Index: lib/drivers/libusb/usb_device.cpp
===================================================================
--- lib/drivers/libusb/usb_device.cpp	(revision 59490)
+++ lib/drivers/libusb/usb_device.cpp	(working copy)
@@ -308,7 +308,6 @@
 {
     PUSB_DEFAULT_PIPE_SETUP_PACKET CtrlSetup;
     NTSTATUS Status;
-    UCHAR OldAddress;
     UCHAR Index;
 
     DPRINT1("[%s] SetDeviceAddress> Address %x\n", m_USBType, DeviceAddress);
@@ -341,9 +340,6 @@
     // lets have a short nap
     KeStallExecutionProcessor(300);
 
-    // back up old address
-    OldAddress = m_DeviceAddress;
-
     // store new device address
     m_DeviceAddress = DeviceAddress;