[NETNS]: Add namespace parameter to ip_route_output_key.

Needed to propagate it down to the ip_route_output_flow.

Signed-off-by: Denis V. Lunev <den@openvz.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/infiniband/core/addr.c

@@ -158,7 +158,7 @@ static void addr_send_arp(struct sockaddr_in *dst_in)
 
 	memset(&fl, 0, sizeof fl);
 	fl.nl_u.ip4_u.daddr = dst_ip;
-	if (ip_route_output_key(&rt, &fl))
+	if (ip_route_output_key(&init_net, &rt, &fl))
 		return;
 
 	neigh_event_send(rt->u.dst.neighbour, NULL);
@@ -179,7 +179,7 @@ static int addr_resolve_remote(struct sockaddr_in *src_in,
 	memset(&fl, 0, sizeof fl);
 	fl.nl_u.ip4_u.daddr = dst_ip;
 	fl.nl_u.ip4_u.saddr = src_ip;
-	ret = ip_route_output_key(&rt, &fl);
+	ret = ip_route_output_key(&init_net, &rt, &fl);
 	if (ret)
 		goto out;
 

drivers/net/bonding/bond_main.c

@@ -2517,7 +2517,7 @@ static void bond_arp_send_all(struct bonding *bond, struct slave *slave)
 		fl.fl4_dst = targets[i];
 		fl.fl4_tos = RTO_ONLINK;
 
-		rv = ip_route_output_key(&rt, &fl);
+		rv = ip_route_output_key(&init_net, &rt, &fl);
 		if (rv) {
 			if (net_ratelimit()) {
 				printk(KERN_WARNING DRV_NAME

include/net/route.h

@@ -111,7 +111,7 @@ extern void		ip_rt_redirect(__be32 old_gw, __be32 dst, __be32 new_gw,
 				       __be32 src, struct net_device *dev);
 extern void		rt_cache_flush(int how);
 extern int		__ip_route_output_key(struct net *, struct rtable **, const struct flowi *flp);
-extern int		ip_route_output_key(struct rtable **, struct flowi *flp);
+extern int		ip_route_output_key(struct net *, struct rtable **, struct flowi *flp);
 extern int		ip_route_output_flow(struct net *, struct rtable **rp, struct flowi *flp, struct sock *sk, int flags);
 extern int		ip_route_input(struct sk_buff*, __be32 dst, __be32 src, u8 tos, struct net_device *devin);
 extern unsigned short	ip_rt_frag_needed(struct iphdr *iph, unsigned short new_mtu);

net/atm/clip.c

@@ -534,7 +534,7 @@ static int clip_setentry(struct atm_vcc *vcc, __be32 ip)
 		unlink_clip_vcc(clip_vcc);
 		return 0;
 	}
-	error = ip_route_output_key(&rt, &fl);
+	error = ip_route_output_key(&init_net, &rt, &fl);
 	if (error)
 		return error;
 	neigh = __neigh_lookup(&clip_tbl, &ip, rt->u.dst.dev, 1);

net/bridge/br_netfilter.c

@@ -353,7 +353,7 @@ static int br_nf_pre_routing_finish(struct sk_buff *skb)
 			if (err != -EHOSTUNREACH || !in_dev || IN_DEV_FORWARD(in_dev))
 				goto free_skb;
 
-			if (!ip_route_output_key(&rt, &fl)) {
+			if (!ip_route_output_key(&init_net, &rt, &fl)) {
 				/* - Bridged-and-DNAT'ed traffic doesn't
 				 *   require ip_forwarding. */
 				if (((struct dst_entry *)rt)->dev == dev) {

net/ipv4/arp.c

@@ -424,7 +424,7 @@ static int arp_filter(__be32 sip, __be32 tip, struct net_device *dev)
 	int flag = 0;
 	/*unsigned long now; */
 
