1382 htb_graft_helper(struct netdev_queue *dev_queue, struct Qdisc *new_q)  in htb_graft_helper()  argument
1389 	old_q = dev_graft_qdisc(dev_queue, new_q);  in htb_graft_helper()
1390 	if (new_q)  in htb_graft_helper()
1391 		new_q->flags |= TCQ_F_ONETXQUEUE | TCQ_F_NOPARENT;  in htb_graft_helper()
1503 			       struct Qdisc *new_q)  in htb_parent_to_leaf()  argument
1516 	parent->leaf.q = new_q ? new_q : &noop_qdisc;  in htb_parent_to_leaf()
1527 				       struct Qdisc *new_q)  in htb_parent_to_leaf_offload()  argument
1532 	if (new_q)  in htb_parent_to_leaf_offload()
1533 		qdisc_refcount_inc(new_q);  in htb_parent_to_leaf_offload()
1534 	old_q = htb_graft_helper(dev_queue, new_q);  in htb_parent_to_leaf_offload()
1695 	struct Qdisc *new_q = NULL;  in htb_delete()  local
1724 		new_q = qdisc_create_dflt(dev_queue, &pfifo_qdisc_ops,  in htb_delete()
1728 			htb_parent_to_leaf_offload(sch, dev_queue, new_q);  in htb_delete()
1749 		htb_parent_to_leaf(sch, cl, new_q);  in htb_delete()
1818 		struct Qdisc *new_q, *old_q;  in htb_change_class()  local
1935 		new_q = qdisc_create_dflt(dev_queue, &pfifo_qdisc_ops,  in htb_change_class()
1939 			if (new_q)  in htb_change_class()
1940 				qdisc_refcount_inc(new_q);  in htb_change_class()
1941 			old_q = htb_graft_helper(dev_queue, new_q);  in htb_change_class()
1964 		cl->leaf.q = new_q ? new_q : &noop_qdisc;  in htb_change_class()