diff --git a/framework/core/host/src/hdf_device_node.c b/framework/core/host/src/hdf_device_node.c
index 23f7d60a058391f87a3fa18d4bbef7280463a869..f8bc59aa162e41a973ab08963c21984fc15a0d23 100644
--- a/framework/core/host/src/hdf_device_node.c
+++ b/framework/core/host/src/hdf_device_node.c
@@ -225,9 +225,8 @@ void HdfDeviceNodeDestruct(struct HdfDeviceNode *devNode)
     }
     HDF_LOGI("release devnode %{public}s", devNode->servName);
     switch (devNode->devStatus) {
-        case DEVNODE_LAUNCHED:
+        case DEVNODE_LAUNCHED: /* fall-through */
             HdfDeviceUnlaunchNode(devNode);
-            /* fall-through */
         case DEVNODE_INITED:
             HdfDeviceTokenFreeInstance(devNode->token);
             devNode->token = NULL;
diff --git a/framework/test/fuzztest/devmgrservicestub_fuzzer/devmgrservicestub_fuzzer.cpp b/framework/test/fuzztest/devmgrservicestub_fuzzer/devmgrservicestub_fuzzer.cpp
index f17979be93ff743b78ff98a970d8ccf9a09b3edb..59da32c251d11984bfc62b2429039deeabecaf6b 100644
--- a/framework/test/fuzztest/devmgrservicestub_fuzzer/devmgrservicestub_fuzzer.cpp
+++ b/framework/test/fuzztest/devmgrservicestub_fuzzer/devmgrservicestub_fuzzer.cpp
@@ -42,7 +42,8 @@ static struct DevmgrServiceStub *GetDevmgrServiceStubInstance()
         return nullptr;
     }
 
-    struct HdfRemoteService *remoteService = HdfRemoteServiceObtain((struct HdfObject *)instance, &g_devmgrDispatcher);
+    struct HdfRemoteService *remoteService = HdfRemoteServiceObtain(
+        reinterpret_cast<struct HdfObject *>(instance), &g_devmgrDispatcher);
     if (remoteService == nullptr) {
         HDF_LOGI("%{public}s:%{public}d: failed to bind dispatcher", __func__, __LINE__);
         return nullptr;
diff --git a/framework/test/fuzztest/devsvcmanagerstub_fuzzer/devsvcmanagerstub_fuzzer.cpp b/framework/test/fuzztest/devsvcmanagerstub_fuzzer/devsvcmanagerstub_fuzzer.cpp
index 068a39e5e346977e75c9ae3692703377d617f51c..587dd8bf0041714aaa59d3267b82a94ea287e00d 100644
--- a/framework/test/fuzztest/devsvcmanagerstub_fuzzer/devsvcmanagerstub_fuzzer.cpp
+++ b/framework/test/fuzztest/devsvcmanagerstub_fuzzer/devsvcmanagerstub_fuzzer.cpp
@@ -44,7 +44,8 @@ static struct DevSvcManagerStub *GetDevSvcManagerStubInstance()
         return nullptr;
     }
 
-    struct HdfRemoteService *remoteService = HdfRemoteServiceObtain((struct HdfObject *)instance, &g_servmgrDispatcher);
+    struct HdfRemoteService *remoteService = HdfRemoteServiceObtain(
+        reinterpret_cast<struct HdfObject *>(instance), &g_servmgrDispatcher);
     if (remoteService == nullptr) {
         HDF_LOGI("%{public}s:%{public}d: failed to bind dispatcher", __func__, __LINE__);
         return nullptr;