/source/slide_window_processor.cpp b/services/common/platform/os_wrapper/feature/source/slide_window_processor.cpp
index 91d1246dbb9d80b62a7368a32a0b933ea8a5ccea..7f087797780cbda738fdd9334a141a0084688073 100644
--- a/services/common/platform/os_wrapper/feature/source/slide_window_processor.cpp
+++ b/services/common/platform/os_wrapper/feature/source/slide_window_processor.cpp
@@ -135,7 +135,7 @@ int32_t SlideWindowProcessor::Process(const FeatureData &input, FeatureData &out
     inputFeature_ += stepSize_;
     // Post-processing
     if (bufferSize_ - startIndex_ < stepSize_) {
-        errno_t retCode = memmove_s(workBuffer_, bufferSize_, inputFeature_, initIndex_);
+        retCode = memmove_s(workBuffer_, bufferSize_, inputFeature_, initIndex_);
         if (retCode != EOK) {
             HILOGE("[SlideWindowProcessor]Fail with memory move. Error code[%d]", retCode);
             return RETCODE_FAILURE;
diff --git a/services/common/platform/threadpool/include/aie_thread_unix.h b/services/common/platform/threadpool/include/aie_thread_unix.h
index a04e3ba653f2fff5d6f96ad17d4fbde0523edfa6..51f7cd10213b16754982bfd0fe32598481b9ff73 100755
--- a/services/common/platform/threadpool/include/aie_thread_unix.h
+++ b/services/common/platform/threadpool/include/aie_thread_unix.h
@@ -30,7 +30,7 @@ extern "C" {
 #define THREAD_DEFAULT_STACK_SIZE 0
 
 typedef struct {
-    size_t stack_size;
+    size_t stackSize;
     int scope;
 } PthreadAttr;
 
diff --git a/services/common/platform/threadpool/source/aie_thread_unix.cpp b/services/common/platform/threadpool/source/aie_thread_unix.cpp
index 08585bf67ff4790c70716ec7e273ccbc0e04fcac..f9a5137a82df54d485106001f7ce6270c45d250c 100644
--- a/services/common/platform/threadpool/source/aie_thread_unix.cpp
+++ b/services/common/platform/threadpool/source/aie_thread_unix.cpp
@@ -51,13 +51,13 @@ bool IsThreadRunning(unsigned long tid)
 
 void InitThreadAttr(PthreadAttr &attr)
 {
-    attr.stack_size = THREAD_DEFAULT_STACK_SIZE;
+    attr.stackSize = THREAD_DEFAULT_STACK_SIZE;
     attr.scope = THREAD_SCOPE_SYSTEM;
 }
 
 void SetThreadAttrStackSize(PthreadAttr &attr, size_t size)
 {
-    attr.stack_size = size;
+    attr.stackSize = size;
 }
 
 void SetThreadAttrScope(PthreadAttr &attr, int32_t scope)
@@ -80,8 +80,8 @@ int CreateOneThread(PthreadData &tr, PthreadAttr *attr, PthreadRoutine func, voi
         pthread_attr_setscope(&pthreadAttr, PTHREAD_SCOPE_SYSTEM);
     }
 
-    if (attr != nullptr && attr->stack_size > 0) {
-        pthread_attr_setstacksize(&pthreadAttr, attr->stack_size);
+    if (attr != nullptr && attr->stackSize > 0) {
+        pthread_attr_setstacksize(&pthreadAttr, attr->stackSize);
     }
 
     pthread_attr_setdetachstate(&pthreadAttr, PTHREAD_CREATE_JOINABLE);
diff --git a/services/common/utils/encdec/source/data_encoder.cpp b/services/common/utils/encdec/source/data_encoder.cpp
index 5608b235d95db435ba60d7c0f56e82d8c57edb11..13b7fcf5793a221a44de7e301e50dfbcad6161fe 100755
--- a/services/common/utils/encdec/source/data_encoder.cpp
+++ b/services/common/utils/encdec/source/data_encoder.cpp
@@ -72,7 +72,7 @@ int DataEncoder::GetSerializedData(DataInfo &dataInfo)
         return RETCODE_FAILURE;
     }
     dataInfo.length = pos_;
-    dataInfo.data = (unsigned char*)malloc(dataInfo.length);
+    dataInfo.data = reinterpret_cast<unsigned char*>(malloc(dataInfo.length));
     if (dataInfo.data == nullptr) {
         return RETCODE_OUT_OF_MEMORY;
     }
diff --git a/services/server/plugin/asr/keyword_spotting/source/kws_plugin.cpp b/services/server/plugin/asr/keyword_spotting/source/kws_plugin.cpp
index 91f3ccfff2a53b9b3f7fa3480b8c84db04ce281a..333c0451aa243e04cafcf190d3c085ac1ca3006b 100644
--- a/services/server/plugin/asr/keyword_spotting/source/kws_plugin.cpp
+++ b/services/server/plugin/asr/keyword_spotting/source/kws_plugin.cpp
@@ -382,7 +382,7 @@ int32_t KWSPlugin::MakeInference(intptr_t handle, Array<int32_t> &input, PluginC
         HILOGE("[KWSPlugin]The input size is not equal to the size of model input");
         return RETCODE_FAILURE;
     }
-    int32_t *inputData = (int32_t *)config.inputAddr;
+    int32_t *inputData = reinterpret_cast<int32_t *>(config.inputAddr);
     size_t bufferSize = config.inputSize * sizeof(input.data[0]);
     errno_t retCode = memcpy_s(inputData, bufferSize, input.data, bufferSize);
     if (retCode != EOK) {
@@ -396,7 +396,7 @@ int32_t KWSPlugin::MakeInference(intptr_t handle, Array<int32_t> &input, PluginC
     }
     Array<int32_t> result;
     result.size = config.outputSize;
-    result.data = (int32_t *)config.outputAddr;
+    result.data = reinterpret_cast<int32_t *>(config.outputAddr);
     return EncdecFacade::ProcessEncode(outputInfo, handle, result);
 }
 
