queue_handler[pf].outfn = NULL; queue_handler[pf].data = NULL;
queue_handler[pf] = NULL;
int nf_unregister_queue_handler(int pf){	if (pf >= NPROTO)		return -EINVAL;	write_lock_bh(&queue_handler_lock);	queue_handler[pf].outfn = NULL;	queue_handler[pf].data = NULL;	write_unlock_bh(&queue_handler_lock);		return 0;}