net: use the macros defined for the members of flowi

Use the macros defined for the members of flowi to clean the code up.

Signed-off-by: Changli Gao <xiaosuo@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

include/net/route.h

@@ -169,14 +169,12 @@ static inline int ip_route_connect(struct rtable **rp, __be32 dst,
 {
 	struct flowi fl = { .oif = oif,
 			    .mark = sk->sk_mark,
-			    .nl_u = { .ip4_u = { .daddr = dst,
-						 .saddr = src,
-						 .tos   = tos } },
+			    .fl4_dst = dst,
+			    .fl4_src = src,
+			    .fl4_tos = tos,
 			    .proto = protocol,
-			    .uli_u = { .ports =
-				       { .sport = sport,
-					 .dport = dport } } };
-
+			    .fl_ip_sport = sport,
+			    .fl_ip_dport = dport };
 	int err;
 	struct net *net = sock_net(sk);
 

net/atm/clip.c

@@ -502,7 +502,8 @@ static int clip_setentry(struct atm_vcc *vcc, __be32 ip)
 	struct atmarp_entry *entry;
 	int error;
 	struct clip_vcc *clip_vcc;
-	struct flowi fl = { .nl_u = { .ip4_u = { .daddr = ip, .tos = 1}} };
+	struct flowi fl = { .fl4_dst = ip,
+			    .fl4_tos = 1 };
 	struct rtable *rt;
 
 	if (vcc->push != clip_push) {

net/bridge/br_netfilter.c

@@ -413,13 +413,8 @@ static int br_nf_pre_routing_finish(struct sk_buff *skb)
 	if (dnat_took_place(skb)) {
 		if ((err = ip_route_input(skb, iph->daddr, iph->saddr, iph->tos, dev))) {
 			struct flowi fl = {
-				.nl_u = {
-					.ip4_u = {
-						 .daddr = iph->daddr,
-						 .saddr = 0,
-						 .tos = RT_TOS(iph->tos) },
-				},
-				.proto = 0,
+				.fl4_dst = iph->daddr,
+				.fl4_tos = RT_TOS(iph->tos),
 			};
 			struct in_device *in_dev = __in_dev_get_rcu(dev);
 

net/dccp/ipv4.c

@@ -462,15 +462,12 @@ static struct dst_entry* dccp_v4_route_skb(struct net *net, struct sock *sk,
 {
 	struct rtable *rt;
 	struct flowi fl = { .oif = skb_rtable(skb)->rt_iif,
-			    .nl_u = { .ip4_u =
-				      { .daddr = ip_hdr(skb)->saddr,
-					.saddr = ip_hdr(skb)->daddr,
-					.tos = RT_CONN_FLAGS(sk) } },
+			    .fl4_dst = ip_hdr(skb)->saddr,
+			    .fl4_src = ip_hdr(skb)->daddr,
+			    .fl4_tos = RT_CONN_FLAGS(sk),
 			    .proto = sk->sk_protocol,
-			    .uli_u = { .ports =
-				       { .sport = dccp_hdr(skb)->dccph_dport,
-					 .dport = dccp_hdr(skb)->dccph_sport }
-				     }
+			    .fl_ip_sport = dccp_hdr(skb)->dccph_dport,
+			    .fl_ip_dport = dccp_hdr(skb)->dccph_sport
 			  };
 
 	security_skb_classify_flow(skb, &fl);

net/decnet/dn_route.c

@@ -271,10 +271,10 @@ static void dn_dst_link_failure(struct sk_buff *skb)
 
 static inline int compare_keys(struct flowi *fl1, struct flowi *fl2)
 {
-	return ((fl1->nl_u.dn_u.daddr ^ fl2->nl_u.dn_u.daddr) |
-		(fl1->nl_u.dn_u.saddr ^ fl2->nl_u.dn_u.saddr) |
+	return ((fl1->fld_dst ^ fl2->fld_dst) |
+		(fl1->fld_src ^ fl2->fld_src) |
 		(fl1->mark ^ fl2->mark) |
-		(fl1->nl_u.dn_u.scope ^ fl2->nl_u.dn_u.scope) |
+		(fl1->fld_scope ^ fl2->fld_scope) |
 		(fl1->oif ^ fl2->oif) |
 		(fl1->iif ^ fl2->iif)) == 0;
 }
@@ -882,11 +882,9 @@ static inline __le16 dn_fib_rules_map_destination(__le16 daddr, struct dn_fib_re
 
