1. Add the GLOBAL_REMOVE_IF_UNREFERENCED to globe variables which are used only in...

[mirror_edk2.git] / EdkModulePkg / Bus / Usb / UsbBus / Dxe / usbbus.h

diff --git a/EdkModulePkg/Bus/Usb/UsbBus/Dxe/usbbus.h b/EdkModulePkg/Bus/Usb/UsbBus/Dxe/usbbus.h
index 47f0fd804fb8c5ede0a9dc16f86ecd46f2b98bc9..8dd36f35d45d42cd3d0aa4dbe16566f2246932e5 100644 (file)
--- a/EdkModulePkg/Bus/Usb/UsbBus/Dxe/usbbus.h
+++ b/EdkModulePkg/Bus/Usb/UsbBus/Dxe/usbbus.h
@@ -30,8 +30,10 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
 #include "hub.h"\r
 #include "usbutil.h"\r
 \r
-extern UINTN  gUSBDebugLevel;\r
-extern UINTN  gUSBErrorLevel;\r
+\r
+GLOBAL_REMOVE_IF_UNREFERENCED    extern UINTN  gUSBDebugLevel;\r
+GLOBAL_REMOVE_IF_UNREFERENCED    extern UINTN  gUSBErrorLevel;\r
+\r
 \r
 #define MICROSECOND       10000\r
 #define ONESECOND         (1000 * MICROSECOND)\r