-	if (ip_route_output_key(&rt, &fl) < 0)
+	if (ip_route_output_key(&init_net, &rt, &fl) < 0)
 		return 1;
 	if (rt->u.dst.dev != dev) {
 		NET_INC_STATS_BH(LINUX_MIB_ARPFILTER);
@@ -1002,7 +1002,7 @@ static int arp_req_set(struct net *net, struct arpreq *r,
 		struct flowi fl = { .nl_u = { .ip4_u = { .daddr = ip,
 							 .tos = RTO_ONLINK } } };
 		struct rtable * rt;
-		if ((err = ip_route_output_key(&rt, &fl)) != 0)
+		if ((err = ip_route_output_key(net, &rt, &fl)) != 0)
 			return err;
 		dev = rt->u.dst.dev;
 		ip_rt_put(rt);
@@ -1109,7 +1109,7 @@ static int arp_req_delete(struct net *net, struct arpreq *r,
 		struct flowi fl = { .nl_u = { .ip4_u = { .daddr = ip,
 							 .tos = RTO_ONLINK } } };
 		struct rtable * rt;
-		if ((err = ip_route_output_key(&rt, &fl)) != 0)
+		if ((err = ip_route_output_key(net, &rt, &fl)) != 0)
 			return err;
 		dev = rt->u.dst.dev;
 		ip_rt_put(rt);

net/ipv4/icmp.c

@@ -405,7 +405,7 @@ static void icmp_reply(struct icmp_bxm *icmp_param, struct sk_buff *skb)
 						.tos = RT_TOS(ip_hdr(skb)->tos) } },
 				    .proto = IPPROTO_ICMP };
 		security_skb_classify_flow(skb, &fl);
-		if (ip_route_output_key(&rt, &fl))
+		if (ip_route_output_key(&init_net, &rt, &fl))
 			goto out_unlock;
 	}
 	if (icmpv4_xrlim_allow(rt, icmp_param->data.icmph.type,
@@ -598,7 +598,7 @@ void icmp_send(struct sk_buff *skb_in, int type, int code, __be32 info)
 			struct dst_entry *odst;
 
 			fl2.fl4_dst = fl.fl4_src;
-			if (ip_route_output_key(&rt2, &fl2))
+			if (ip_route_output_key(&init_net, &rt2, &fl2))
 				goto out_unlock;
 
 			/* Ugh! */

net/ipv4/igmp.c

@@ -301,7 +301,7 @@ static struct sk_buff *igmpv3_newpack(struct net_device *dev, int size)
 				    .nl_u = { .ip4_u = {
 				    .daddr = IGMPV3_ALL_MCR } },
 				    .proto = IPPROTO_IGMP };
-		if (ip_route_output_key(&rt, &fl)) {
+		if (ip_route_output_key(&init_net, &rt, &fl)) {
 			kfree_skb(skb);
 			return NULL;
 		}
@@ -645,7 +645,7 @@ 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 } },
 				    .proto = IPPROTO_IGMP };
-		if (ip_route_output_key(&rt, &fl))
+		if (ip_route_output_key(&init_net, &rt, &fl))
 			return -1;
 	}
 	if (rt->rt_src == 0) {
@@ -1401,7 +1401,7 @@ static struct in_device * ip_mc_find_dev(struct ip_mreqn *imr)
 		dev_put(dev);
 	}
 
-	if (!dev && !ip_route_output_key(&rt, &fl)) {
+	if (!dev && !ip_route_output_key(&init_net, &rt, &fl)) {
 		dev = rt->u.dst.dev;
 		ip_rt_put(rt);
 	}

