376 		struct rtable *rt;  in ip_tunnel_bind_dev()  local
381 		rt = ip_route_output_key(tunnel->net, &fl4);  in ip_tunnel_bind_dev()
383 		if (!IS_ERR(rt)) {  in ip_tunnel_bind_dev()
384 			tdev = rt->dst.dev;  in ip_tunnel_bind_dev()
385 			tunnel_dst_set(tunnel, &rt->dst, fl4.saddr);  in ip_tunnel_bind_dev()
386 			ip_rt_put(rt);  in ip_tunnel_bind_dev()
600 			    struct rtable *rt, __be16 df,  in tnl_update_pmtu()  argument
608 		mtu = dst_mtu(&rt->dst) - dev->hard_header_len  in tnl_update_pmtu()
657 	struct rtable *rt;		/* Route to the other host */  in ip_tunnel_xmit()  local
678 			rt = skb_rtable(skb);  in ip_tunnel_xmit()
679 			dst = rt_nexthop(rt, inner_iph->daddr);  in ip_tunnel_xmit()
736 	rt = connected ? tunnel_rtable_get(tunnel, 0, &fl4.saddr) : NULL;  in ip_tunnel_xmit()
738 	if (!rt) {  in ip_tunnel_xmit()
739 		rt = ip_route_output_key(tunnel->net, &fl4);  in ip_tunnel_xmit()
741 		if (IS_ERR(rt)) {  in ip_tunnel_xmit()
746 			tunnel_dst_set(tunnel, &rt->dst, fl4.saddr);  in ip_tunnel_xmit()
749 	if (rt->dst.dev == dev) {  in ip_tunnel_xmit()
750 		ip_rt_put(rt);  in ip_tunnel_xmit()
755 	if (tnl_update_pmtu(dev, skb, rt, tnl_params->frag_off, inner_iph)) {  in ip_tunnel_xmit()
756 		ip_rt_put(rt);  in ip_tunnel_xmit()
780 			ttl = ip4_dst_hoplimit(&rt->dst);  in ip_tunnel_xmit()
787 	max_headroom = LL_RESERVED_SPACE(rt->dst.dev) + sizeof(struct iphdr)  in ip_tunnel_xmit()
788 			+ rt->dst.header_len + ip_encap_hlen(&tunnel->encap);  in ip_tunnel_xmit()
793 		ip_rt_put(rt);  in ip_tunnel_xmit()
799 	err = iptunnel_xmit(NULL, rt, skb, fl4.saddr, fl4.daddr, protocol,  in ip_tunnel_xmit()