diff --git a/test/common/dl_operation/dl_operation_test.cpp b/test/common/dl_operation/dl_operation_test.cpp
index f99c7015dc3967b32088737ca611229fab5ae1f3..efc9a3df7b043c2b0b2f8c9e8d5f89214d4e4c5e 100644
--- a/test/common/dl_operation/dl_operation_test.cpp
+++ b/test/common/dl_operation/dl_operation_test.cpp
@@ -56,7 +56,7 @@ HWTEST_F(DlOperationTest, TestDlOption001, TestSize.Level1)
     void *handle = AieDlopen(TEST_SO_PATH);
     HILOGD("[Test]Begin to excute handle.");
     ASSERT_NE(handle, nullptr);
-    FUNC_ADD addFunc = (FUNC_ADD)AieDlsym(handle, "AddFunc");
+    FUNC_ADD addFunc = reinterpret_cast<FUNC_ADD>(AieDlsym(handle, "AddFunc"));
     ASSERT_NE(addFunc, nullptr);
     int result = addFunc(AIE_NUM1, AIE_NUM2);
     ASSERT_EQ(result, AIE_RESULT);
diff --git a/test/common/semaphore/semaphore_test.cpp b/test/common/semaphore/semaphore_test.cpp
index 19861ed2fcb92ef6917e88e4837e7f1d2c5787f1..5a7043a0e97b421b94b4114163cacfb87a4e5a5f 100644
--- a/test/common/semaphore/semaphore_test.cpp
+++ b/test/common/semaphore/semaphore_test.cpp
@@ -82,7 +82,9 @@ HWTEST_F(SemaphoreTest, SimpleNotifierTest001, TestSize.Level1)
     simpleNotifier.AddToBack(itemIn);
     sleep(INTERVAL_TIME_S);
     int ret = simpleNotifier.GetFromFront(TIME_OUT, itemOut);
-    ASSERT_EQ(*itemOut, CONST_VALUE);
+    if (itemOut != nullptr) {
+        ASSERT_EQ(*itemOut, CONST_VALUE);
+    }
     ASSERT_TRUE(ret);
     AIE_DELETE(itemIn);
 }
diff --git a/test/common/threadpool/thread_pool_test.cpp b/test/common/threadpool/thread_pool_test.cpp
index 8c6e8858e2f24d4825bbda67050dbfac8401694f..b6aa4e5f3ae42603470da4069f7ea519713378b8 100755
--- a/test/common/threadpool/thread_pool_test.cpp
+++ b/test/common/threadpool/thread_pool_test.cpp
@@ -82,7 +82,8 @@ public:
 
     const char *GetName() const override
     {
-        return workerName_.c_str();
+        const char *name = workerName_.c_str();
+        return name;
     }
 
     bool OneAction() override
@@ -121,7 +122,7 @@ HWTEST_F(ThreadPoolTest, TestWorker001, TestSize.Level1)
     ASSERT_FALSE(worker.isHung(HUNG_TIME));
     ASSERT_EQ(worker.GetStackSize(), THREAD_DEFAULT_STACK_SIZE);
     ASSERT_EQ(worker.Status(), 0);
-    ASSERT_EQ((int)worker.GetThreadId(), INVALID_THREAD_ID);
+    ASSERT_EQ(static_cast<int>(worker.GetThreadId()), INVALID_THREAD_ID);
     Thread thread;
     worker.SetThread(&thread);
     HILOGD("[Test]Test worker end, GetThreadId is %lu.", worker.GetThreadId());
diff --git a/test/function/async_process/async_process_function_test.cpp b/test/function/async_process/async_process_function_test.cpp
index d50bce77da2309b56c3fbfdcb5977e7569c6c806..d988df3bf71eece00423897bff4f576690cae4a7 100644
--- a/test/function/async_process/async_process_function_test.cpp
+++ b/test/function/async_process/async_process_function_test.cpp
@@ -87,7 +87,7 @@ static void PreBuildInfo(ConfigInfo &configInfo, ClientInfo &clientInfo, Algorit
         .serverUid = INVALID_UID,
         .clientUid = INVALID_UID,
         .extendLen = len,
-        .extendMsg = (unsigned char*)extendMsg,
+        .extendMsg = reinterpret_cast<unsigned char*>(extendMsg),
     };
 
     algoInfo = {
@@ -99,7 +99,7 @@ static void PreBuildInfo(ConfigInfo &configInfo, ClientInfo &clientInfo, Algorit
         .operateId = OPERATE_ID,
         .requestId = requestId,
         .extendLen = len,
-        .extendMsg = (unsigned char*)extendMsg,
+        .extendMsg = reinterpret_cast<unsigned char*>(extendMsg),
     };
 }
 
@@ -127,7 +127,7 @@ HWTEST_F(AsyncProcessFunctionTest, TestAieClientAsyncProcess001, TestSize.Level0
     const char *str = INPUT_DATA;
     char *inputData = const_cast<char*>(str);
     int len = strlen(str) + 1;
-    inputInfo.data = (unsigned char *)inputData;
+    inputInfo.data = reinterpret_cast<unsigned char*>(inputData);
     inputInfo.length = len;
 
     ClientCallback callback = ClientCallback();
@@ -173,7 +173,7 @@ HWTEST_F(AsyncProcessFunctionTest, TestAieClientAsyncProcess002, TestSize.Level0
     const char *str = INPUT_DATA;
     char *inputData = const_cast<char*>(str);
     int len = strlen(str) + 1;
-    inputInfo.data = (unsigned char *)inputData;
+    inputInfo.data = reinterpret_cast<unsigned char*>(inputData);
     inputInfo.length = len;
 
     ClientCallback callback = ClientCallback();
@@ -219,7 +219,7 @@ HWTEST_F(AsyncProcessFunctionTest, TestAieClientAsyncProcess003, TestSize.Level0
     const char *str = INPUT_DATA;
     char *inputData = const_cast<char*>(str);
     int len = strlen(str) + 1;
-    inputInfo.data = (unsigned char *)inputData;
+    inputInfo.data = reinterpret_cast<unsigned char*>(inputData);
     inputInfo.length = len;
 
     ClientCallback callback = ClientCallback();
diff --git a/test/function/destroy/destroy_function_test.cpp b/test/function/destroy/destroy_function_test.cpp
index 9866db646b9d77aeeca1bc5bbb722463d5413549..467bb7545d4b0cc96f97885c766c541ec7df482f 100644
--- a/test/function/destroy/destroy_function_test.cpp
+++ b/test/function/destroy/destroy_function_test.cpp
@@ -90,7 +90,7 @@ HWTEST_F(DestroyFunctionTest, TestAieClientDestroy001, TestSize.Level0)
         .serverUid = INVALID_UID,
         .clientUid = INVALID_UID,
         .extendLen = len,
-        .extendMsg = (unsigned char*)inputData,
+        .extendMsg = reinterpret_cast<unsigned char*>(inputData),
     };
 
     AlgorithmInfo algoInfo = {
@@ -102,7 +102,7 @@ HWTEST_F(DestroyFunctionTest, TestAieClientDestroy001, TestSize.Level0)
         .operateId = OPERATE_ID,
         .requestId = REQUEST_ID,
         .extendLen = len,
-        .extendMsg = (unsigned char*)inputData,
+        .extendMsg = reinterpret_cast<unsigned char*>(inputData),
     };
 
