X-Git-Url: https://git.proxmox.com/?p=mirror_edk2.git;a=blobdiff_plain;f=EdkModulePkg%2FBus%2FUsb%2FUsbBus%2FDxe%2Fusbbus.h;fp=EdkModulePkg%2FBus%2FUsb%2FUsbBus%2FDxe%2Fusbbus.h;h=8dd36f35d45d42cd3d0aa4dbe16566f2246932e5;hp=47f0fd804fb8c5ede0a9dc16f86ecd46f2b98bc9;hb=71a62114eb16255adaf886be35edecf0045bb494;hpb=a98f11c5b9663638bca1fd7518a783c33c420039

diff --git a/EdkModulePkg/Bus/Usb/UsbBus/Dxe/usbbus.h b/EdkModulePkg/Bus/Usb/UsbBus/Dxe/usbbus.h
index 47f0fd804f..8dd36f35d4 100644
--- 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"
 #include "usbutil.h"
 
-extern UINTN  gUSBDebugLevel;
-extern UINTN  gUSBErrorLevel;
+
+GLOBAL_REMOVE_IF_UNREFERENCED    extern UINTN  gUSBDebugLevel;
+GLOBAL_REMOVE_IF_UNREFERENCED    extern UINTN  gUSBErrorLevel;
+
 
 #define MICROSECOND       10000
 #define ONESECOND         (1000 * MICROSECOND)