diff --git a/common/include/input_hub.cpp b/common/include/input_hub.cpp
index 15d5514..8d8f89a 100644
--- a/common/include/input_hub.cpp
+++ b/common/include/input_hub.cpp
@@ -445,7 +445,7 @@ void InputHub::ScanInputDevices(const std::string& dirname)
     closedir(dir);
 }
 
-void InputHub::CloseFd(int fd)
+void InputHub::CloseFd(int& fd)
 {
     if (fd < 0) {
         DHLOGE("No fd need to be closed.");
diff --git a/common/include/input_hub.h b/common/include/input_hub.h
index d39b11d..24fb84e 100644
--- a/common/include/input_hub.h
+++ b/common/include/input_hub.h
@@ -121,7 +121,7 @@ private:
     Device* GetDeviceByPathLocked(const std::string& devicePath);
     Device* GetDeviceByFdLocked(int fd);
     Device* GetSupportDeviceByFd(int fd);
-    void CloseFd(int fd);
+    void CloseFd(int& fd);
     bool IsDeviceRegistered(const std::string& devicePath);
 
     bool ContainsNonZeroByte(const uint8_t* array, uint32_t startIndex, uint32_t endIndex);