369 		struct rtable *rt;  in ip_tunnel_bind_dev()  local
374 		rt = ip_route_output_key(tunnel->net, &fl4);  in ip_tunnel_bind_dev()
376 		if (!IS_ERR(rt)) {  in ip_tunnel_bind_dev()
377 			tdev = rt->dst.dev;  in ip_tunnel_bind_dev()
378 			tunnel_dst_set(tunnel, &rt->dst, fl4.saddr);  in ip_tunnel_bind_dev()
379 			ip_rt_put(rt);  in ip_tunnel_bind_dev()
589 			    struct rtable *rt, __be16 df,  in tnl_update_pmtu()  argument
597 		mtu = dst_mtu(&rt->dst) - dev->hard_header_len  in tnl_update_pmtu()
646 	struct rtable *rt;		/* Route to the other host */  in ip_tunnel_xmit()  local
665 			rt = skb_rtable(skb);  in ip_tunnel_xmit()
666 			dst = rt_nexthop(rt, inner_iph->daddr);  in ip_tunnel_xmit()
723 	rt = connected ? tunnel_rtable_get(tunnel, 0, &fl4.saddr) : NULL;  in ip_tunnel_xmit()
725 	if (!rt) {  in ip_tunnel_xmit()
726 		rt = ip_route_output_key(tunnel->net, &fl4);  in ip_tunnel_xmit()
728 		if (IS_ERR(rt)) {  in ip_tunnel_xmit()
733 			tunnel_dst_set(tunnel, &rt->dst, fl4.saddr);  in ip_tunnel_xmit()
736 	if (rt->dst.dev == dev) {  in ip_tunnel_xmit()
737 		ip_rt_put(rt);  in ip_tunnel_xmit()
742 	if (tnl_update_pmtu(dev, skb, rt, tnl_params->frag_off, inner_iph)) {  in ip_tunnel_xmit()
743 		ip_rt_put(rt);  in ip_tunnel_xmit()
768 			ttl = ip4_dst_hoplimit(&rt->dst);  in ip_tunnel_xmit()
775 	max_headroom = LL_RESERVED_SPACE(rt->dst.dev) + sizeof(struct iphdr)  in ip_tunnel_xmit()
776 			+ rt->dst.header_len + ip_encap_hlen(&tunnel->encap);  in ip_tunnel_xmit()
781 		ip_rt_put(rt);  in ip_tunnel_xmit()
787 	err = iptunnel_xmit(NULL, rt, skb, fl4.saddr, fl4.daddr, protocol,  in ip_tunnel_xmit()