 static int dn_route_output_slow(struct dst_entry **pprt, const struct flowi *oldflp, int try_hard)
 {
-	struct flowi fl = { .nl_u = { .dn_u =
-				      { .daddr = oldflp->fld_dst,
-					.saddr = oldflp->fld_src,
-					.scope = RT_SCOPE_UNIVERSE,
-				     } },
+	struct flowi fl = { .fld_dst = oldflp->fld_dst,
+			    .fld_src = oldflp->fld_src,
+			    .fld_scope = RT_SCOPE_UNIVERSE,
 			    .mark = oldflp->mark,
 			    .iif = init_net.loopback_dev->ifindex,
 			    .oif = oldflp->oif };
@@ -1230,11 +1228,9 @@ static int dn_route_input_slow(struct sk_buff *skb)
 	int flags = 0;
 	__le16 gateway = 0;
 	__le16 local_src = 0;
-	struct flowi fl = { .nl_u = { .dn_u =
-				     { .daddr = cb->dst,
-				       .saddr = cb->src,
-				       .scope = RT_SCOPE_UNIVERSE,
-				    } },
+	struct flowi fl = { .fld_dst = cb->dst,
+			    .fld_src = cb->src,
+			    .fld_scope = RT_SCOPE_UNIVERSE,
 			    .mark = skb->mark,
 			    .iif = skb->dev->ifindex };
 	struct dn_fib_res res = { .fi = NULL, .type = RTN_UNREACHABLE };

net/decnet/dn_rules.c

@@ -175,7 +175,7 @@ static int dn_fib_rule_compare(struct fib_rule *rule, struct fib_rule_hdr *frh,
 
 unsigned dnet_addr_type(__le16 addr)
 {
-	struct flowi fl = { .nl_u = { .dn_u = { .daddr = addr } } };
+	struct flowi fl = { .fld_dst = addr };
 	struct dn_fib_res res;
 	unsigned ret = RTN_UNICAST;
 	struct dn_fib_table *tb = dn_fib_get_table(RT_TABLE_LOCAL, 0);

net/ipv4/af_inet.c

@@ -1148,21 +1148,13 @@ int inet_sk_rebuild_header(struct sock *sk)
 	struct flowi fl = {
 		.oif = sk->sk_bound_dev_if,
 		.mark = sk->sk_mark,
-		.nl_u = {
-			.ip4_u = {
-				.daddr	= daddr,
-				.saddr	= inet->inet_saddr,
-				.tos	= RT_CONN_FLAGS(sk),
-			},
-		},
+		.fl4_dst = daddr,
+		.fl4_src = inet->inet_saddr,
+		.fl4_tos = RT_CONN_FLAGS(sk),
 		.proto = sk->sk_protocol,
 		.flags = inet_sk_flowi_flags(sk),
-		.uli_u = {
-			.ports = {
-				.sport = inet->inet_sport,
-				.dport = inet->inet_dport,
-			},
-		},
+		.fl_ip_sport = inet->inet_sport,
+		.fl_ip_dport = inet->inet_dport,
 	};
 
 	security_sk_classify_flow(sk, &fl);

net/ipv4/arp.c

@@ -433,8 +433,8 @@ static int arp_ignore(struct in_device *in_dev, __be32 sip, __be32 tip)
 
 static int arp_filter(__be32 sip, __be32 tip, struct net_device *dev)
 {
-	struct flowi fl = { .nl_u = { .ip4_u = { .daddr = sip,
-						 .saddr = tip } } };
+	struct flowi fl = { .fl4_dst = sip,
+			    .fl4_src = tip };
 	struct rtable *rt;
 	int flag = 0;
 	/*unsigned long now; */
@@ -1061,8 +1061,8 @@ static int arp_req_set(struct net *net, struct arpreq *r,
 	if (r->arp_flags & ATF_PERM)
 		r->arp_flags |= ATF_COM;
 	if (dev == NULL) {
-		struct flowi fl = { .nl_u.ip4_u = { .daddr = ip,
-						    .tos = RTO_ONLINK } };
+		struct flowi fl = { .fl4_dst = ip,
+				    .fl4_tos = RTO_ONLINK };
 		struct rtable *rt;
 		err = ip_route_output_key(net, &rt, &fl);
 		if (err != 0)
@@ -1169,8 +1169,8 @@ static int arp_req_delete(struct net *net, struct arpreq *r,
 
 	ip = ((struct sockaddr_in *)&r->arp_pa)->sin_addr.s_addr;
 	if (dev == NULL) {
-		struct flowi fl = { .nl_u.ip4_u = { .daddr = ip,
-						    .tos = RTO_ONLINK } };
+		struct flowi fl = { .fl4_dst = ip,
+				    .fl4_tos = RTO_ONLINK };
 		struct rtable *rt;
 		err = ip_route_output_key(net, &rt, &fl);
 		if (err != 0)

