diff options
Diffstat (limited to 'net')
-rw-r--r-- | net/atm/clip.c | 4 | ||||
-rw-r--r-- | net/bridge/br_netfilter.c | 7 | ||||
-rw-r--r-- | net/ipv4/af_inet.c | 20 | ||||
-rw-r--r-- | net/ipv4/arp.c | 12 | ||||
-rw-r--r-- | net/ipv4/igmp.c | 34 | ||||
-rw-r--r-- | net/ipv4/ip_gre.c | 49 | ||||
-rw-r--r-- | net/ipv4/ip_output.c | 33 | ||||
-rw-r--r-- | net/ipv4/ipip.c | 36 | ||||
-rw-r--r-- | net/ipv4/ipmr.c | 24 | ||||
-rw-r--r-- | net/ipv6/ip6_tunnel.c | 19 | ||||
-rw-r--r-- | net/ipv6/sit.c | 31 | ||||
-rw-r--r-- | net/l2tp/l2tp_ip.c | 30 | ||||
-rw-r--r-- | net/netfilter/ipvs/ip_vs_xmit.c | 14 | ||||
-rw-r--r-- | net/rxrpc/ar-peer.c | 23 |
14 files changed, 118 insertions, 218 deletions
diff --git a/net/atm/clip.c b/net/atm/clip.c index 810a129..1d4be60 100644 --- a/net/atm/clip.c +++ b/net/atm/clip.c @@ -502,8 +502,6 @@ static int clip_setentry(struct atm_vcc *vcc, __be32 ip) struct atmarp_entry *entry; int error; struct clip_vcc *clip_vcc; - struct flowi fl = { .fl4_dst = ip, - .fl4_tos = 1 }; struct rtable *rt; if (vcc->push != clip_push) { @@ -520,7 +518,7 @@ static int clip_setentry(struct atm_vcc *vcc, __be32 ip) unlink_clip_vcc(clip_vcc); return 0; } - rt = ip_route_output_key(&init_net, &fl); + rt = ip_route_output(&init_net, ip, 0, 1, 0); if (IS_ERR(rt)) return PTR_ERR(rt); neigh = __neigh_lookup(&clip_tbl, &ip, rt->dst.dev, 1); diff --git a/net/bridge/br_netfilter.c b/net/bridge/br_netfilter.c index 45b57b1..f97af559 100644 --- a/net/bridge/br_netfilter.c +++ b/net/bridge/br_netfilter.c @@ -412,10 +412,6 @@ static int br_nf_pre_routing_finish(struct sk_buff *skb) nf_bridge->mask ^= BRNF_NF_BRIDGE_PREROUTING; if (dnat_took_place(skb)) { if ((err = ip_route_input(skb, iph->daddr, iph->saddr, iph->tos, dev))) { - struct flowi fl = { - .fl4_dst = iph->daddr, - .fl4_tos = RT_TOS(iph->tos), - }; struct in_device *in_dev = __in_dev_get_rcu(dev); /* If err equals -EHOSTUNREACH the error is due to a @@ -428,7 +424,8 @@ static int br_nf_pre_routing_finish(struct sk_buff *skb) if (err != -EHOSTUNREACH || !in_dev || IN_DEV_FORWARD(in_dev)) goto free_skb; - rt = ip_route_output_key(dev_net(dev), &fl); + rt = ip_route_output(dev_net(dev), iph->daddr, 0, + RT_TOS(iph->tos), 0); if (!IS_ERR(rt)) { /* - Bridged-and-DNAT'ed traffic doesn't * require ip_forwarding. */ diff --git a/net/ipv4/af_inet.c b/net/ipv4/af_inet.c index 35a5020..807d83c 100644 --- a/net/ipv4/af_inet.c +++ b/net/ipv4/af_inet.c @@ -1157,22 +1157,10 @@ int inet_sk_rebuild_header(struct sock *sk) daddr = inet->inet_daddr; if (inet->opt && inet->opt->srr) daddr = inet->opt->faddr; - { - struct flowi fl = { - .oif = sk->sk_bound_dev_if, - .mark = sk->sk_mark, - .fl4_dst = daddr, - .fl4_src = inet->inet_saddr, - .fl4_tos = RT_CONN_FLAGS(sk), - .proto = sk->sk_protocol, - .flags = inet_sk_flowi_flags(sk), - .fl_ip_sport = inet->inet_sport, - .fl_ip_dport = inet->inet_dport, - }; - - security_sk_classify_flow(sk, &fl); - rt = ip_route_output_flow(sock_net(sk), &fl, sk); - } + rt = ip_route_output_ports(sock_net(sk), sk, daddr, inet->inet_saddr, + inet->inet_dport, inet->inet_sport, + sk->sk_protocol, RT_CONN_FLAGS(sk), + sk->sk_bound_dev_if); if (!IS_ERR(rt)) { err = 0; sk_setup_caps(sk, &rt->dst); diff --git a/net/ipv4/arp.c b/net/ipv4/arp.c index fa9988d..090d273 100644 --- a/net/ipv4/arp.c +++ b/net/ipv4/arp.c @@ -433,14 +433,12 @@ 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 = { .fl4_dst = sip, - .fl4_src = tip }; struct rtable *rt; int flag = 0; /*unsigned long now; */ struct net *net = dev_net(dev); - rt = ip_route_output_key(net, &fl); + rt = ip_route_output(net, sip, tip, 0, 0); if (IS_ERR(rt)) return 1; if (rt->dst.dev != dev) { @@ -1062,9 +1060,7 @@ 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 = { .fl4_dst = ip, - .fl4_tos = RTO_ONLINK }; - struct rtable *rt = ip_route_output_key(net, &fl); + struct rtable *rt = ip_route_output(net, ip, 0, RTO_ONLINK, 0); if (IS_ERR(rt)) return PTR_ERR(rt); @@ -1185,9 +1181,7 @@ 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 = { .fl4_dst = ip, - .fl4_tos = RTO_ONLINK }; - struct rtable *rt = ip_route_output_key(net, &fl); + struct rtable *rt = ip_route_output(net, ip, 0, RTO_ONLINK, 0); if (IS_ERR(rt)) return PTR_ERR(rt); dev = rt->dst.dev; diff --git a/net/ipv4/igmp.c b/net/ipv4/igmp.c index 12b65cc..1fd3d9c 100644 --- a/net/ipv4/igmp.c +++ b/net/ipv4/igmp.c @@ -321,15 +321,12 @@ static struct sk_buff *igmpv3_newpack(struct net_device *dev, int size) } igmp_skb_size(skb) = size; - { - struct flowi fl = { .oif = dev->ifindex, - .fl4_dst = IGMPV3_ALL_MCR, - .proto = IPPROTO_IGMP }; - rt = ip_route_output_key(net, &fl); - if (IS_ERR(rt)) { - kfree_skb(skb); - return NULL; - } + rt = ip_route_output_ports(net, NULL, IGMPV3_ALL_MCR, 0, + 0, 0, + IPPROTO_IGMP, 0, dev->ifindex); + if (IS_ERR(rt)) { + kfree_skb(skb); + return NULL; } if (rt->rt_src == 0) { kfree_skb(skb); @@ -667,14 +664,12 @@ static int igmp_send_report(struct in_device *in_dev, struct ip_mc_list *pmc, else dst = group; - { - struct flowi fl = { .oif = dev->ifindex, - .fl4_dst = dst, - .proto = IPPROTO_IGMP }; - rt = ip_route_output_key(net, &fl); - if (IS_ERR(rt)) - return -1; - } + rt = ip_route_output_ports(net, NULL, dst, 0, + 0, 0, + IPPROTO_IGMP, 0, dev->ifindex); + if (IS_ERR(rt)) + return -1; + if (rt->rt_src == 0) { ip_rt_put(rt); return -1; @@ -1441,7 +1436,6 @@ 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 = { .fl4_dst = imr->imr_multiaddr.s_addr }; struct net_device *dev = NULL; struct in_device *idev = NULL; @@ -1456,7 +1450,9 @@ static struct in_device *ip_mc_find_dev(struct net *net, struct ip_mreqn *imr) } if (!dev) { - struct rtable *rt = ip_route_output_key(net, &fl); + struct