diff --git a/include/linux/usb.h b/include/linux/usb.h
index 447fe29b55b451148c452b82cb0043d510a26eae..3deccab2ce0ab540033e067d70baa667112de0f7 100644
--- a/include/linux/usb.h
+++ b/include/linux/usb.h
@@ -178,6 +178,7 @@ struct usb_interface {
 	unsigned needs_altsetting0:1;	/* switch to altsetting 0 is pending */
 	unsigned needs_binding:1;	/* needs delayed unbind/rebind */
 	unsigned resetting_device:1;	/* true: bandwidth alloc after reset */
+	unsigned authorized:1;		/* used for interface authorization */
 
 	struct device dev;		/* interface specific device info */
 	struct device *usb_dev;