1072 	struct rt6_info *rt = NULL;  in ndisc_router_discovery()  local
1183 	rt = rt6_get_dflt_router(&ipv6_hdr(skb)->saddr, skb->dev);  in ndisc_router_discovery()
1185 	if (rt) {  in ndisc_router_discovery()
1186 		neigh = dst_neigh_lookup(&rt->dst, &ipv6_hdr(skb)->saddr);  in ndisc_router_discovery()
1191 			ip6_rt_put(rt);  in ndisc_router_discovery()
1195 	if (rt && lifetime == 0) {  in ndisc_router_discovery()
1196 		ip6_del_rt(rt);  in ndisc_router_discovery()
1197 		rt = NULL;  in ndisc_router_discovery()
1201 		  rt, lifetime, skb->dev->name);  in ndisc_router_discovery()
1202 	if (!rt && lifetime) {  in ndisc_router_discovery()
1205 		rt = rt6_add_dflt_router(&ipv6_hdr(skb)->saddr, skb->dev, pref);  in ndisc_router_discovery()
1206 		if (!rt) {  in ndisc_router_discovery()
1213 		neigh = dst_neigh_lookup(&rt->dst, &ipv6_hdr(skb)->saddr);  in ndisc_router_discovery()
1218 			ip6_rt_put(rt);  in ndisc_router_discovery()
1222 	} else if (rt) {  in ndisc_router_discovery()
1223 		rt->rt6i_flags = (rt->rt6i_flags & ~RTF_PREF_MASK) | RTF_PREF(pref);  in ndisc_router_discovery()
1226 	if (rt)  in ndisc_router_discovery()
1227 		rt6_set_expires(rt, jiffies + (HZ * lifetime));  in ndisc_router_discovery()
1232 			if (rt)  in ndisc_router_discovery()
1233 				dst_metric_set(&rt->dst, RTAX_HOPLIMIT,  in ndisc_router_discovery()
1378 			if (rt)  in ndisc_router_discovery()
1379 				dst_metric_set(&rt->dst, RTAX_MTU, mtu);  in ndisc_router_discovery()
1398 	ip6_rt_put(rt);  in ndisc_router_discovery()
1468 	struct rt6_info *rt;  in ndisc_send_redirect()  local
1500 	rt = (struct rt6_info *) dst;  in ndisc_send_redirect()
1502 	if (rt->rt6i_flags & RTF_GATEWAY) {  in ndisc_send_redirect()
1507 	peer = inet_getpeer_v6(net->ipv6.peers, &rt->rt6i_dst.addr, 1);  in ndisc_send_redirect()