330 static int mpls_route_add(struct mpls_route_config *cfg)  in mpls_route_add()  argument
333 	struct net *net = cfg->rc_nlinfo.nl_net;  in mpls_route_add()
340 	index = cfg->rc_label;  in mpls_route_add()
344 	    (cfg->rc_nlflags & NLM_F_CREATE)) {  in mpls_route_add()
357 	if (cfg->rc_output_labels > MAX_NEW_LABELS)  in mpls_route_add()
361 	dev = dev_get_by_index(net, cfg->rc_ifindex);  in mpls_route_add()
371 	if ((cfg->rc_via_table == NEIGH_LINK_TABLE) &&  in mpls_route_add()
372 	    (dev->addr_len != cfg->rc_via_alen))  in mpls_route_add()
377 	if (cfg->rc_nlflags & NLM_F_APPEND)  in mpls_route_add()
383 	if ((cfg->rc_nlflags & NLM_F_EXCL) && old)  in mpls_route_add()
387 	if (!(cfg->rc_nlflags & NLM_F_REPLACE) && old)  in mpls_route_add()
391 	if (!(cfg->rc_nlflags & NLM_F_CREATE) && !old)  in mpls_route_add()
395 	rt = mpls_rt_alloc(cfg->rc_via_alen);  in mpls_route_add()
399 	rt->rt_labels = cfg->rc_output_labels;  in mpls_route_add()
401 		rt->rt_label[i] = cfg->rc_output_label[i];  in mpls_route_add()
402 	rt->rt_protocol = cfg->rc_protocol;  in mpls_route_add()
404 	rt->rt_via_table = cfg->rc_via_table;  in mpls_route_add()
405 	memcpy(rt->rt_via, cfg->rc_via, cfg->rc_via_alen);  in mpls_route_add()
407 	mpls_route_update(net, index, NULL, rt, &cfg->rc_nlinfo);  in mpls_route_add()
418 static int mpls_route_del(struct mpls_route_config *cfg)  in mpls_route_del()  argument
420 	struct net *net = cfg->rc_nlinfo.nl_net;  in mpls_route_del()
424 	index = cfg->rc_label;  in mpls_route_del()
434 	mpls_route_update(net, index, NULL, NULL, &cfg->rc_nlinfo);  in mpls_route_del()
676 			       struct mpls_route_config *cfg)  in rtm_to_route_config()  argument
689 	memset(cfg, 0, sizeof(*cfg));  in rtm_to_route_config()
714 	cfg->rc_label		= LABEL_NOT_SPECIFIED;  in rtm_to_route_config()
715 	cfg->rc_protocol	= rtm->rtm_protocol;  in rtm_to_route_config()
716 	cfg->rc_nlflags		= nlh->nlmsg_flags;  in rtm_to_route_config()
717 	cfg->rc_nlinfo.portid	= NETLINK_CB(skb).portid;  in rtm_to_route_config()
718 	cfg->rc_nlinfo.nlh	= nlh;  in rtm_to_route_config()
719 	cfg->rc_nlinfo.nl_net	= sock_net(skb->sk);  in rtm_to_route_config()
728 			cfg->rc_ifindex = nla_get_u32(nla);  in rtm_to_route_config()
732 					   &cfg->rc_output_labels,  in rtm_to_route_config()
733 					   cfg->rc_output_label))  in rtm_to_route_config()
740 					   &cfg->rc_label))  in rtm_to_route_config()
744 			if (cfg->rc_label < 16)  in rtm_to_route_config()
754 			cfg->rc_via_alen   = nla_len(nla) -  in rtm_to_route_config()
756 			if (cfg->rc_via_alen > MAX_VIA_ALEN)  in rtm_to_route_config()
762 				cfg->rc_via_table = NEIGH_LINK_TABLE;  in rtm_to_route_config()
765 				cfg->rc_via_table = NEIGH_ARP_TABLE;  in rtm_to_route_config()
766 				if (cfg->rc_via_alen != 4)  in rtm_to_route_config()
770 				cfg->rc_via_table = NEIGH_ND_TABLE;  in rtm_to_route_config()
771 				if (cfg->rc_via_alen != 16)  in rtm_to_route_config()
779 			memcpy(cfg->rc_via, via->rtvia_addr, cfg->rc_via_alen);  in rtm_to_route_config()
795 	struct mpls_route_config cfg;  in mpls_rtm_delroute()  local
798 	err = rtm_to_route_config(skb, nlh, &cfg);  in mpls_rtm_delroute()
802 	return mpls_route_del(&cfg);  in mpls_rtm_delroute()
808 	struct mpls_route_config cfg;  in mpls_rtm_newroute()  local
811 	err = rtm_to_route_config(skb, nlh, &cfg);  in mpls_rtm_newroute()
815 	return mpls_route_add(&cfg);  in mpls_rtm_newroute()