diff --git a/common/include/input_hub.cpp b/common/include/input_hub.cpp
index b87bc9a..6c8c75c 100644
--- a/common/include/input_hub.cpp
+++ b/common/include/input_hub.cpp
@@ -1174,7 +1174,7 @@ bool InputHub::CheckTouchPointRegion(struct input_event readBuffer[], const AbsI
 
 InputHub::Device::Device(int fd, int32_t id, const std::string& path,
     const InputDevice& identifier) : next(nullptr), fd(fd), id(id), path(path), identifier(identifier),
-    classes(0), enabled(true), isVirtual(fd < 0) {
+    classes(0), enabled(false), isShare(false), isVirtual(fd < 0) {
     memset_s(keyBitmask, sizeof(keyBitmask), 0, sizeof(keyBitmask));
     memset_s(absBitmask, sizeof(absBitmask), 0, sizeof(absBitmask));
     memset_s(relBitmask, sizeof(relBitmask), 0, sizeof(relBitmask));
diff --git a/interfaces/ipc/src/simulation_event_listener_proxy.cpp b/interfaces/ipc/src/simulation_event_listener_proxy.cpp
index ff4b7c3..fad571b 100644
--- a/interfaces/ipc/src/simulation_event_listener_proxy.cpp
+++ b/interfaces/ipc/src/simulation_event_listener_proxy.cpp
@@ -46,11 +46,11 @@ int32_t SimulationEventListenerProxy::OnSimulationEvent(uint32_t type, uint32_t
         DHLOGE("SimulationEventListenerProxy write token valid failed");
         return ERR_DH_INPUT_IPC_WRITE_TOKEN_VALID_FAIL;
     }
-    if (!data.WriteInt32(type)) {
+    if (!data.WriteUint32(type)) {
         DHLOGE("SimulationEventListenerProxy write type failed");
         return ERR_DH_INPUT_IPC_WRITE_TOKEN_VALID_FAIL;
     }
-    if (!data.WriteInt32(code)) {
+    if (!data.WriteUint32(code)) {
         DHLOGE("SimulationEventListenerProxy write code failed");
         return ERR_DH_INPUT_IPC_WRITE_TOKEN_VALID_FAIL;
     }
diff --git a/interfaces/ipc/src/simulation_event_listener_stub.cpp b/interfaces/ipc/src/simulation_event_listener_stub.cpp
index 2a208dc..3fba1b5 100644
--- a/interfaces/ipc/src/simulation_event_listener_stub.cpp
+++ b/interfaces/ipc/src/simulation_event_listener_stub.cpp
@@ -38,8 +38,8 @@ int32_t SimulationEventListenerStub::OnRemoteRequest(
     ISimulationEventListener::Message msgCode = static_cast<ISimulationEventListener::Message>(code);
     switch (msgCode) {
         case ISimulationEventListener::Message::RESULT_ON: {
-            uint32_t eventType = data.ReadInt32();
-            uint32_t eventCode = data.ReadInt32();
+            uint32_t eventType = data.ReadUint32();
+            uint32_t eventCode = data.ReadUint32();
             int32_t eventValue = data.ReadInt32();
             int32_t ret = OnSimulationEvent(eventType, eventCode, eventValue);
             if (!reply.WriteInt32(ret)) {
diff --git a/services/sink/sinkmanager/src/distributed_input_sink_manager.cpp b/services/sink/sinkmanager/src/distributed_input_sink_manager.cpp
index 2416c78..d93e35e 100644
--- a/services/sink/sinkmanager/src/distributed_input_sink_manager.cpp
+++ b/services/sink/sinkmanager/src/distributed_input_sink_manager.cpp
@@ -311,12 +311,15 @@ void DistributedInputSinkManager::DInputSinkListener::CheckKeyState(const int32_
     std::string mouseNodePath;
     std::string dhid;
     DistributedInputCollector::GetInstance().GetMouseNodePath(vecStr, mouseNodePath, dhid);
-    if (mouseNodePath.empty()) {
-        DHLOGE("mouse Node Path is empty.");
+
+    char canonicalPath[PATH_MAX + 1] = {0x00};
+    if (mouseNodePath.length() == 0 || mouseNodePath.length() > PATH_MAX ||
+        realpath(mouseNodePath.c_str(), canonicalPath) == nullptr) {
+        DHLOGE("mouse Nodepath check fail, error path: %s", mouseNodePath.c_str());
         return;
     }
 
-    int fd = open(mouseNodePath.c_str(), O_RDONLY | O_NONBLOCK);
+    int fd = open(canonicalPath, O_RDONLY | O_NONBLOCK);
     if (fd < 0) {
         DHLOGE("open mouse Node Path error:", errno);
         return;
diff --git a/services/source/inputinject/include/distributed_input_node_manager.h b/services/source/inputinject/include/distributed_input_node_manager.h
index 5df7787..5644541 100644
--- a/services/source/inputinject/include/distributed_input_node_manager.h
+++ b/services/source/inputinject/include/distributed_input_node_manager.h
@@ -50,7 +50,7 @@ public:
     int32_t GetVirtualTouchScreenFd();
 
     int32_t GetDeviceInfo(std::string &deviceId);
-    void GetDevicesInfoByType(const std::string &networkId, int32_t inputTypes, std::map<int32_t, std::string> &datas);
+    void GetDevicesInfoByType(const std::string &networkId, uint32_t inputTypes, std::map<int32_t, std::string> &datas);
     void GetDevicesInfoByDhId(std::vector<std::string> dhidsVec, std::map<int32_t, std::string> &datas);
     void ProcessInjectEvent(const std::shared_ptr<RawEvent> &rawEvent);
 
diff --git a/services/source/inputinject/include/virtual_device.h b/services/source/inputinject/include/virtual_device.h
index 6864d3e..d7dba66 100644
--- a/services/source/inputinject/include/virtual_device.h
+++ b/services/source/inputinject/include/virtual_device.h
@@ -45,7 +45,7 @@ public:
     std::string GetNetWorkId();
 
     int32_t GetDeviceFd();
-    int32_t GetDeviceType();
+    uint16_t GetDeviceType();
 
 protected:
     VirtualDevice();
diff --git a/services/source/inputinject/src/distributed_input_node_manager.cpp b/services/source/inputinject/src/distributed_input_node_manager.cpp
index 50bc573..f14629f 100644
--- a/services/source/inputinject/src/distributed_input_node_manager.cpp
+++ b/services/source/inputinject/src/distributed_input_node_manager.cpp
@@ -274,7 +274,7 @@ int32_t DistributedInputNodeManager::GetDeviceInfo(std::string &deviceId)
     return DH_SUCCESS;
 }
 
-void DistributedInputNodeManager::GetDevicesInfoByType(const std::string &networkId, int32_t inputTypes,
+void DistributedInputNodeManager::GetDevicesInfoByType(const std::string &networkId, uint32_t inputTypes,
     std::map<int32_t, std::string> &datas)
 {
     uint32_t input_types_ = 0;
diff --git a/services/source/inputinject/src/virtual_device.cpp b/services/source/inputinject/src/virtual_device.cpp
index 13f7140..44df5e8 100644
--- a/services/source/inputinject/src/virtual_device.cpp
+++ b/services/source/inputinject/src/virtual_device.cpp
@@ -195,7 +195,7 @@ int32_t VirtualDevice::GetDeviceFd()
     return fd_;
 }
 
-int32_t VirtualDevice::GetDeviceType()
+uint16_t VirtualDevice::GetDeviceType()
 {
     return classes_;
 }