On Wed, Aug 08, 2012 at 08:55:37PM +0800, loody wrote: > when I study inc_deq in xhci-ring.c, why we need to announce and > assigned value to "addr" > it seems useless. Unless Sarah plans to use addr for debug output you can remove this addr and the one in the function below. Sebastian -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html