diff --git a/drivers/usb/gadget/printer.c b/drivers/usb/gadget/printer.c
index 68a0efb..65a8834 100644
--- a/drivers/usb/gadget/printer.c
+++ b/drivers/usb/gadget/printer.c
@@ -1594,7 +1594,7 @@
 	if (status)
 		ERROR(dev, "usb_gadget_unregister_driver %x\n", status);
 
-	unregister_chrdev_region(g_printer_devno, 2);
+	unregister_chrdev_region(g_printer_devno, 1);
 	class_destroy(usb_gadget_class);
 	mutex_unlock(&usb_printer_gadget.lock_printer_io);
 }