net/ipv4/ip_gre.c

@@ -480,7 +480,7 @@ out:
 	fl.fl4_dst = eiph->saddr;
 	fl.fl4_tos = RT_TOS(eiph->tos);
 	fl.proto = IPPROTO_GRE;
-	if (ip_route_output_key(&rt, &fl)) {
+	if (ip_route_output_key(&init_net, &rt, &fl)) {
 		kfree_skb(skb2);
 		return;
 	}
@@ -493,7 +493,7 @@ out:
 		fl.fl4_dst = eiph->daddr;
 		fl.fl4_src = eiph->saddr;
 		fl.fl4_tos = eiph->tos;
-		if (ip_route_output_key(&rt, &fl) ||
+		if (ip_route_output_key(&init_net, &rt, &fl) ||
 		    rt->u.dst.dev->type != ARPHRD_IPGRE) {
 			ip_rt_put(rt);
 			kfree_skb(skb2);
@@ -748,7 +748,7 @@ static int ipgre_tunnel_xmit(struct sk_buff *skb, struct net_device *dev)
 						.saddr = tiph->saddr,
 						.tos = RT_TOS(tos) } },
 				    .proto = IPPROTO_GRE };
-		if (ip_route_output_key(&rt, &fl)) {
+		if (ip_route_output_key(&init_net, &rt, &fl)) {
 			tunnel->stat.tx_carrier_errors++;
 			goto tx_error;
 		}
@@ -921,7 +921,7 @@ static void ipgre_tunnel_bind_dev(struct net_device *dev)
 						.tos = RT_TOS(iph->tos) } },
 				    .proto = IPPROTO_GRE };
 		struct rtable *rt;
-		if (!ip_route_output_key(&rt, &fl)) {
+		if (!ip_route_output_key(&init_net, &rt, &fl)) {
 			tdev = rt->u.dst.dev;
 			ip_rt_put(rt);
 		}
@@ -1177,7 +1177,7 @@ static int ipgre_open(struct net_device *dev)
 						.tos = RT_TOS(t->parms.iph.tos) } },
 				    .proto = IPPROTO_GRE };
 		struct rtable *rt;
-		if (ip_route_output_key(&rt, &fl))
+		if (ip_route_output_key(&init_net, &rt, &fl))
 			return -EADDRNOTAVAIL;
 		dev = rt->u.dst.dev;
 		ip_rt_put(rt);

net/ipv4/ip_output.c

@@ -1379,7 +1379,7 @@ void ip_send_reply(struct sock *sk, struct sk_buff *skb, struct ip_reply_arg *ar
 						 .dport = tcp_hdr(skb)->source } },
 				    .proto = sk->sk_protocol };
 		security_skb_classify_flow(skb, &fl);
-		if (ip_route_output_key(&rt, &fl))
+		if (ip_route_output_key(&init_net, &rt, &fl))
 			return;
 	}
 

net/ipv4/ipip.c

@@ -405,7 +405,7 @@ out:
 	fl.fl4_daddr = eiph->saddr;
 	fl.fl4_tos = RT_TOS(eiph->tos);
 	fl.proto = IPPROTO_IPIP;
-	if (ip_route_output_key(&rt, &key)) {
+	if (ip_route_output_key(&init_net, &rt, &key)) {
 		kfree_skb(skb2);
 		return 0;
 	}
@@ -418,7 +418,7 @@ out:
 		fl.fl4_daddr = eiph->daddr;
 		fl.fl4_src = eiph->saddr;
 		fl.fl4_tos = eiph->tos;
-		if (ip_route_output_key(&rt, &fl) ||
+		if (ip_route_output_key(&init_net, &rt, &fl) ||
 		    rt->u.dst.dev->type != ARPHRD_TUNNEL) {
 			ip_rt_put(rt);
 			kfree_skb(skb2);
@@ -547,7 +547,7 @@ static int ipip_tunnel_xmit(struct sk_buff *skb, struct net_device *dev)
 						.saddr = tiph->saddr,
 						.tos = RT_TOS(tos) } },
 				    .proto = IPPROTO_IPIP };
-		if (ip_route_output_key(&rt, &fl)) {
+		if (ip_route_output_key(&init_net, &rt, &fl)) {
 			tunnel->stat.tx_carrier_errors++;
 			goto tx_error_icmp;
 		}
@@ -668,7 +668,7 @@ static void ipip_tunnel_bind_dev(struct net_device *dev)
 						.tos = RT_TOS(iph->tos) } },
 				    .proto = IPPROTO_IPIP };
 		struct rtable *rt;
-		if (!ip_route_output_key(&rt, &fl)) {
+		if (!ip_route_output_key(&init_net, &rt, &fl)) {
 			tdev = rt->u.dst.dev;
 			ip_rt_put(rt);
 		}

