560 static int mpls_nh_build_from_cfg(struct mpls_route_config *cfg,  in mpls_nh_build_from_cfg()  argument
563 	struct net *net = cfg->rc_nlinfo.nl_net;  in mpls_nh_build_from_cfg()
573 	if (cfg->rc_output_labels > MAX_NEW_LABELS)  in mpls_nh_build_from_cfg()
576 	nh->nh_labels = cfg->rc_output_labels;  in mpls_nh_build_from_cfg()
578 		nh->nh_label[i] = cfg->rc_output_label[i];  in mpls_nh_build_from_cfg()
580 	nh->nh_via_table = cfg->rc_via_table;  in mpls_nh_build_from_cfg()
581 	memcpy(__mpls_nh_via(rt, nh), cfg->rc_via, cfg->rc_via_alen);  in mpls_nh_build_from_cfg()
582 	nh->nh_via_alen = cfg->rc_via_alen;  in mpls_nh_build_from_cfg()
584 	err = mpls_nh_assign_dev(net, rt, nh, cfg->rc_ifindex);  in mpls_nh_build_from_cfg()
666 static int mpls_nh_build_multi(struct mpls_route_config *cfg,  in mpls_nh_build_multi()  argument
669 	struct rtnexthop *rtnh = cfg->rc_mp;  in mpls_nh_build_multi()
671 	int remaining = cfg->rc_mp_len;  in mpls_nh_build_multi()
699 		err = mpls_nh_build(cfg->rc_nlinfo.nl_net, rt, nh,  in mpls_nh_build_multi()
717 static int mpls_route_add(struct mpls_route_config *cfg)  in mpls_route_add()  argument
720 	struct net *net = cfg->rc_nlinfo.nl_net;  in mpls_route_add()
727 	index = cfg->rc_label;  in mpls_route_add()
731 	    (cfg->rc_nlflags & NLM_F_CREATE)) {  in mpls_route_add()
745 	if (cfg->rc_nlflags & NLM_F_APPEND)  in mpls_route_add()
751 	if ((cfg->rc_nlflags & NLM_F_EXCL) && old)  in mpls_route_add()
755 	if (!(cfg->rc_nlflags & NLM_F_REPLACE) && old)  in mpls_route_add()
759 	if (!(cfg->rc_nlflags & NLM_F_CREATE) && !old)  in mpls_route_add()
763 	nhs = mpls_count_nexthops(cfg->rc_mp, cfg->rc_mp_len,  in mpls_route_add()
764 				  cfg->rc_via_alen, &max_via_alen);  in mpls_route_add()
773 	rt->rt_protocol = cfg->rc_protocol;  in mpls_route_add()
774 	rt->rt_payload_type = cfg->rc_payload_type;  in mpls_route_add()
776 	if (cfg->rc_mp)  in mpls_route_add()
777 		err = mpls_nh_build_multi(cfg, rt);  in mpls_route_add()
779 		err = mpls_nh_build_from_cfg(cfg, rt);  in mpls_route_add()
783 	mpls_route_update(net, index, rt, &cfg->rc_nlinfo);  in mpls_route_add()
793 static int mpls_route_del(struct mpls_route_config *cfg)  in mpls_route_del()  argument
795 	struct net *net = cfg->rc_nlinfo.nl_net;  in mpls_route_del()
799 	index = cfg->rc_label;  in mpls_route_del()
809 	mpls_route_update(net, index, NULL, &cfg->rc_nlinfo);  in mpls_route_del()
1097 			       struct mpls_route_config *cfg)  in rtm_to_route_config()  argument
1110 	memset(cfg, 0, sizeof(*cfg));  in rtm_to_route_config()
1135 	cfg->rc_label		= LABEL_NOT_SPECIFIED;  in rtm_to_route_config()
1136 	cfg->rc_protocol	= rtm->rtm_protocol;  in rtm_to_route_config()
1137 	cfg->rc_via_table	= MPLS_NEIGH_TABLE_UNSPEC;  in rtm_to_route_config()
1138 	cfg->rc_nlflags		= nlh->nlmsg_flags;  in rtm_to_route_config()
1139 	cfg->rc_nlinfo.portid	= NETLINK_CB(skb).portid;  in rtm_to_route_config()
1140 	cfg->rc_nlinfo.nlh	= nlh;  in rtm_to_route_config()
1141 	cfg->rc_nlinfo.nl_net	= sock_net(skb->sk);  in rtm_to_route_config()
1150 			cfg->rc_ifindex = nla_get_u32(nla);  in rtm_to_route_config()
1154 					   &cfg->rc_output_labels,  in rtm_to_route_config()
1155 					   cfg->rc_output_label))  in rtm_to_route_config()
1162 					   &cfg->rc_label))  in rtm_to_route_config()
1166 			if (cfg->rc_label < MPLS_LABEL_FIRST_UNRESERVED)  in rtm_to_route_config()
1173 			if (nla_get_via(nla, &cfg->rc_via_alen,  in rtm_to_route_config()
1174 					&cfg->rc_via_table, cfg->rc_via))  in rtm_to_route_config()
1180 			cfg->rc_mp = nla_data(nla);  in rtm_to_route_config()
1181 			cfg->rc_mp_len = nla_len(nla);  in rtm_to_route_config()
1197 	struct mpls_route_config cfg;  in mpls_rtm_delroute()  local
1200 	err = rtm_to_route_config(skb, nlh, &cfg);  in mpls_rtm_delroute()
1204 	return mpls_route_del(&cfg);  in mpls_rtm_delroute()
1210 	struct mpls_route_config cfg;  in mpls_rtm_newroute()  local
1213 	err = rtm_to_route_config(skb, nlh, &cfg);  in mpls_rtm_newroute()
1217 	return mpls_route_add(&cfg);  in mpls_rtm_newroute()