     ServiceDeadCb deadCb = ServiceDeadCb();
@@ -138,7 +138,7 @@ HWTEST_F(DestroyFunctionTest, TestAieClientDestroy002, TestSize.Level0)
         .serverUid = INVALID_UID,
         .clientUid = INVALID_UID,
         .extendLen = len,
-        .extendMsg = (unsigned char*)inputData,
+        .extendMsg = reinterpret_cast<unsigned char*>(inputData),
     };
 
     AlgorithmInfo algoInfo = {
@@ -150,11 +150,11 @@ HWTEST_F(DestroyFunctionTest, TestAieClientDestroy002, TestSize.Level0)
         .operateId = OPERATE_ID,
         .requestId = REQUEST_ID,
         .extendLen = len,
-        .extendMsg = (unsigned char*)inputData,
+        .extendMsg = reinterpret_cast<unsigned char*>(inputData),
     };
 
     DataInfo inputInfo = {
-        .data = (unsigned char*)inputData,
+        .data = reinterpret_cast<unsigned char*>(inputData),
         .length = len,
     };
 
@@ -205,7 +205,7 @@ HWTEST_F(DestroyFunctionTest, TestAieClientDestroy003, TestSize.Level0)
         .serverUid = INVALID_UID,
         .clientUid = INVALID_UID,
         .extendLen = len,
-        .extendMsg = (unsigned char*)inputData,
+        .extendMsg = reinterpret_cast<unsigned char*>(inputData),
     };
 
     AlgorithmInfo algoInfo = {
@@ -217,11 +217,11 @@ HWTEST_F(DestroyFunctionTest, TestAieClientDestroy003, TestSize.Level0)
         .operateId = OPERATE_ID,
         .requestId = REQUEST_ID,
         .extendLen = len,
-        .extendMsg = (unsigned char*)inputData,
+        .extendMsg = reinterpret_cast<unsigned char*>(inputData),
     };
 
     DataInfo inputInfo = {
-        .data = (unsigned char*)inputData,
+        .data = reinterpret_cast<unsigned char*>(inputData),
         .length = len,
     };
 
@@ -273,7 +273,7 @@ HWTEST_F(DestroyFunctionTest, TestAieClientDestroy004, TestSize.Level0)
         .serverUid = INVALID_UID,
         .clientUid = INVALID_UID,
         .extendLen = len,
-        .extendMsg = (unsigned char*)inputData,
+        .extendMsg = reinterpret_cast<unsigned char*>(inputData),
     };
 
     AlgorithmInfo algoInfo = {
@@ -285,7 +285,7 @@ HWTEST_F(DestroyFunctionTest, TestAieClientDestroy004, TestSize.Level0)
         .operateId = OPERATE_ID,
         .requestId = REQUEST_ID,
         .extendLen = len,
-        .extendMsg = (unsigned char*)inputData,
+        .extendMsg = reinterpret_cast<unsigned char*>(inputData),
     };
 
     int resultCodeInit = AieClientInit(configInfo, clientInfo, algoInfo, nullptr);
@@ -320,7 +320,7 @@ HWTEST_F(DestroyFunctionTest, TestAieClientDestroy005, TestSize.Level0)
         .serverUid = INVALID_UID,
         .clientUid = INVALID_UID,
         .extendLen = len,
-        .extendMsg = (unsigned char*)inputData,
+        .extendMsg = reinterpret_cast<unsigned char*>(inputData),
     };
 
     AlgorithmInfo algoInfo = {
@@ -332,11 +332,11 @@ HWTEST_F(DestroyFunctionTest, TestAieClientDestroy005, TestSize.Level0)
         .operateId = OPERATE_ID,
         .requestId = REQUEST_ID,
         .extendLen = len,
-        .extendMsg = (unsigned char*)inputData,
+        .extendMsg = reinterpret_cast<unsigned char*>(inputData),
     };
 
     DataInfo inputInfo = {
-        .data = (unsigned char*)inputData,
+        .data = reinterpret_cast<unsigned char*>(inputData),
         .length = len,
     };
 
diff --git a/test/function/init/init_function_test.cpp b/test/function/init/init_function_test.cpp
index 92308a2c63c5df3f7d7a57df7de0abaca0c0dce0..d84dd1f87599d1be41f50826fdef9c3c2dc5341c 100644
--- a/test/function/init/init_function_test.cpp
+++ b/test/function/init/init_function_test.cpp
@@ -111,7 +111,7 @@ HWTEST_F(InitFunctionTest, TestAieClientInitConfigInfo001, TestSize.Level1)
         .serverUid = INVALID_UID,
         .clientUid = INVALID_UID,
         .extendLen = EXTEND_LENGTH,
-        .extendMsg = (unsigned char*)inputData,
+        .extendMsg = reinterpret_cast<unsigned char*>(inputData),
     };
 
     AlgorithmInfo algoInfo = {
@@ -123,7 +123,7 @@ HWTEST_F(InitFunctionTest, TestAieClientInitConfigInfo001, TestSize.Level1)
         .operateId = OPERATE_ID,
         .requestId = REQUEST_ID,
         .extendLen = EXTEND_LENGTH,
-        .extendMsg = (unsigned char*)inputData,
+        .extendMsg = reinterpret_cast<unsigned char*>(inputData),
     };
 
     ServiceDeadCb cb = ServiceDeadCb();
@@ -159,7 +159,7 @@ HWTEST_F(InitFunctionTest, TestAieClientInitConfigInfo002, TestSize.Level1)
         .serverUid = INVALID_UID,
         .clientUid = INVALID_UID,
         .extendLen = EXTEND_LENGTH,
-        .extendMsg = (unsigned char*)inputData,
+        .extendMsg = reinterpret_cast<unsigned char*>(inputData),
     };
 
     AlgorithmInfo algoInfo = {
@@ -171,7 +171,7 @@ HWTEST_F(InitFunctionTest, TestAieClientInitConfigInfo002, TestSize.Level1)
         .operateId = OPERATE_ID,
         .requestId = REQUEST_ID,
         .extendLen = EXTEND_LENGTH,
-        .extendMsg = (unsigned char*)inputData,
+        .extendMsg = reinterpret_cast<unsigned char*>(inputData),
     };
 
     ServiceDeadCb cb = ServiceDeadCb();
@@ -207,7 +207,7 @@ HWTEST_F(InitFunctionTest, TestAieClientInitConfigInfo003, TestSize.Level1)
         .serverUid = INVALID_UID,
         .clientUid = INVALID_UID,
         .extendLen = EXTEND_LENGTH,
-        .extendMsg = (unsigned char*)inputData,
+        .extendMsg = reinterpret_cast<unsigned char*>(inputData),
     };
 
