731 		int l3index;  in tcp_v4_send_reset()  local
736 		l3index = tcp_v4_sdif(skb) ? inet_iif(skb) : 0;  in tcp_v4_send_reset()
738 		key = tcp_md5_do_lookup(sk, l3index, addr, AF_INET);  in tcp_v4_send_reset()
743 		int l3index;  in tcp_v4_send_reset()  local
763 		l3index = sdif ? dif : 0;  in tcp_v4_send_reset()
765 		key = tcp_md5_do_lookup(sk1, l3index, addr, AF_INET);  in tcp_v4_send_reset()
967 	int l3index;  in tcp_v4_reqsk_send_ack()  local
981 	l3index = tcp_v4_sdif(skb) ? inet_iif(skb) : 0;  in tcp_v4_reqsk_send_ack()
988 			tcp_md5_do_lookup(sk, l3index, addr, AF_INET),  in tcp_v4_reqsk_send_ack()
1065 	if (old->l3index && new->l3index == 0)  in better_md5_match()
1067 	if (old->l3index == 0 && new->l3index)  in better_md5_match()
1074 struct tcp_md5sig_key *__tcp_md5_do_lookup(const struct sock *sk, int l3index,  in __tcp_md5_do_lookup()  argument
1095 		if (key->flags & TCP_MD5SIG_FLAG_IFINDEX && key->l3index != l3index)  in __tcp_md5_do_lookup()
1120 						      int l3index, u8 flags)  in tcp_md5_do_lookup_exact()  argument
1142 		if (key->l3index != l3index)  in tcp_md5_do_lookup_exact()
1155 	int l3index;  in tcp_v4_md5_lookup()  local
1157 	l3index = l3mdev_master_ifindex_by_index(sock_net(sk),  in tcp_v4_md5_lookup()
1160 	return tcp_md5_do_lookup(sk, l3index, addr, AF_INET);  in tcp_v4_md5_lookup()
1166 		   int family, u8 prefixlen, int l3index, u8 flags,  in tcp_md5_do_add()  argument
1174 	key = tcp_md5_do_lookup_exact(sk, addr, family, prefixlen, l3index, flags);  in tcp_md5_do_add()
1218 	key->l3index = l3index;  in tcp_md5_do_add()
1229 		   u8 prefixlen, int l3index, u8 flags)  in tcp_md5_do_del()  argument
1233 	key = tcp_md5_do_lookup_exact(sk, addr, family, prefixlen, l3index, flags);  in tcp_md5_do_del()
1266 	int l3index = 0;  in tcp_v4_parse_md5_keys()  local
1294 			l3index = dev->ifindex;  in tcp_v4_parse_md5_keys()
1301 		if (!dev || !l3index)  in tcp_v4_parse_md5_keys()
1308 		return tcp_md5_do_del(sk, addr, AF_INET, prefixlen, l3index, flags);  in tcp_v4_parse_md5_keys()
1313 	return tcp_md5_do_add(sk, addr, AF_INET, prefixlen, l3index, flags,  in tcp_v4_parse_md5_keys()
1506 	int l3index;  in tcp_v4_syn_recv_sock()  local
1560 	l3index = l3mdev_master_ifindex_by_index(sock_net(sk), ireq->ir_iif);  in tcp_v4_syn_recv_sock()
1563 	key = tcp_md5_do_lookup(sk, l3index, addr, AF_INET);  in tcp_v4_syn_recv_sock()
1571 		tcp_md5_do_add(newsk, addr, AF_INET, 32, l3index, key->flags,  in tcp_v4_syn_recv_sock()