103 			  struct nlmsghdr *n, struct tcf_proto *tp,
109 static inline u32 tcf_auto_prio(struct tcf_proto *tp)  in tcf_auto_prio()  argument
113 	if (tp)  in tcf_auto_prio()
114 		first = tp->prio - 1;  in tcf_auto_prio()
134 	struct tcf_proto *tp;  in tc_ctl_tfilter()  local
206 	     (tp = rtnl_dereference(*back)) != NULL;  in tc_ctl_tfilter()
207 	     back = &tp->next) {  in tc_ctl_tfilter()
208 		if (tp->prio >= prio) {  in tc_ctl_tfilter()
209 			if (tp->prio == prio) {  in tc_ctl_tfilter()
211 				    (tp->protocol != protocol && protocol))  in tc_ctl_tfilter()
214 				tp = NULL;  in tc_ctl_tfilter()
219 	if (tp == NULL) {  in tc_ctl_tfilter()
234 		tp = kzalloc(sizeof(*tp), GFP_KERNEL);  in tc_ctl_tfilter()
235 		if (tp == NULL)  in tc_ctl_tfilter()
262 			kfree(tp);  in tc_ctl_tfilter()
265 		tp->ops = tp_ops;  in tc_ctl_tfilter()
266 		tp->protocol = protocol;  in tc_ctl_tfilter()
267 		tp->prio = nprio ? :  in tc_ctl_tfilter()
269 		tp->q = q;  in tc_ctl_tfilter()
270 		tp->classify = tp_ops->classify;  in tc_ctl_tfilter()
271 		tp->classid = parent;  in tc_ctl_tfilter()
273 		err = tp_ops->init(tp);  in tc_ctl_tfilter()
276 			kfree(tp);  in tc_ctl_tfilter()
282 	} else if (tca[TCA_KIND] && nla_strcmp(tca[TCA_KIND], tp->ops->kind))  in tc_ctl_tfilter()
285 	fh = tp->ops->get(tp, t->tcm_handle);  in tc_ctl_tfilter()
289 			struct tcf_proto *next = rtnl_dereference(tp->next);  in tc_ctl_tfilter()
293 			tfilter_notify(net, skb, n, tp, fh, RTM_DELTFILTER);  in tc_ctl_tfilter()
294 			tcf_destroy(tp, true);  in tc_ctl_tfilter()
309 					tcf_destroy(tp, true);  in tc_ctl_tfilter()
314 			err = tp->ops->delete(tp, fh);  in tc_ctl_tfilter()
316 				struct tcf_proto *next = rtnl_dereference(tp->next);  in tc_ctl_tfilter()
318 				tfilter_notify(net, skb, n, tp, fh, RTM_DELTFILTER);  in tc_ctl_tfilter()
319 				if (tcf_destroy(tp, false))  in tc_ctl_tfilter()
324 			err = tfilter_notify(net, skb, n, tp, fh, RTM_NEWTFILTER);  in tc_ctl_tfilter()
332 	err = tp->ops->change(net, skb, tp, cl, t->tcm_handle, tca, &fh,  in tc_ctl_tfilter()
336 			RCU_INIT_POINTER(tp->next, rtnl_dereference(*back));  in tc_ctl_tfilter()
337 			rcu_assign_pointer(*back, tp);  in tc_ctl_tfilter()
339 		tfilter_notify(net, skb, n, tp, fh, RTM_NEWTFILTER);  in tc_ctl_tfilter()
342 			tcf_destroy(tp, true);  in tc_ctl_tfilter()
354 static int tcf_fill_node(struct net *net, struct sk_buff *skb, struct tcf_proto *tp,  in tcf_fill_node()  argument
368 	tcm->tcm_ifindex = qdisc_dev(tp->q)->ifindex;  in tcf_fill_node()
369 	tcm->tcm_parent = tp->classid;  in tcf_fill_node()
370 	tcm->tcm_info = TC_H_MAKE(tp->prio, tp->protocol);  in tcf_fill_node()
371 	if (nla_put_string(skb, TCA_KIND, tp->ops->kind))  in tcf_fill_node()
376 		if (tp->ops->dump && tp->ops->dump(net, tp, fh, skb, tcm) < 0)  in tcf_fill_node()
389 			  struct nlmsghdr *n, struct tcf_proto *tp,  in tfilter_notify()  argument
399 	if (tcf_fill_node(net, skb, tp, fh, portid, n->nlmsg_seq, 0, event) <= 0) {  in tfilter_notify()
414 static int tcf_node_dump(struct tcf_proto *tp, unsigned long n,  in tcf_node_dump()  argument
420 	return tcf_fill_node(net, a->skb, tp, n, NETLINK_CB(a->cb->skb).portid,  in tcf_node_dump()
432 	struct tcf_proto *tp, __rcu **chain;  in tc_dump_tfilter()  local
466 	for (tp = rtnl_dereference(*chain), t = 0;  in tc_dump_tfilter()
467 	     tp; tp = rtnl_dereference(tp->next), t++) {  in tc_dump_tfilter()
471 		    TC_H_MAJ(tcm->tcm_info) != tp->prio)  in tc_dump_tfilter()
474 		    TC_H_MIN(tcm->tcm_info) != tp->protocol)  in tc_dump_tfilter()
479 			if (tcf_fill_node(net, skb, tp, 0, NETLINK_CB(cb->skb).portid,  in tc_dump_tfilter()
486 		if (tp->ops->walk == NULL)  in tc_dump_tfilter()
494 		tp->ops->walk(tp, &arg.w);  in tc_dump_tfilter()
518 int tcf_exts_validate(struct net *net, struct tcf_proto *tp, struct nlattr **tb,  in tcf_exts_validate()  argument
554 void tcf_exts_change(struct tcf_proto *tp, struct tcf_exts *dst,  in tcf_exts_change()  argument
559 	tcf_tree_lock(tp);  in tcf_exts_change()
563 	tcf_tree_unlock(tp);  in tcf_exts_change()