rtable *rt = ip_route_output(net, + imr->imr_multiaddr.s_addr, + 0, 0, 0); if (!IS_ERR(rt)) { dev = rt->dst.dev; ip_rt_put(rt); diff --git a/net/ipv4/ip_gre.c b/net/ipv4/ip_gre.c index 71465955..da5941f 100644 --- a/net/ipv4/ip_gre.c +++ b/net/ipv4/ip_gre.c @@ -769,20 +769,12 @@ static netdev_tx_t ipgre_tunnel_xmit(struct sk_buff *skb, struct net_device *dev tos = ipv6_get_dsfield((struct ipv6hdr *)old_iph); } - { - struct flowi fl = { - .oif = tunnel->parms.link, - .fl4_dst = dst, - .fl4_src = tiph->saddr, - .fl4_tos = RT_TOS(tos), - .proto = IPPROTO_GRE, - .fl_gre_key = tunnel->parms.o_key - }; - rt = ip_route_output_key(dev_net(dev), &fl); - if (IS_ERR(rt)) { - dev->stats.tx_carrier_errors++; - goto tx_error; - } + rt = ip_route_output_gre(dev_net(dev), dst, tiph->saddr, + tunnel->parms.o_key, RT_TOS(tos), + tunnel->parms.link); + if (IS_ERR(rt)) { + dev->stats.tx_carrier_errors++; + goto tx_error; } tdev = rt->dst.dev; @@ -946,15 +938,11 @@ static int ipgre_tunnel_bind_dev(struct net_device *dev) /* Guess output device to choose reasonable mtu and needed_headroom */ if (iph->daddr) { - struct flowi fl = { - .oif = tunnel->parms.link, - .fl4_dst = iph->daddr, - .fl4_src = iph->saddr, - .fl4_tos = RT_TOS(iph->tos), - .proto = IPPROTO_GRE, - .fl_gre_key = tunnel->parms.o_key - }; - struct rtable *rt = ip_route_output_key(dev_net(dev), &fl); + struct rtable *rt = ip_route_output_gre(dev_net(dev), + iph->daddr, iph->saddr, + tunnel->parms.o_key, + RT_TOS(iph->tos), + tunnel->parms.link); if (!IS_ERR(rt)) { tdev = rt->dst.dev; @@ -1208,15 +1196,12 @@ static int ipgre_open(struct net_device *dev) struct ip_tunnel *t = netdev_priv(dev); if (ipv4_is_multicast(t->parms.iph.daddr)) { - struct flowi fl = { - .oif = t->parms.link, - .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 - }; - struct rtable *rt = ip_route_output_key(dev_net(dev), &fl); + struct rtable *rt = ip_route_output_gre(dev_net(dev), + t->parms.iph.daddr, + t->parms.iph.saddr, + t->parms.o_key, + RT_TOS(t->parms.iph.tos), + t->parms.link); if (IS_ERR(rt)) return -EADDRNOTAVAIL; diff --git a/net/ipv4/ip_output.c b/net/ipv4/ip_output.c index 171f483..916152d 100644 --- a/net/ipv4/ip_output.c +++ b/net/ipv4/ip_output.c @@ -339,26 +339,19 @@ int ip_queue_xmit(struct sk_buff *skb) if(opt && opt->srr) daddr = opt->faddr; - { - struct flowi fl = { .oif = sk->sk_bound_dev_if, - .mark = sk->sk_mark, - .fl4_dst = daddr, - .fl4_src = inet->inet_saddr, - .fl4_tos = RT_CONN_FLAGS(sk), - .proto = sk->sk_protocol, - .flags = inet_sk_flowi_flags(sk), - .fl_ip_sport = inet->inet_sport, - .fl_ip_dport = inet->inet_dport }; - - /* If this fails, retransmit mechanism of transport layer will - * keep trying until route appears or the connection times - * itself out. - */ - security_sk_classify_flow(sk, &fl); - rt = ip_route_output_flow(sock_net(sk), &fl, sk); - if (IS_ERR(rt)) - goto no_route; - } + /* If this fails, retransmit mechanism of transport layer will + * keep trying until route appears or the connection times + * itself out. + */ + rt = ip_route_output_ports(sock_net(sk), sk, + daddr, inet->inet_saddr, + inet->inet_dport, + inet->inet_sport, + sk->sk_protocol, + RT_CONN_FLAGS(sk), + sk->sk_bound_dev_if); + if (IS_ERR(rt)) + goto no_route; sk_setup_caps(sk, &rt->dst); } skb_dst_set_noref(skb, &rt->dst); diff --git a/net/ipv4/ipip.c b/net/ipv4/ipip.c index 65008f4..bfc17c5 100644 --- a/net/ipv4/ipip.c +++ b/net/ipv4/ipip.c @@ -460,20 +460,14 @@ static netdev_tx_t ipip_tunnel_xmit(struct sk_buff *skb, struct net_device *dev) goto tx_error_icmp; } - { - struct flowi fl = { - .oif = tunnel->parms.link, - .fl4_dst = dst, - .fl4_src= tiph->saddr, - .fl4_tos = RT_TOS(tos), - .proto = IPPROTO_IPIP - }; - - rt = ip_route_output_key(dev_net(dev), &fl); - if (IS_ERR(rt)) { - dev->stats.tx_carrier_errors++; - goto tx_error_icmp; - } + rt = ip_route_output_ports(dev_net(dev), NULL, + dst, tiph->saddr, + 0, 0, + IPPROTO_IPIP, RT_TOS(tos), + tunnel->parms.link); + if (IS_ERR(rt)) { + dev->stats.tx_carrier_errors++; + goto tx_error_icmp; } tdev = rt->dst.dev; @@ -584,14 +578,12 @@ static void ipip_tunnel_bind_dev(struct net_device *dev) iph = &tunnel->parms.iph; if (iph->daddr) { - struct flowi fl = { - .oif = tunnel->parms.link, - .fl4_dst = iph->daddr, - .fl4_src = iph->saddr, - .fl4_tos = RT_TOS(iph->tos), - .proto = IPPROTO_IPIP - }; - struct rtable *rt = ip_route_output_key(dev_net(dev), &fl); + struct rtable *rt = ip_route_output_ports(dev_net(dev), NULL, + iph->daddr, iph->saddr, + 0, 0, + IPPROTO_IPIP, + RT_TOS(iph->tos), + tunnel->parms.link); if (!IS_ERR(rt)) { tdev = rt->dst.dev; diff --git a/net/ipv4/ipmr.c b/net/ipv4/ipmr.c index 74909ba..594a300 100644 --- a/net/ipv4/ipmr.c +++ b/net/ipv4/ipmr.c @@ -1611,25 +1611,19 @@ static void ipmr_queue_xmit(struct net *net, struct mr_table *mrt, #endif if (vif->flags & VIFF_TUNNEL) { - struct flowi fl = { - .oif = vif->link, - .fl4_dst = vif->remote, - .fl4_src = vif->local, - .fl4_tos = RT_TOS(iph->tos), - .proto = IPPROTO_IPIP - }; - rt = ip_route_output_key(net, &fl); + rt = ip_route_output_ports(net, NULL, + vif->remote, vif->local, + 0, 0, + IPPROTO_IPIP, + RT_TOS(iph->tos), vif->link); if (IS_ERR(rt)) goto out_free; encap = sizeof(struct iphdr); } else { - struct flowi fl = { - .oif = vif->link, - .fl4_dst = iph->daddr, - .fl4_tos = RT_TOS(iph->tos), - .proto = IPPROTO_IPIP - }; - rt = ip_route_output_key(net, &fl); + rt = ip_route_output_ports(net, NULL, iph->daddr, 0, + 0, 0, + IPPROTO_IPIP, + RT_TOS(iph->tos), vif->link); if (IS_ERR(rt)) goto out_free; } diff --git a/net/ipv6/ip6_tunnel.c b/net/ipv6/ip6_tunnel.c index ea8d5e8..f199b84 100644 --- a/net/ipv6/ip6_tunnel.c +++ b/net/ipv6/ip6_tunnel.c @@ -536,7 +536,6 @@ ip4ip6_err(struct sk_buff *skb, struct inet6_skb_parm *opt, int err; struct sk_buff *skb2; struct iphdr *eiph; - struct flowi fl; struct rtable *rt; err = ip6_tnl_err(skb, IPPROTO_IPIP, opt, &rel_type, &rel_code, @@ -578,11 +577,10 @@ ip4ip6_err(struct sk_buff *skb, struct inet6_skb_parm *opt, eiph = ip_hdr(skb2); /* Try to guess incoming interface */ - memset(&fl, 0, sizeof(fl)); - fl.fl4_dst = eiph->saddr; - fl.fl4_tos = RT_TOS(eiph->tos); - fl.proto = IPPROTO_IPIP; - rt = ip_route_output_key(dev_net(skb->dev), &fl); + rt = ip_route_output_ports(dev_net(skb->dev), NULL, + eiph->saddr, 0, + 0, 0, + IPPROTO_IPIP, RT_TOS(eiph->tos), 0); if (IS_ERR(rt)) goto out; @@ -592,10 +590,11 @@ ip4ip6_err(struct sk_buff *skb, struct inet6_skb_parm *opt, if (rt->rt_flags & RTCF_LOCAL) { ip_rt_put(rt); rt = NULL; - fl.fl4_dst = eiph->daddr; - fl.fl4_src = eiph->saddr; - fl.fl4_tos = eiph->tos; - rt = ip_route_output_key(dev_net(skb->dev), &fl); + rt = ip_route_output_ports(dev_net(skb->dev), NULL, + eiph->daddr, eiph->saddr, + 0, 0, + IPPROTO_IPIP, + RT_TOS(eiph->tos), 0); if (IS_ERR(rt) || rt->dst.dev->type != ARPHRD_TUNNEL) { if (!IS_ERR(rt)) diff --git a/net/ipv6/sit.c b/net/ipv6/sit.c index 3534cea..43b3337 100644 --- a/net/ipv6/sit.c +++ b/net/ipv6/sit.c @@ -732,17 +732,14 @@ static netdev_tx_t ipip6_tunnel_xmit(struct sk_buff *skb, dst = addr6->s6_addr32[3]; } - { - struct flowi fl = { .fl4_dst = dst, - .fl4_src = tiph->saddr, - .fl4_tos = RT_TOS(tos), - .oif = tunnel->parms.link, - .proto = IPPROTO_IPV6 }; - rt = ip_route_output_key(dev_net(dev), &fl); - if (IS_ERR(rt)) { - dev->stats.tx_carrier_errors++; - goto tx_error_icmp; - } + rt = ip_route_output_ports(dev_net(dev), NULL, + dst, tiph->saddr, + 0, 0, + IPPROTO_IPV6, RT_TOS(tos), + tunnel->parms.link); + if (IS_ERR(rt)) { + dev->stats.tx_carrier_errors++; + goto tx_error_icmp; } if (rt->rt_type != RTN_UNICAST) { ip_rt_put(rt); @@ -858,12 +855,12 @@ static void ipip6_tunnel_bind_dev(struct net_device *dev) iph = &tunnel->parms.iph; if (iph->daddr) { - struct flowi fl = { .fl4_dst = iph->daddr, - .fl4_src = iph->saddr, - .fl4_tos = RT_TOS(iph->tos), - .oif = tunnel->parms.link, - .proto = IPPROTO_IPV6 }; - struct rtable *rt = ip_route_output_key(dev_net(dev), &fl); + struct rtable *rt = ip_route_output_ports(dev_net(dev), NULL, + iph->daddr, iph->saddr, + 0, 0, + IPPROTO_IPV6, + RT_TOS(iph->tos), + tunnel->parms.link); if (!IS_ERR(rt)) { tdev = rt->dst.dev; diff --git a/net/l2tp/l2tp_ip.c b/net/l2tp/l2tp_ip.c index 2a698ff..fce9bd3 100644 --- a/net/l2tp/l2tp_ip.c +++ b/net/l2tp/l2tp_ip.c @@ -475,25 +475,17 @@ static int l2tp_ip_sendmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *m if (opt && opt->srr) daddr = opt->faddr; - { - struct flowi fl = { .oif = sk->sk_bound_dev_if, - .fl4_dst = daddr, - .fl4_src = inet->inet_saddr, - .fl4_tos = RT_CONN_FLAGS(sk), - .proto = sk->sk_protocol, - .flags = inet_sk_flowi_flags(sk), - .fl_ip_sport = inet->inet_sport, - .fl_ip_dport = inet->inet_dport }; - - /* If this fails, retransmit mechanism of transport layer will - * keep trying until route appears or the connection times - * itself out. - */ - security_sk_classify_flow(sk, &fl); - rt = ip_route_output_flow(sock_net(sk), &fl, sk); - if (IS_ERR(rt)) - goto no_route; - } + /* If this fails, retransmit mechanism of transport layer will + * keep trying until route appears or the connection times + * itself out. + */ + rt = ip_route_output_ports(sock_net(sk), sk, + daddr, inet->inet_saddr, + inet->inet_dport, inet->inet_sport, + sk->sk_protocol, RT_CONN_FLAGS(sk), + sk->sk_bound_dev_if); + if (IS_ERR(rt)) + goto no_route; sk_setup_caps(sk, &rt->dst); } skb_dst_set(skb, dst_clone(&rt->dst)); diff --git a/net/netfilter/ipvs/ip_vs_xmit.c b/net/netfilter/ipvs/ip_vs_xmit.c index 878f6dd..faf381d 100644 --- a/net/netfilter/ipvs/ip_vs_xmit.c +++ b/net/netfilter/ipvs/ip_vs_xmit.c @@ -98,12 +98,7 @@ __ip_vs_get_out_rt(struct sk_buff *skb, struct ip_vs_dest *dest, spin_lock(&dest->dst_lock); if (!(rt = (struct rtable *) __ip_vs_dst_check(dest, rtos))) { - struct flowi fl = { - .fl4_dst = dest->addr.ip, - .fl4_tos = rtos, - }; - - rt = ip_route_output_key(net, &fl); + rt = ip_route_output(net, dest->addr.ip, 0, rtos, 0); if (IS_ERR(rt)) { spin_unlock(&dest->dst_lock); IP_VS_DBG_RL("ip_route_output error, dest: %pI4\n", @@ -117,12 +112,7 @@ __ip_vs_get_out_rt(struct sk_buff *skb, struct ip_vs_dest *dest, } spin_unlock(&dest->dst_lock); } else { - struct flowi fl = { - .fl4_dst = daddr, - .fl4_tos = rtos, - }; - - rt = ip_route_output_key(net, &fl); + rt = ip_route_output(net, daddr, 0, rtos, 0); if (IS_ERR(rt)) { IP_VS_DBG_RL("ip_route_output error, dest: %pI4\n", &daddr); diff --git a/net/rxrpc/ar-peer.c b/net/rxrpc/ar-peer.c index 3620c56..55b93dc 100644 --- a/net/rxrpc/ar-peer.c +++ b/net/rxrpc/ar-peer.c @@ -36,28 +36,13 @@ static void rxrpc_destroy_peer(struct work_struct *work); static void rxrpc_assess_MTU_size(struct rxrpc_peer *peer) { struct rtable *rt; - struct flowi fl; peer->if_mtu = 1500; - memset(&fl, 0, sizeof(fl)); - - switch (peer->srx.transport.family) { - case AF_INET: - fl.oif = 0; - fl.proto = IPPROTO_UDP, - fl.fl4_dst = peer->srx.transport.sin.sin_addr.s_addr; - fl.fl4_src = 0; - fl.fl4_tos = 0; - /* assume AFS.CM talking to AFS.FS */ - fl.fl_ip_sport = htons(7001); - fl.fl_ip_dport = htons(7000); - break; - default: - BUG(); - } - - rt = ip_route_output_key(&init_net, &fl); + rt = ip_route_output_ports(&init_net, NULL, + peer->srx.transport.sin.sin_addr.s_addr, 0, + htons(7000), htons(7001), + IPPROTO_UDP, 0, 0); if (IS_ERR(rt)) { _leave(" [route err %ld]", PTR_ERR(rt)); return; |