     AlgorithmInfo algoInfo = {
@@ -219,7 +219,7 @@ HWTEST_F(InitFunctionTest, TestAieClientInitConfigInfo003, TestSize.Level1)
         .operateId = OPERATE_ID,
         .requestId = REQUEST_ID,
         .extendLen = EXTEND_LENGTH,
-        .extendMsg = (unsigned char*)inputData,
+        .extendMsg = reinterpret_cast<unsigned char*>(inputData),
     };
 
     ServiceDeadCb cb = ServiceDeadCb();
@@ -253,7 +253,7 @@ HWTEST_F(InitFunctionTest, TestAieClientInitClientInfo001, TestSize.Level1)
         .serverUid = INVALID_UID,
         .clientUid = INVALID_UID,
         .extendLen = EXTEND_LENGTH,
-        .extendMsg = (unsigned char*)inputData,
+        .extendMsg = reinterpret_cast<unsigned char*>(inputData),
     };
 
     AlgorithmInfo algoInfo = {
@@ -265,7 +265,7 @@ HWTEST_F(InitFunctionTest, TestAieClientInitClientInfo001, TestSize.Level1)
         .operateId = OPERATE_ID,
         .requestId = REQUEST_ID,
         .extendLen = EXTEND_LENGTH,
-        .extendMsg = (unsigned char*)inputData,
+        .extendMsg = reinterpret_cast<unsigned char*>(inputData),
     };
 
     ServiceDeadCb cb = ServiceDeadCb();
@@ -298,7 +298,7 @@ HWTEST_F(InitFunctionTest, TestAieClientInitAlgoInfo001, TestSize.Level1)
         .serverUid = INVALID_UID,
         .clientUid = INVALID_UID,
         .extendLen = EXTEND_LENGTH,
-        .extendMsg = (unsigned char*)inputData,
+        .extendMsg = reinterpret_cast<unsigned char*>(inputData),
     };
 
     AlgorithmInfo algoInfo = {
@@ -310,7 +310,7 @@ HWTEST_F(InitFunctionTest, TestAieClientInitAlgoInfo001, TestSize.Level1)
         .operateId = OPERATE_ID,
         .requestId = REQUEST_ID,
         .extendLen = EXTEND_LENGTH,
-        .extendMsg = (unsigned char*)inputData,
+        .extendMsg = reinterpret_cast<unsigned char*>(inputData),
     };
 
     ServiceDeadCb cb = ServiceDeadCb();
@@ -343,7 +343,7 @@ HWTEST_F(InitFunctionTest, TestAieClientInitAlgoInfo002, TestSize.Level1)
         .serverUid = INVALID_UID,
         .clientUid = INVALID_UID,
         .extendLen = EXTEND_LENGTH,
-        .extendMsg = (unsigned char*)inputData,
+        .extendMsg = reinterpret_cast<unsigned char*>(inputData),
     };
 
     AlgorithmInfo algoInfo = {
@@ -355,7 +355,7 @@ HWTEST_F(InitFunctionTest, TestAieClientInitAlgoInfo002, TestSize.Level1)
         .operateId = OPERATE_ID,
         .requestId = REQUEST_ID,
         .extendLen = EXTEND_LENGTH,
-        .extendMsg = (unsigned char*)inputData,
+        .extendMsg = reinterpret_cast<unsigned char*>(inputData),
     };
 
     ServiceDeadCb cb = ServiceDeadCb();
diff --git a/test/function/prepare/prepare_function_test.cpp b/test/function/prepare/prepare_function_test.cpp
index f2e4579767c5ee7f2754fa6d37cee835f8b5336d..5393cfe7bf7579b31b30da3fb16d6eed7213d6bb 100644
--- a/test/function/prepare/prepare_function_test.cpp
+++ b/test/function/prepare/prepare_function_test.cpp
@@ -92,7 +92,7 @@ HWTEST_F(PrepareFunctionTest, TestAlgorithmInfo001, TestSize.Level1)
         .serverUid = INVALID_UID,
         .clientUid = INVALID_UID,
         .extendLen = len,
-        .extendMsg = (unsigned char*)inputData,
+        .extendMsg = reinterpret_cast<unsigned char*>(inputData),
     };
 
     AlgorithmInfo algoInfo = {
@@ -104,7 +104,7 @@ HWTEST_F(PrepareFunctionTest, TestAlgorithmInfo001, TestSize.Level1)
         .operateId = OPERATE_ID,
         .requestId = REQUEST_ID,
         .extendLen = len,
-        .extendMsg = (unsigned char*)inputData,
+        .extendMsg = reinterpret_cast<unsigned char*>(inputData),
     };
 
     ServiceDeadCb cb = ServiceDeadCb();
@@ -113,7 +113,7 @@ HWTEST_F(PrepareFunctionTest, TestAlgorithmInfo001, TestSize.Level1)
     ASSERT_TRUE(clientInfo.clientId > 0);
 
     DataInfo inputInfo = {
-        .data = (unsigned char*)inputData,
+        .data = reinterpret_cast<unsigned char*>(inputData),
         .length = len,
     };
 
@@ -149,7 +149,7 @@ HWTEST_F(PrepareFunctionTest, TestAlgorithmInfo002, TestSize.Level1)
         .serverUid = INVALID_UID,
         .clientUid = INVALID_UID,
         .extendLen = len,
-        .extendMsg = (unsigned char*)inputData,
+        .extendMsg = reinterpret_cast<unsigned char*>(inputData),
     };
 
     AlgorithmInfo algoInfo = {
@@ -161,7 +161,7 @@ HWTEST_F(PrepareFunctionTest, TestAlgorithmInfo002, TestSize.Level1)
         .operateId = OPERATE_ID,
         .requestId = REQUEST_ID,
         .extendLen = len,
-        .extendMsg = (unsigned char*)inputData,
+        .extendMsg = reinterpret_cast<unsigned char*>(inputData),
     };
 
     ServiceDeadCb cb = ServiceDeadCb();
@@ -170,7 +170,7 @@ HWTEST_F(PrepareFunctionTest, TestAlgorithmInfo002, TestSize.Level1)
     ASSERT_TRUE(clientInfo.clientId > 0);
 
     DataInfo inputInfo = {
-        .data = (unsigned char*)inputData,
+        .data = reinterpret_cast<unsigned char*>(inputData),
         .length = len,
     };
 
@@ -211,7 +211,7 @@ HWTEST_F(PrepareFunctionTest, TestInputInfo001, TestSize.Level1)
         .serverUid = INVALID_UID,
         .clientUid = INVALID_UID,
         .extendLen = len,
-        .extendMsg = (unsigned char*)inputData,
+        .extendMsg = reinterpret_cast<unsigned char*>(inputData),
     };
 
