494 			    (__force u32)iph->saddr,  in __ip_select_ident()
528 			   prot, flow_flags, iph->daddr, iph->saddr, 0, 0,  in __build_flow_key()
743 	__be32 old_gw = ip_hdr(skb)->saddr;  in __ip_do_redirect()
813 		__be32 saddr = iph->saddr;  in __ip_do_redirect()  local
818 				     &saddr, &daddr);  in __ip_do_redirect()
888 	peer = inet_getpeer_v4(net->ipv4.peers, ip_hdr(skb)->saddr, vif, 1);  in ip_rt_send_redirect()
926 					     &ip_hdr(skb)->saddr, inet_iif(skb),  in ip_rt_send_redirect()
990 	peer = inet_getpeer_v4(net->ipv4.peers, ip_hdr(skb)->saddr,  in ip_error()
1250 		 __func__, &ip_hdr(skb)->saddr, &ip_hdr(skb)->daddr,  in ip_rt_bug()
1271 		src = ip_hdr(skb)->saddr;  in ip_rt_get_source()
1277 			.saddr = iph->saddr,  in ip_rt_get_source()
1683 int ip_mc_validate_source(struct sk_buff *skb, __be32 daddr, __be32 saddr,  in ip_mc_validate_source()  argument
1693 	if (ipv4_is_multicast(saddr) || ipv4_is_lbcast(saddr) ||  in ip_mc_validate_source()
1697 	if (ipv4_is_loopback(saddr) && !IN_DEV_ROUTE_LOCALNET(in_dev))  in ip_mc_validate_source()
1700 	if (ipv4_is_zeronet(saddr)) {  in ip_mc_validate_source()
1705 		err = fib_validate_source(skb, saddr, 0, tos, 0, dev,  in ip_mc_validate_source()
1714 static int ip_route_input_mc(struct sk_buff *skb, __be32 daddr, __be32 saddr,  in ip_route_input_mc()  argument
1723 	err = ip_mc_validate_source(skb, daddr, saddr, tos, dev, in_dev, &itag);  in ip_route_input_mc()
1760 				     __be32 saddr)  in ip_handle_martian_source()  argument
1770 			&daddr, &saddr, dev->name);  in ip_handle_martian_source()
1785 			   __be32 daddr, __be32 saddr, u32 tos)  in __mkroute_input()  argument
1803 	err = fib_validate_source(skb, saddr, daddr, tos, FIB_RES_OIF(*res),  in __mkroute_input()
1807 					 saddr);  in __mkroute_input()
1819 		    inet_addr_onlink(out_dev, saddr, gw))  in __mkroute_input()
1911 	hash_keys->addrs.v4addrs.src = key_iph->saddr;  in ip_multipath_l3_keys()
2017 		hash_keys.addrs.v4addrs.src = fl4->saddr;  in fib_multipath_custom_hash_fl4()
2045 			hash_keys.addrs.v4addrs.src = fl4->saddr;  in fib_multipath_hash()
2076 			hash_keys.addrs.v4addrs.src = fl4->saddr;  in fib_multipath_hash()
2110 			hash_keys.addrs.v4addrs.src = fl4->saddr;  in fib_multipath_hash()
2133 			    __be32 daddr, __be32 saddr, u32 tos,  in ip_mkroute_input()  argument
2146 	return __mkroute_input(skb, res, in_dev, daddr, saddr, tos);  in ip_mkroute_input()
2153 int ip_route_use_hint(struct sk_buff *skb, __be32 daddr, __be32 saddr,  in ip_route_use_hint()  argument
2166 	if (ipv4_is_multicast(saddr) || ipv4_is_lbcast(saddr))  in ip_route_use_hint()
2169 	if (ipv4_is_zeronet(saddr))  in ip_route_use_hint()
2172 	if (ipv4_is_loopback(saddr) && !IN_DEV_NET_ROUTE_LOCALNET(in_dev, net))  in ip_route_use_hint()
2179 	err = fib_validate_source(skb, saddr, daddr, tos, 0, dev, in_dev, &tag);  in ip_route_use_hint()
2188 	ip_handle_martian_source(dev, in_dev, skb, daddr, saddr);  in ip_route_use_hint()
2218 static int ip_route_input_slow(struct sk_buff *skb, __be32 daddr, __be32 saddr,  in ip_route_input_slow()  argument
2249 	if (ipv4_is_multicast(saddr) || ipv4_is_lbcast(saddr))  in ip_route_input_slow()
2254 	if (ipv4_is_lbcast(daddr) || (saddr == 0 && daddr == 0))  in ip_route_input_slow()
2260 	if (ipv4_is_zeronet(saddr))  in ip_route_input_slow()
2272 	} else if (ipv4_is_loopback(saddr)) {  in ip_route_input_slow()