net/ipv4/ipmr.c

@@ -1185,7 +1185,7 @@ static void ipmr_queue_xmit(struct sk_buff *skb, struct mfc_cache *c, int vifi)
 						.saddr = vif->local,
 						.tos = RT_TOS(iph->tos) } },
 				    .proto = IPPROTO_IPIP };
-		if (ip_route_output_key(&rt, &fl))
+		if (ip_route_output_key(&init_net, &rt, &fl))
 			goto out_free;
 		encap = sizeof(struct iphdr);
 	} else {
@@ -1194,7 +1194,7 @@ static void ipmr_queue_xmit(struct sk_buff *skb, struct mfc_cache *c, int vifi)
 					      { .daddr = iph->daddr,
 						.tos = RT_TOS(iph->tos) } },
 				    .proto = IPPROTO_IPIP };
-		if (ip_route_output_key(&rt, &fl))
+		if (ip_route_output_key(&init_net, &rt, &fl))
 			goto out_free;
 	}
 

net/ipv4/ipvs/ip_vs_xmit.c

@@ -78,7 +78,7 @@ __ip_vs_get_out_rt(struct ip_vs_conn *cp, u32 rtos)
 						.tos = rtos, } },
 			};
 
-			if (ip_route_output_key(&rt, &fl)) {
+			if (ip_route_output_key(&init_net, &rt, &fl)) {
 				spin_unlock(&dest->dst_lock);
 				IP_VS_DBG_RL("ip_route_output error, "
 					     "dest: %u.%u.%u.%u\n",
@@ -101,7 +101,7 @@ __ip_vs_get_out_rt(struct ip_vs_conn *cp, u32 rtos)
 					.tos = rtos, } },
 		};
 
-		if (ip_route_output_key(&rt, &fl)) {
+		if (ip_route_output_key(&init_net, &rt, &fl)) {
 			IP_VS_DBG_RL("ip_route_output error, dest: "
 				     "%u.%u.%u.%u\n", NIPQUAD(cp->daddr));
 			return NULL;
@@ -170,7 +170,7 @@ ip_vs_bypass_xmit(struct sk_buff *skb, struct ip_vs_conn *cp,
 
 	EnterFunction(10);
 
-	if (ip_route_output_key(&rt, &fl)) {
+	if (ip_route_output_key(&init_net, &rt, &fl)) {
 		IP_VS_DBG_RL("ip_vs_bypass_xmit(): ip_route_output error, "
 			     "dest: %u.%u.%u.%u\n", NIPQUAD(iph->daddr));
 		goto tx_error_icmp;

net/ipv4/netfilter.c

@@ -33,7 +33,7 @@ int ip_route_me_harder(struct sk_buff *skb, unsigned addr_type)
 		fl.nl_u.ip4_u.tos = RT_TOS(iph->tos);
 		fl.oif = skb->sk ? skb->sk->sk_bound_dev_if : 0;
 		fl.mark = skb->mark;
-		if (ip_route_output_key(&rt, &fl) != 0)
+		if (ip_route_output_key(&init_net, &rt, &fl) != 0)
 			return -1;
 
 		/* Drop old route. */
@@ -43,7 +43,7 @@ int ip_route_me_harder(struct sk_buff *skb, unsigned addr_type)
 		/* non-local src, find valid iif to satisfy
 		 * rp-filter when calling ip_route_input. */
 		fl.nl_u.ip4_u.daddr = iph->saddr;
-		if (ip_route_output_key(&rt, &fl) != 0)
+		if (ip_route_output_key(&init_net, &rt, &fl) != 0)
 			return -1;
 
 		odst = skb->dst;
@@ -187,7 +187,7 @@ EXPORT_SYMBOL(nf_ip_checksum);
 
 static int nf_ip_route(struct dst_entry **dst, struct flowi *fl)
 {
-	return ip_route_output_key((struct rtable **)dst, fl);
+	return ip_route_output_key(&init_net, (struct rtable **)dst, fl);
 }
 
 static const struct nf_afinfo nf_ip_afinfo = {

net/ipv4/netfilter/nf_nat_rule.c

@@ -97,7 +97,7 @@ static void warn_if_extra_mangle(__be32 dstip, __be32 srcip)
 	struct flowi fl = { .nl_u = { .ip4_u = { .daddr = dstip } } };
 	struct rtable *rt;
 