     AlgorithmInfo algoInfo = {
@@ -223,7 +223,7 @@ HWTEST_F(PrepareFunctionTest, TestInputInfo001, TestSize.Level1)
         .operateId = OPERATE_ID,
         .requestId = REQUEST_ID,
         .extendLen = len,
-        .extendMsg = (unsigned char*)inputData,
+        .extendMsg = reinterpret_cast<unsigned char*>(inputData),
     };
 
     ServiceDeadCb cb = ServiceDeadCb();
@@ -272,7 +272,7 @@ HWTEST_F(PrepareFunctionTest, TestInputInfo002, TestSize.Level1)
         .serverUid = INVALID_UID,
         .clientUid = INVALID_UID,
         .extendLen = len,
-        .extendMsg = (unsigned char*)inputData,
+        .extendMsg = reinterpret_cast<unsigned char*>(inputData),
     };
 
     AlgorithmInfo algoInfo = {
@@ -284,7 +284,7 @@ HWTEST_F(PrepareFunctionTest, TestInputInfo002, TestSize.Level1)
         .operateId = OPERATE_ID,
         .requestId = REQUEST_ID,
         .extendLen = len,
-        .extendMsg = (unsigned char*)inputData,
+        .extendMsg = reinterpret_cast<unsigned char*>(inputData),
     };
 
     ServiceDeadCb cb = ServiceDeadCb();
@@ -334,7 +334,7 @@ HWTEST_F(PrepareFunctionTest, TestCallback001, TestSize.Level1)
         .serverUid = INVALID_UID,
         .clientUid = INVALID_UID,
         .extendLen = len,
-        .extendMsg = (unsigned char*)inputData,
+        .extendMsg = reinterpret_cast<unsigned char*>(inputData),
     };
 
     AlgorithmInfo algoInfo = {
@@ -346,7 +346,7 @@ HWTEST_F(PrepareFunctionTest, TestCallback001, TestSize.Level1)
         .operateId = OPERATE_ID,
         .requestId = REQUEST_ID,
         .extendLen = len,
-        .extendMsg = (unsigned char*)inputData,
+        .extendMsg = reinterpret_cast<unsigned char*>(inputData),
     };
 
     ServiceDeadCb cb = ServiceDeadCb();
@@ -355,7 +355,7 @@ HWTEST_F(PrepareFunctionTest, TestCallback001, TestSize.Level1)
     ASSERT_TRUE(clientInfo.clientId > 0);
 
     DataInfo inputInfo = {
-        .data = (unsigned char*)inputData,
+        .data = reinterpret_cast<unsigned char*>(inputData),
         .length = len,
     };
 
@@ -396,7 +396,7 @@ HWTEST_F(PrepareFunctionTest, TestCallback002, TestSize.Level1)
         .serverUid = INVALID_UID,
         .clientUid = INVALID_UID,
         .extendLen = len,
-        .extendMsg = (unsigned char*)inputData,
+        .extendMsg = reinterpret_cast<unsigned char*>(inputData),
     };
 
     AlgorithmInfo algoInfo = {
@@ -408,7 +408,7 @@ HWTEST_F(PrepareFunctionTest, TestCallback002, TestSize.Level1)
         .operateId = OPERATE_ID,
         .requestId = REQUEST_ID,
         .extendLen = len,
-        .extendMsg = (unsigned char*)inputData,
+        .extendMsg = reinterpret_cast<unsigned char*>(inputData),
     };
 
     ServiceDeadCb cb = ServiceDeadCb();
@@ -417,7 +417,7 @@ HWTEST_F(PrepareFunctionTest, TestCallback002, TestSize.Level1)
     ASSERT_TRUE(clientInfo.clientId > 0);
 
     DataInfo inputInfo = {
-        .data = (unsigned char*)inputData,
+        .data = reinterpret_cast<unsigned char*>(inputData),
         .length = len,
     };
 
@@ -457,7 +457,7 @@ static HWTEST_F(PrepareFunctionTest, TestRegisterCallbackProxy001, TestSize.Leve
         .serverUid = INVALID_UID,
         .clientUid = INVALID_UID,
         .extendLen = len,
-        .extendMsg = (unsigned char*)inputData,
+        .extendMsg = reinterpret_cast<unsigned char*>(inputData),
     };
 
     AlgorithmInfo algoInfo = {
@@ -469,7 +469,7 @@ static HWTEST_F(PrepareFunctionTest, TestRegisterCallbackProxy001, TestSize.Leve
         .operateId = OPERATE_ID,
         .requestId = REQUEST_ID,
         .extendLen = len,
-        .extendMsg = (unsigned char*)inputData,
+        .extendMsg = reinterpret_cast<unsigned char*>(inputData),
     };
 
     ServiceDeadCb cb = ServiceDeadCb();
@@ -478,7 +478,7 @@ static HWTEST_F(PrepareFunctionTest, TestRegisterCallbackProxy001, TestSize.Leve
     ASSERT_TRUE(clientInfo.clientId > 0);
 
     DataInfo inputInfo = {
-        .data = (unsigned char*)inputData,
+        .data = reinterpret_cast<unsigned char*>(inputData),
         .length = len,
     };
 
diff --git a/test/function/release/release_function_test.cpp b/test/function/release/release_function_test.cpp
index b5870d55c4047316a9de5a0b9f3dd55f2bc70860..e4238570557b2e904bd8ffa4645f8cd2ef025846 100755
--- a/test/function/release/release_function_test.cpp
+++ b/test/function/release/release_function_test.cpp
@@ -90,7 +90,7 @@ HWTEST_F(ReleaseFunctionTest, TestAieClientRelease001, TestSize.Level0)
         .serverUid = INVALID_UID,
         .clientUid = INVALID_UID,
         .extendLen = len,
-        .extendMsg = (unsigned char*)inputData,
+        .extendMsg = reinterpret_cast<unsigned char*>(inputData),
     };
 
     AlgorithmInfo algoInfo = {
@@ -102,11 +102,11 @@ HWTEST_F(ReleaseFunctionTest, TestAieClientRelease001, TestSize.Level0)
         .operateId = OPERATE_ID,
         .requestId = REQUEST_ID,
         .extendLen = len,
-        .extendMsg = (unsigned char*)inputData,
+        .extendMsg = reinterpret_cast<unsigned char*>(inputData),
     };
 
     DataInfo inputInfo = {
-        .data = (unsigned char*)inputData,
+        .data = reinterpret_cast<unsigned char*>(inputData),
         .length = len,
     };
 
@@ -152,7 +152,7 @@ HWTEST_F(ReleaseFunctionTest, TestAieClientRelease002, TestSize.Level0)
         .serverUid = INVALID_UID,
         .clientUid = INVALID_UID,
         .extendLen = len,
-        .extendMsg = (unsigned char*)inputData,
+        .extendMsg = reinterpret_cast<unsigned char*>(inputData),
     };
 