2288 	fl4.saddr = saddr;  in ip_route_input_slow()
2317 		err = fib_validate_source(skb, saddr, daddr, tos,  in ip_route_input_slow()
2332 	err = ip_mkroute_input(skb, res, in_dev, daddr, saddr, tos, flkeys);  in ip_route_input_slow()
2339 	if (!ipv4_is_zeronet(saddr)) {  in ip_route_input_slow()
2340 		err = fib_validate_source(skb, saddr, 0, tos, 0, dev,  in ip_route_input_slow()
2415 				     &daddr, &saddr, dev->name);  in ip_route_input_slow()
2427 	ip_handle_martian_source(dev, in_dev, skb, daddr, saddr);  in ip_route_input_slow()
2432 static int ip_route_input_rcu(struct sk_buff *skb, __be32 daddr, __be32 saddr,  in ip_route_input_rcu()  argument
2453 		our = ip_check_mc_rcu(in_dev, daddr, saddr,  in ip_route_input_rcu()
2462 				our = ip_check_mc_rcu(l3_in_dev, daddr, saddr,  in ip_route_input_rcu()
2473 			err = ip_route_input_mc(skb, daddr, saddr,  in ip_route_input_rcu()
2479 	return ip_route_input_slow(skb, daddr, saddr, tos, dev, res);  in ip_route_input_rcu()
2482 int ip_route_input_noref(struct sk_buff *skb, __be32 daddr, __be32 saddr,  in ip_route_input_noref()  argument
2490 	err = ip_route_input_rcu(skb, daddr, saddr, tos, dev, &res);  in ip_route_input_noref()
2515 		if (ipv4_is_loopback(fl4->saddr) &&  in __mkroute_output()
2536 		if (!ip_check_mc_rcu(in_dev, fl4->daddr, fl4->saddr,  in __mkroute_output()
2656 	if (fl4->saddr) {  in ip_route_output_key_hash_rcu()
2657 		if (ipv4_is_multicast(fl4->saddr) ||  in ip_route_output_key_hash_rcu()
2658 		    ipv4_is_lbcast(fl4->saddr) ||  in ip_route_output_key_hash_rcu()
2659 		    ipv4_is_zeronet(fl4->saddr)) {  in ip_route_output_key_hash_rcu()
2678 			dev_out = __ip_dev_find(net, fl4->saddr, false);  in ip_route_output_key_hash_rcu()
2703 			if (!__ip_dev_find(net, fl4->saddr, false))  in ip_route_output_key_hash_rcu()
2723 			if (!fl4->saddr)  in ip_route_output_key_hash_rcu()
2724 				fl4->saddr = inet_select_addr(dev_out, 0,  in ip_route_output_key_hash_rcu()
2728 		if (!fl4->saddr) {  in ip_route_output_key_hash_rcu()
2730 				fl4->saddr = inet_select_addr(dev_out, 0,  in ip_route_output_key_hash_rcu()
2733 				fl4->saddr = inet_select_addr(dev_out, 0,  in ip_route_output_key_hash_rcu()
2739 		fl4->daddr = fl4->saddr;  in ip_route_output_key_hash_rcu()
2741 			fl4->daddr = fl4->saddr = htonl(INADDR_LOOPBACK);  in ip_route_output_key_hash_rcu()
2773 			if (fl4->saddr == 0)  in ip_route_output_key_hash_rcu()
2774 				fl4->saddr = inet_select_addr(dev_out, 0,  in ip_route_output_key_hash_rcu()
2784 		if (!fl4->saddr) {  in ip_route_output_key_hash_rcu()
2786 				fl4->saddr = res->fi->fib_prefsrc;  in ip_route_output_key_hash_rcu()
2788 				fl4->saddr = fl4->daddr;  in ip_route_output_key_hash_rcu()
2885 				      struct net *net, __be32 *saddr,  in ip_route_output_tunnel()  argument
2899 		rt = dst_cache_get_ip4(dst_cache, saddr);  in ip_route_output_tunnel()
2908 	fl4.saddr = info->key.u.ipv4.src;  in ip_route_output_tunnel()
2924 		dst_cache_set_ip4(dst_cache, &rt->dst, fl4.saddr);  in ip_route_output_tunnel()
2926 	*saddr = fl4.saddr;  in ip_route_output_tunnel()
2983 	    fl4->saddr != src) {  in rt_fill_info()
2984 		if (nla_put_in_addr(skb, RTA_PREFSRC, fl4->saddr))  in rt_fill_info()
3041 							 fl4->saddr, fl4->daddr,  in rt_fill_info()
3163 	iph->saddr = src;  in inet_rtm_getroute_build_skb()
3326 	fl4.saddr = src;  in inet_rtm_getroute()