net/ipv4/fib_frontend.c

@@ -158,11 +158,7 @@ static void fib_flush(struct net *net)
 struct net_device *__ip_dev_find(struct net *net, __be32 addr, bool devref)
 {
 	struct flowi fl = {
-		.nl_u = {
-			.ip4_u = {
-				.daddr = addr
-			}
-		},
+		.fl4_dst = addr,
 		.flags = FLOWI_FLAG_MATCH_ANY_IIF
 	};
 	struct fib_result res = { 0 };
@@ -193,7 +189,7 @@ static inline unsigned __inet_dev_addr_type(struct net *net,
 					    const struct net_device *dev,
 					    __be32 addr)
 {
-	struct flowi		fl = { .nl_u = { .ip4_u = { .daddr = addr } } };
+	struct flowi		fl = { .fl4_dst = addr };
 	struct fib_result	res;
 	unsigned ret = RTN_BROADCAST;
 	struct fib_table *local_table;
@@ -247,13 +243,9 @@ int fib_validate_source(__be32 src, __be32 dst, u8 tos, int oif,
 {
 	struct in_device *in_dev;
 	struct flowi fl = {
-		.nl_u = {
-			.ip4_u = {
-				.daddr = src,
-				.saddr = dst,
-				.tos = tos
-			}
-		},
+		.fl4_dst = src,
+		.fl4_src = dst,
+		.fl4_tos = tos,
 		.mark = mark,
 		.iif = oif
 	};
@@ -853,13 +845,9 @@ static void nl_fib_lookup(struct fib_result_nl *frn, struct fib_table *tb)
 	struct fib_result       res;
 	struct flowi            fl = {
 		.mark = frn->fl_mark,
-		.nl_u = {
-			.ip4_u = {
-				.daddr = frn->fl_addr,
-				.tos = frn->fl_tos,
-				.scope = frn->fl_scope
-			}
-		}
+		.fl4_dst = frn->fl_addr,
+		.fl4_tos = frn->fl_tos,
+		.fl4_scope = frn->fl_scope,
 	};
 
 #ifdef CONFIG_IP_MULTIPLE_TABLES

net/ipv4/fib_semantics.c

@@ -563,12 +563,8 @@ static int fib_check_nh(struct fib_config *cfg, struct fib_info *fi,
 		rcu_read_lock();
 		{
 			struct flowi fl = {
-				.nl_u = {
-					.ip4_u = {
-						.daddr = nh->nh_gw,
-						.scope = cfg->fc_scope + 1,
-					},
-				},
+				.fl4_dst = nh->nh_gw,
+				.fl4_scope = cfg->fc_scope + 1,
 				.oif = nh->nh_oif,
 			};
 

net/ipv4/icmp.c

@@ -386,10 +386,9 @@ static void icmp_reply(struct icmp_bxm *icmp_param, struct sk_buff *skb)
 			daddr = icmp_param->replyopts.faddr;
 	}
 	{
-		struct flowi fl = { .nl_u = { .ip4_u =
-					      { .daddr = daddr,
-						.saddr = rt->rt_spec_dst,
-						.tos = RT_TOS(ip_hdr(skb)->tos) } },
+		struct flowi fl = { .fl4_dst= daddr,
+				    .fl4_src = rt->rt_spec_dst,
+				    .fl4_tos = RT_TOS(ip_hdr(skb)->tos),
 				    .proto = IPPROTO_ICMP };
 		security_skb_classify_flow(skb, &fl);
 		if (ip_route_output_key(net, &rt, &fl))
@@ -542,22 +541,13 @@ void icmp_send(struct sk_buff *skb_in, int type, int code, __be32 info)
 
 	{
 		struct flowi fl = {
-			.nl_u = {
-				.ip4_u = {
-					.daddr = icmp_param.replyopts.srr ?
-						icmp_param.replyopts.faddr :
-						iph->saddr,
-					.saddr = saddr,
-					.tos = RT_TOS(tos)
-				}
-			},
+			.fl4_dst = icmp_param.replyopts.srr ?
+				   icmp_param.replyopts.faddr : iph->saddr,
+			.fl4_src = saddr,
+			.fl4_tos = RT_TOS(tos),
 			.proto = IPPROTO_ICMP,
-			.uli_u = {
-				.icmpt = {
-					.type = type,
-					.code = code
-				}
-			}
+			.fl_icmp_type = type,
+			.fl_icmp_code = code,
 		};
 		int err;
 		struct rtable *rt2;

net/ipv4/igmp.c

@@ -314,8 +314,7 @@ static struct sk_buff *igmpv3_newpack(struct net_device *dev, int size)
 