     AlgorithmInfo algoInfo = {
@@ -164,11 +164,11 @@ HWTEST_F(ReleaseFunctionTest, TestAieClientRelease002, TestSize.Level0)
         .operateId = OPERATE_ID,
         .requestId = REQUEST_ID,
         .extendLen = len,
-        .extendMsg = (unsigned char*)inputData,
+        .extendMsg = reinterpret_cast<unsigned char*>(inputData),
     };
 
     DataInfo inputInfo = {
-        .data = (unsigned char*)inputData,
+        .data = reinterpret_cast<unsigned char*>(inputData),
         .length = len,
     };
 
@@ -214,7 +214,7 @@ HWTEST_F(ReleaseFunctionTest, TestAieClientRelease003, TestSize.Level0)
         .serverUid = INVALID_UID,
         .clientUid = INVALID_UID,
         .extendLen = len,
-        .extendMsg = (unsigned char*)inputData,
+        .extendMsg = reinterpret_cast<unsigned char*>(inputData),
     };
 
     AlgorithmInfo algoInfo = {
@@ -226,11 +226,11 @@ HWTEST_F(ReleaseFunctionTest, TestAieClientRelease003, TestSize.Level0)
         .operateId = OPERATE_ID,
         .requestId = REQUEST_ID,
         .extendLen = len,
-        .extendMsg = (unsigned char*)inputData,
+        .extendMsg = reinterpret_cast<unsigned char*>(inputData),
     };
 
     DataInfo inputInfo = {
-        .data = (unsigned char*)inputData,
+        .data = reinterpret_cast<unsigned char*>(inputData),
         .length = len,
     };
 
@@ -280,7 +280,7 @@ HWTEST_F(ReleaseFunctionTest, TestAieClientRelease004, TestSize.Level0)
         .serverUid = INVALID_UID,
         .clientUid = INVALID_UID,
         .extendLen = len,
-        .extendMsg = (unsigned char*)inputData,
+        .extendMsg = reinterpret_cast<unsigned char*>(inputData),
     };
 
     AlgorithmInfo algoInfo = {
@@ -292,11 +292,11 @@ HWTEST_F(ReleaseFunctionTest, TestAieClientRelease004, TestSize.Level0)
         .operateId = OPERATE_ID,
         .requestId = REQUEST_ID,
         .extendLen = len,
-        .extendMsg = (unsigned char*)inputData,
+        .extendMsg = reinterpret_cast<unsigned char*>(inputData),
     };
 
     DataInfo inputInfo = {
-        .data = (unsigned char*)inputData,
+        .data = reinterpret_cast<unsigned char*>(inputData),
         .length = len,
     };
 
diff --git a/test/function/sa_client/sa_client_test.cpp b/test/function/sa_client/sa_client_test.cpp
index af0f50114f4e9da94756c9a3c80b0f5c69f94c89..133ee21c7b17f27308900140ff0d128cfa4706c8 100644
--- a/test/function/sa_client/sa_client_test.cpp
+++ b/test/function/sa_client/sa_client_test.cpp
@@ -26,7 +26,7 @@ using namespace OHOS::AI;
 using namespace testing::ext;
 
 namespace {
-    char INPUT_CHARACTER[] = "inputData";
+    const char *INPUT_CHARACTER = "inputData";
     const char * const CONFIG_DESCRIPTION = "config information";
     const long long CLIENT_INFO_VERSION = 1;
     const int CLIENT_ID = -1;
@@ -65,7 +65,7 @@ static HWTEST_F(SaClientTest, TestSaClient001, TestSize.Level0)
     HILOGI("[Test]TestSaClient001.");
 
     ConfigInfo configInfo {.description = CONFIG_DESCRIPTION};
-    char *inputData = INPUT_CHARACTER;
+    const char *inputData = INPUT_CHARACTER;
     int len = strlen(inputData) + 1;
 
     ClientInfo clientInfo = {
@@ -75,7 +75,7 @@ static HWTEST_F(SaClientTest, TestSaClient001, TestSize.Level0)
         .serverUid = INVALID_UID,
         .clientUid = INVALID_UID,
         .extendLen = len,
-        .extendMsg = (unsigned char*)inputData,
+        .extendMsg = reinterpret_cast<unsigned char*>(const_cast<char *>(inputData)),
       };
     AlgorithmInfo algoInfo = {
         .clientVersion = ALGORITHM_INFO_CLIENT_VERSION,
@@ -86,7 +86,7 @@ static HWTEST_F(SaClientTest, TestSaClient001, TestSize.Level0)
         .operateId = OPERATE_ID,
         .requestId = REQUEST_ID,
         .extendLen = len,
-        .extendMsg = (unsigned char*)inputData,
+        .extendMsg = reinterpret_cast<unsigned char*>(const_cast<char *>(inputData)),
     };
 
     ServiceDeadCb deadCb = ServiceDeadCb();
diff --git a/test/function/set_get_option/option_function_test.cpp b/test/function/set_get_option/option_function_test.cpp
index 71b2df8f421bfb22e20e719eb5c40d5146b76df1..46b6dde58f5c26421a784ce8e24ea2e74195466f 100755
--- a/test/function/set_get_option/option_function_test.cpp
+++ b/test/function/set_get_option/option_function_test.cpp
@@ -90,7 +90,7 @@ static void GetClientInfo(ClientInfo &clientInfo)
         .serverUid = INVALID_UID,
         .clientUid = INVALID_UID,
         .extendLen = len,
-        .extendMsg = (unsigned char*)inputData,
+        .extendMsg = reinterpret_cast<unsigned char*>(inputData),
     };
 }
 
@@ -109,7 +109,7 @@ static void GetSyncAlgorithmInfo(AlgorithmInfo &algoInfo)
         .operateId = OPERATE_ID,
         .requestId = REQUEST_ID,
         .extendLen = len,
-        .extendMsg = (unsigned char*)inputData,
+        .extendMsg = reinterpret_cast<unsigned char*>(inputData),
     };
 }
 
@@ -128,7 +128,7 @@ static void GetAsyncAlgorithmInfo(AlgorithmInfo &algoInfo)
         .operateId = OPERATE_ID,
         .requestId = REQUEST_ID,
         .extendLen = len,
-        .extendMsg = (unsigned char*)inputData,
+        .extendMsg = reinterpret_cast<unsigned char*>(inputData),
     };
 }
 
@@ -167,7 +167,7 @@ HWTEST_F(OptionFunctionTest, TestOption001, TestSize.Level0)
     int len = strlen(str) + 1;
 
     DataInfo inputInfo = {
-        .data = (unsigned char*)inputData,
+        .data = reinterpret_cast<unsigned char*>(inputData),
         .length = len,
     };
 
