148 	struct rtable *rt = skb_rtable(skb);  in ip_build_and_send_pkt()  local
159 	iph->ttl      = ip_select_ttl(inet, &rt->dst);  in ip_build_and_send_pkt()
163 	if (ip_dont_fragment(sk, &rt->dst)) {  in ip_build_and_send_pkt()
173 		ip_options_build(skb, &opt->opt, daddr, rt, 0);  in ip_build_and_send_pkt()
188 	struct rtable *rt = (struct rtable *)dst;  in ip_finish_output2()  local
194 	if (rt->rt_type == RTN_MULTICAST) {  in ip_finish_output2()
196 	} else if (rt->rt_type == RTN_BROADCAST)  in ip_finish_output2()
222 	neigh = ip_neigh_for_gw(rt, skb, &is_v6gw);  in ip_finish_output2()
363 	struct rtable *rt = skb_rtable(skb);  in ip_mc_output()  local
364 	struct net_device *dev = rt->dst.dev;  in ip_mc_output()
378 	if (rt->rt_flags&RTCF_MULTICAST) {  in ip_mc_output()
390 		    ((rt->rt_flags & RTCF_LOCAL) ||  in ip_mc_output()
409 	if (rt->rt_flags&RTCF_BROADCAST) {  in ip_mc_output()
460 	struct rtable *rt;  in __ip_queue_xmit()  local
470 	rt = skb_rtable(skb);  in __ip_queue_xmit()
471 	if (rt)  in __ip_queue_xmit()
475 	rt = (struct rtable *)__sk_dst_check(sk, 0);  in __ip_queue_xmit()
476 	if (!rt) {  in __ip_queue_xmit()
488 		rt = ip_route_output_ports(net, fl4, sk,  in __ip_queue_xmit()
495 		if (IS_ERR(rt))  in __ip_queue_xmit()
497 		sk_setup_caps(sk, &rt->dst);  in __ip_queue_xmit()
499 	skb_dst_set_noref(skb, &rt->dst);  in __ip_queue_xmit()
502 	if (inet_opt && inet_opt->opt.is_strictroute && rt->rt_uses_gateway)  in __ip_queue_xmit()
510 	if (ip_dont_fragment(sk, &rt->dst) && !skb->ignore_df)  in __ip_queue_xmit()
514 	iph->ttl      = ip_select_ttl(inet, &rt->dst);  in __ip_queue_xmit()
522 		ip_options_build(skb, &inet_opt->opt, inet->inet_daddr, rt, 0);  in __ip_queue_xmit()
771 	struct rtable *rt = skb_rtable(skb);  in ip_do_fragment()  local
800 	ll_rs = LL_RESERVED_SPACE(rt->dst.dev);  in ip_do_fragment()
976 	struct rtable *rt = (struct rtable *)cork->dst;  in __ip_append_data()  local
983 	exthdrlen = !skb ? rt->dst.header_len : 0;  in __ip_append_data()
991 	hh_len = LL_RESERVED_SPACE(rt->dst.dev);  in __ip_append_data()
1009 	    rt->dst.dev->features & (NETIF_F_HW_CSUM | NETIF_F_IP_CSUM) &&  in __ip_append_data()
1011 	    (!exthdrlen || (rt->dst.dev->features & NETIF_F_HW_ESP_TX_CSUM)))  in __ip_append_data()
1019 		if (rt->dst.dev->features & NETIF_F_SG &&  in __ip_append_data()
1071 			    !(rt->dst.dev->features&NETIF_F_SG))  in __ip_append_data()
1088 				alloclen += rt->dst.trailer_len;  in __ip_append_data()
1170 		if (!(rt->dst.dev->features&NETIF_F_SG) &&  in __ip_append_data()
1239 	struct rtable *rt;  in ip_setup_cork()  local
1241 	rt = *rtp;  in ip_setup_cork()
1242 	if (unlikely(!rt))  in ip_setup_cork()
1262 			 dst_mtu(&rt->dst) : READ_ONCE(rt->dst.dev->mtu);  in ip_setup_cork()
1269 	cork->dst = &rt->dst;  in ip_setup_cork()
1327 	struct rtable *rt;  in ip_append_page()  local
1346 	rt = (struct rtable *)cork->dst;  in ip_append_page()
1350 	if (!(rt->dst.dev->features&NETIF_F_SG))  in ip_append_page()
1353 	hh_len = LL_RESERVED_SPACE(rt->dst.dev);  in ip_append_page()
1475 	struct rtable *rt = (struct rtable *)cork->dst;  in __ip_make_skb()  local
1510 	    (skb->len <= dst_mtu(&rt->dst) &&  in __ip_make_skb()
1511 	     ip_dont_fragment(sk, &rt->dst)))  in __ip_make_skb()
1519 	else if (rt->rt_type == RTN_MULTICAST)  in __ip_make_skb()
1522 		ttl = ip_select_ttl(inet, &rt->dst);  in __ip_make_skb()
1536 		ip_options_build(skb, opt, cork->addr, rt, 0);  in __ip_make_skb()
1547 	skb_dst_set(skb, &rt->dst);  in __ip_make_skb()
1665 	struct rtable *rt = skb_rtable(skb);  in ip_send_unicast_reply()  local
1698 	rt = ip_route_output_key(net, &fl4);  in ip_send_unicast_reply()
1699 	if (IS_ERR(rt))  in ip_send_unicast_reply()
1709 			     len, 0, &ipc, &rt, MSG_DONTWAIT);  in ip_send_unicast_reply()
1725 	ip_rt_put(rt);  in ip_send_unicast_reply()