 	{
 		struct flowi fl = { .oif = dev->ifindex,
-				    .nl_u = { .ip4_u = {
-				    .daddr = IGMPV3_ALL_MCR } },
+				    .fl4_dst = IGMPV3_ALL_MCR,
 				    .proto = IPPROTO_IGMP };
 		if (ip_route_output_key(net, &rt, &fl)) {
 			kfree_skb(skb);
@@ -660,7 +659,7 @@ static int igmp_send_report(struct in_device *in_dev, struct ip_mc_list *pmc,
 
 	{
 		struct flowi fl = { .oif = dev->ifindex,
-				    .nl_u = { .ip4_u = { .daddr = dst } },
+				    .fl4_dst = dst,
 				    .proto = IPPROTO_IGMP };
 		if (ip_route_output_key(net, &rt, &fl))
 			return -1;
@@ -1425,8 +1424,7 @@ void ip_mc_destroy_dev(struct in_device *in_dev)
 /* RTNL is locked */
 static struct in_device *ip_mc_find_dev(struct net *net, struct ip_mreqn *imr)
 {
-	struct flowi fl = { .nl_u = { .ip4_u =
-				      { .daddr = imr->imr_multiaddr.s_addr } } };
+	struct flowi fl = { .fl4_dst = imr->imr_multiaddr.s_addr };
 	struct rtable *rt;
 	struct net_device *dev = NULL;
 	struct in_device *idev = NULL;

net/ipv4/inet_connection_sock.c

@@ -358,17 +358,14 @@ struct dst_entry *inet_csk_route_req(struct sock *sk,
 	struct ip_options *opt = inet_rsk(req)->opt;
 	struct flowi fl = { .oif = sk->sk_bound_dev_if,
 			    .mark = sk->sk_mark,
-			    .nl_u = { .ip4_u =
-				      { .daddr = ((opt && opt->srr) ?
-						  opt->faddr :
-						  ireq->rmt_addr),
-					.saddr = ireq->loc_addr,
-					.tos = RT_CONN_FLAGS(sk) } },
+			    .fl4_dst = ((opt && opt->srr) ?
+					  opt->faddr : ireq->rmt_addr),
+			    .fl4_src = ireq->loc_addr,
+			    .fl4_tos = RT_CONN_FLAGS(sk),
 			    .proto = sk->sk_protocol,
 			    .flags = inet_sk_flowi_flags(sk),
-			    .uli_u = { .ports =
-				       { .sport = inet_sk(sk)->inet_sport,
-					 .dport = ireq->rmt_port } } };
+			    .fl_ip_sport = inet_sk(sk)->inet_sport,
+			    .fl_ip_dport = ireq->rmt_port };
 	struct net *net = sock_net(sk);
 
 	security_req_classify_flow(req, &fl);

net/ipv4/ip_gre.c

@@ -772,14 +772,9 @@ static netdev_tx_t ipgre_tunnel_xmit(struct sk_buff *skb, struct net_device *dev
 	{
 		struct flowi fl = {
 			.oif = tunnel->parms.link,
-			.nl_u = {
-				.ip4_u = {
-					.daddr = dst,
-					.saddr = tiph->saddr,
-					.tos = RT_TOS(tos)
-				}
-			},
-			.proto = IPPROTO_GRE,
+			.fl4_dst = dst,
+			.fl4_src = tiph->saddr,
+			.fl4_tos = RT_TOS(tos),
 			.fl_gre_key = tunnel->parms.o_key
 		};
 		if (ip_route_output_key(dev_net(dev), &rt, &fl)) {
@@ -951,13 +946,9 @@ static int ipgre_tunnel_bind_dev(struct net_device *dev)
 	if (iph->daddr) {
 		struct flowi fl = {
 			.oif = tunnel->parms.link,
-			.nl_u = {
-				.ip4_u = {
-					.daddr = iph->daddr,
-					.saddr = iph->saddr,
-					.tos = RT_TOS(iph->tos)
-				}
-			},
+			.fl4_dst = iph->daddr,
+			.fl4_src = iph->saddr,
+			.fl4_tos = RT_TOS(iph->tos),
 			.proto = IPPROTO_GRE,
 			.fl_gre_key = tunnel->parms.o_key
 		};
@@ -1217,13 +1208,9 @@ static int ipgre_open(struct net_device *dev)
 	if (ipv4_is_multicast(t->parms.iph.daddr)) {
 		struct flowi fl = {
 			.oif = t->parms.link,
-			.nl_u = {
-				.ip4_u = {
-					.daddr = t->parms.iph.daddr,
-					.saddr = t->parms.iph.saddr,
-					.tos = RT_TOS(t->parms.iph.tos)
-				}
-			},
+			.fl4_dst = t->parms.iph.daddr,
+			.fl4_src = t->parms.iph.saddr,
+			.fl4_tos = RT_TOS(t->parms.iph.tos),
 			.proto = IPPROTO_GRE,
 			.fl_gre_key = t->parms.o_key
 		};