@@ -190,7 +190,7 @@ HWTEST_F(OptionFunctionTest, TestOption001, TestSize.Level0)
     len = strlen(str) + 1;
 
     inputInfo = {
-        .data = (unsigned char*)inputData,
+        .data = reinterpret_cast<unsigned char*>(inputData),
         .length = len,
     };
     int optionType = 0;
@@ -245,7 +245,7 @@ HWTEST_F(OptionFunctionTest, TestOption002, TestSize.Level0)
     char *inputData = const_cast<char*>(str);
     int len = strlen(str) + 1;
     DataInfo inputInfo = {
-        .data = (unsigned char*)inputData,
+        .data = reinterpret_cast<unsigned char*>(inputData),
         .length = len,
     };
 
@@ -271,7 +271,7 @@ HWTEST_F(OptionFunctionTest, TestOption002, TestSize.Level0)
     inputData = const_cast<char*>(str);
     len = strlen(str) + 1;
     inputInfo = {
-        .data = (unsigned char*)inputData,
+        .data = reinterpret_cast<unsigned char*>(inputData),
         .length = len,
     };
     int optionType = 0;
@@ -285,7 +285,7 @@ HWTEST_F(OptionFunctionTest, TestOption002, TestSize.Level0)
     inputData = const_cast<char*>(str);
     len = strlen(str) + 1;
     inputInfo = {
-        .data = (unsigned char*)inputData,
+        .data = reinterpret_cast<unsigned char*>(inputData),
         .length = len,
     };
 
@@ -337,7 +337,7 @@ HWTEST_F(OptionFunctionTest, TestOption003, TestSize.Level0)
     int len = strlen(str) + 1;
 
     DataInfo inputInfo = {
-        .data = (unsigned char*)inputData,
+        .data = reinterpret_cast<unsigned char*>(inputData),
         .length = len,
     };
     int optionType = 0;
@@ -396,7 +396,7 @@ HWTEST_F(OptionFunctionTest, TestOption004, TestSize.Level0)
     int len = strlen(str) + 1;
 
     DataInfo inputInfo = {
-        .data = (unsigned char*)inputData,
+        .data = reinterpret_cast<unsigned char*>(inputData),
         .length = len,
     };
 
diff --git a/test/function/sync_process/sync_process_function_test.cpp b/test/function/sync_process/sync_process_function_test.cpp
index f2ce059964babbea2f3ef8370c01af1991d20fe4..bd65f4bce53859f504b0d6f7b3dbba0811925f0a 100755
--- a/test/function/sync_process/sync_process_function_test.cpp
+++ b/test/function/sync_process/sync_process_function_test.cpp
@@ -82,7 +82,7 @@ static void TestGetRightInfo(ConfigInfo &configInfo, ClientInfo &clientInfo, Alg
     clientInfo.serverUid = INVALID_UID,
     clientInfo.clientUid = INVALID_UID,
     clientInfo.extendLen = EXTEND_LENGTH;
-    clientInfo.extendMsg = (unsigned char*)inputData;
+    clientInfo.extendMsg = reinterpret_cast<unsigned char*>(inputData);
 
     algoInfo.clientVersion = ALGORITHM_INFO_CLIENT_VERSION;
     algoInfo.isAsync = false;
@@ -92,7 +92,7 @@ static void TestGetRightInfo(ConfigInfo &configInfo, ClientInfo &clientInfo, Alg
     algoInfo.operateId = OPERATE_ID;
     algoInfo.requestId = REQUEST_ID;
     algoInfo.extendLen = EXTEND_LENGTH;
-    algoInfo.extendMsg = (unsigned char*)inputData;
+    algoInfo.extendMsg = reinterpret_cast<unsigned char*>(inputData);
 
     HILOGI("[Test]End TestGetRightInfo");
 }
@@ -117,7 +117,7 @@ HWTEST_F(SyncProcessFunctionTest, TestAieClientSyncProcess001, TestSize.Level0)
     TestGetRightInfo(configInfo, clientInfo, algoInfo);
 
     DataInfo inputInfo = {
-        .data = (unsigned char*)inputData,
+        .data = reinterpret_cast<unsigned char*>(inputData),
         .length = len,
     };
 
@@ -166,7 +166,7 @@ HWTEST_F(SyncProcessFunctionTest, TestAieClientSyncProcess002, TestSize.Level0)
         .serverUid = INVALID_UID,
         .clientUid = INVALID_UID,
         .extendLen = EXTEND_LENGTH,
-        .extendMsg = (unsigned char*)inputData,
+        .extendMsg = reinterpret_cast<unsigned char*>(inputData),
     };
 
     AlgorithmInfo algoInfo = {
@@ -178,7 +178,7 @@ HWTEST_F(SyncProcessFunctionTest, TestAieClientSyncProcess002, TestSize.Level0)
         .operateId = OPERATE_ID,
         .requestId = REQUEST_ID,
         .extendLen = EXTEND_LENGTH,
-        .extendMsg = (unsigned char*)inputData,
+        .extendMsg = reinterpret_cast<unsigned char*>(inputData),
     };
 
     ServiceDeadCb cb = ServiceDeadCb();
@@ -191,7 +191,7 @@ HWTEST_F(SyncProcessFunctionTest, TestAieClientSyncProcess002, TestSize.Level0)
     };
 
     DataInfo prepareInputInfo = {
-        .data = (unsigned char*)inputData,
+        .data = reinterpret_cast<unsigned char*>(inputData),
         .length = len,
     };
 
@@ -238,7 +238,7 @@ HWTEST_F(SyncProcessFunctionTest, TestAieClientSyncProcess003, TestSize.Level0)
         .serverUid = INVALID_UID,
         .clientUid = INVALID_UID,
         .extendLen = EXTEND_LENGTH,
-        .extendMsg = (unsigned char*)inputData,
+        .extendMsg = reinterpret_cast<unsigned char*>(inputData),
     };
 
     AlgorithmInfo algoInfo = {
@@ -250,11 +250,11 @@ HWTEST_F(SyncProcessFunctionTest, TestAieClientSyncProcess003, TestSize.Level0)
         .operateId = OPERATE_ID,
         .requestId = REQUEST_ID,
         .extendLen = EXTEND_LENGTH,
-        .extendMsg = (unsigned char*)inputData,
+        .extendMsg = reinterpret_cast<unsigned char*>(inputData),
     };
 
     DataInfo inputInfo = {
-        .data = (unsigned char*)inputData,
+        .data = reinterpret_cast<unsigned char*>(inputData),
         .length = len,
     };
 
@@ -305,7 +305,7 @@ HWTEST_F(SyncProcessFunctionTest, TestAieClientSyncProcess004, TestSize.Level0)
     TestGetRightInfo(configInfo, clientInfo, algoInfo);
 
     DataInfo inputInfo = {
-        .data = (unsigned char *)inputData,
+        .data = reinterpret_cast<unsigned char*>(inputData),
         .length = len,
     };
 
diff --git a/test/performance/delay/async_process/async_process_delay_test.cpp b/test/performance/delay/async_process/async_process_delay_test.cpp
index 92d624927b696ab958c74119dd50e7e097675e7c..b7602466abd5467c2aa29548ace1198f53f33dbe 100644
--- a/test/performance/delay/async_process/async_process_delay_test.cpp
+++ b/test/performance/delay/async_process/async_process_delay_test.cpp
@@ -93,7 +93,6 @@ static int Random(void)
 #endif
     int r = -1;
     int fd = open("/dev/random", O_RDONLY);
-    fd = open("/dev/random", O_RDONLY);
     if (fd > 0) {
         (void)read(fd, &r, sizeof(int));
     }
@@ -222,7 +221,7 @@ HWTEST_F(AsyncProcessTimeTest, TestAsyncTime001, TestSize.Level0)
                 .serverUid = INVALID_UID,
                 .clientUid = INVALID_UID,
                 .extendLen = len,
-                .extendMsg = (unsigned char*)inputData,
+                .extendMsg = reinterpret_cast<unsigned char*>(inputData),
                 };
 
         AlgorithmInfo algoInfo = {
@@ -234,7 +233,7 @@ HWTEST_F(AsyncProcessTimeTest, TestAsyncTime001, TestSize.Level0)
                 .operateId = OPERATE_ID,
                 .requestId = REQUEST_ID,
                 .extendLen = len,
-                .extendMsg = (unsigned char*)inputData,
+                .extendMsg = reinterpret_cast<unsigned char*>(inputData),
                 };
 
         std::time_t initStartTime = GetCurTimeMillSec();
@@ -247,7 +246,7 @@ HWTEST_F(AsyncProcessTimeTest, TestAsyncTime001, TestSize.Level0)
         g_initTotalTime += initEndTime - initStartTime;
 
         DataInfo inputInfo = {
-                .data = (unsigned char*)inputData,
+                .data = reinterpret_cast<unsigned char*>(inputData),
                 .length = len,
                 };
         DataInfo outputInfo;
diff --git a/test/performance/delay/sync_process/sync_process_delay_test.cpp b/test/performance/delay/sync_process/sync_process_delay_test.cpp
index 4694fce0b88773c4090a9d8d6f6b433f4d55fbf3..814ba9c5b32b72769207dcb85321f5ad9013db09 100644
--- a/test/performance/delay/sync_process/sync_process_delay_test.cpp
+++ b/test/performance/delay/sync_process/sync_process_delay_test.cpp
@@ -81,7 +81,6 @@ static int Random(void)
 #endif
     int r = -1;
     int fd = open("/dev/random", O_RDONLY);
-    fd = open("/dev/random", O_RDONLY);
     if (fd > 0) {
         (void)read(fd, &r, sizeof(int));
     }
@@ -141,7 +140,7 @@ HWTEST_F(SyncProcessTimeTest, TestSyncTime001, TestSize.Level0)
             .serverUid = INVALID_UID,
             .clientUid = INVALID_UID,
             .extendLen = len,
-            .extendMsg = (unsigned char*)inputData,
+            .extendMsg = reinterpret_cast<unsigned char*>(inputData),
         };
 
         AlgorithmInfo algoInfo = {
@@ -153,7 +152,7 @@ HWTEST_F(SyncProcessTimeTest, TestSyncTime001, TestSize.Level0)
             .operateId = OPERATE_ID,
             .requestId = REQUEST_ID,
             .extendLen = len,
-            .extendMsg = (unsigned char*)inputData,
+            .extendMsg = reinterpret_cast<unsigned char*>(inputData),
         };
 
         ServiceDeadCb *cb = nullptr;
@@ -163,7 +162,7 @@ HWTEST_F(SyncProcessTimeTest, TestSyncTime001, TestSize.Level0)
         ASSERT_EQ(resultCode, RETCODE_SUCCESS);
 
         DataInfo inputInfo = {
-            .data = (unsigned char*)inputData,
+            .data = reinterpret_cast<unsigned char*>(inputData),
             .length = len,
         };
         DataInfo outputInfo;
diff --git a/test/performance/reliability/aie_client/aie_client_reliability_test.cpp b/test/performance/reliability/aie_client/aie_client_reliability_test.cpp
index 669839eaa268b84653cfb58284a2dabb1c9fe0db..e502c7a7bc250315088ca79b534ceba335dbc57a 100644
--- a/test/performance/reliability/aie_client/aie_client_reliability_test.cpp
+++ b/test/performance/reliability/aie_client/aie_client_reliability_test.cpp
@@ -104,7 +104,7 @@ HWTEST_F(AieClientReliabilityTest, AieClientSyncReliabilityTest001, TestSize.Lev
             .serverUid = INVALID_UID,
             .clientUid = INVALID_UID,
             .extendLen = len,
-            .extendMsg = (unsigned char*)inputData,
+            .extendMsg = reinterpret_cast<unsigned char*>(inputData),
         };
 
         AlgorithmInfo algoInfo = {
@@ -116,11 +116,11 @@ HWTEST_F(AieClientReliabilityTest, AieClientSyncReliabilityTest001, TestSize.Lev
             .operateId = OPERATE_ID,
             .requestId = REQUEST_ID,
             .extendLen = len,
-            .extendMsg = (unsigned char*)inputData,
+            .extendMsg = reinterpret_cast<unsigned char*>(inputData),
         };
 
         DataInfo inputInfo = {
-            .data = (unsigned char*)inputData,
+            .data = reinterpret_cast<unsigned char*>(inputData),
             .length = len,
         };
 
@@ -176,7 +176,7 @@ HWTEST_F(AieClientReliabilityTest, AieClientAsyncReliabilityTest001, TestSize.Le
             .serverUid = INVALID_UID,
             .clientUid = INVALID_UID,
             .extendLen = len,
-            .extendMsg = (unsigned char*)inputData,
+            .extendMsg = reinterpret_cast<unsigned char*>(inputData),
         };
 
         AlgorithmInfo algoInfo = {
@@ -188,11 +188,11 @@ HWTEST_F(AieClientReliabilityTest, AieClientAsyncReliabilityTest001, TestSize.Le
             .operateId = OPERATE_ID,
             .requestId = REQUEST_ID,
             .extendLen = len,
-            .extendMsg = (unsigned char*)inputData,
+            .extendMsg = reinterpret_cast<unsigned char*>(inputData),
         };
 
         DataInfo inputInfo = {
-            .data = (unsigned char*)inputData,
+            .data = reinterpret_cast<unsigned char*>(inputData),
             .length = len,
         };