-	if (ip_route_output_key(&rt, &fl) != 0)
+	if (ip_route_output_key(&init_net, &rt, &fl) != 0)
 		return;
 
 	if (rt->rt_src != srcip && !warned) {

net/ipv4/route.c

@@ -2559,9 +2559,9 @@ int ip_route_output_flow(struct net *net, struct rtable **rp, struct flowi *flp,
 
 EXPORT_SYMBOL_GPL(ip_route_output_flow);
 
-int ip_route_output_key(struct rtable **rp, struct flowi *flp)
+int ip_route_output_key(struct net *net, struct rtable **rp, struct flowi *flp)
 {
-	return ip_route_output_flow(&init_net, rp, flp, NULL, 0);
+	return ip_route_output_flow(net, rp, flp, NULL, 0);
 }
 
 static int rt_fill_info(struct sk_buff *skb, u32 pid, u32 seq, int event,
@@ -2728,7 +2728,7 @@ static int inet_rtm_getroute(struct sk_buff *in_skb, struct nlmsghdr* nlh, void
 			},
 			.oif = tb[RTA_OIF] ? nla_get_u32(tb[RTA_OIF]) : 0,
 		};
-		err = ip_route_output_key(&rt, &fl);
+		err = ip_route_output_key(&init_net, &rt, &fl);
 	}
 
 	if (err)

net/ipv4/syncookies.c

@@ -264,7 +264,7 @@ struct sock *cookie_v4_check(struct sock *sk, struct sk_buff *skb,
 					       { .sport = th->dest,
 						 .dport = th->source } } };
 		security_req_classify_flow(req, &fl);
-		if (ip_route_output_key(&rt, &fl)) {
+		if (ip_route_output_key(&init_net, &rt, &fl)) {
 			reqsk_free(req);
 			goto out;
 		}

net/ipv6/ip6_tunnel.c

@@ -533,7 +533,7 @@ ip4ip6_err(struct sk_buff *skb, struct inet6_skb_parm *opt,
 	fl.fl4_dst = eiph->saddr;
 	fl.fl4_tos = RT_TOS(eiph->tos);
 	fl.proto = IPPROTO_IPIP;
-	if (ip_route_output_key(&rt, &fl))
+	if (ip_route_output_key(&init_net, &rt, &fl))
 		goto out;
 
 	skb2->dev = rt->u.dst.dev;
@@ -545,7 +545,7 @@ ip4ip6_err(struct sk_buff *skb, struct inet6_skb_parm *opt,
 		fl.fl4_dst = eiph->daddr;
 		fl.fl4_src = eiph->saddr;
 		fl.fl4_tos = eiph->tos;
-		if (ip_route_output_key(&rt, &fl) ||
+		if (ip_route_output_key(&init_net, &rt, &fl) ||
 		    rt->u.dst.dev->type != ARPHRD_TUNNEL) {
 			ip_rt_put(rt);
 			goto out;

net/ipv6/sit.c

@@ -557,7 +557,7 @@ static int ipip6_tunnel_xmit(struct sk_buff *skb, struct net_device *dev)
 						.tos = RT_TOS(tos) } },
 				    .oif = tunnel->parms.link,
 				    .proto = IPPROTO_IPV6 };
-		if (ip_route_output_key(&rt, &fl)) {
+		if (ip_route_output_key(&init_net, &rt, &fl)) {
 			tunnel->stat.tx_carrier_errors++;
 			goto tx_error_icmp;
 		}
@@ -686,7 +686,7 @@ static void ipip6_tunnel_bind_dev(struct net_device *dev)
 				    .oif = tunnel->parms.link,
 				    .proto = IPPROTO_IPV6 };
 		struct rtable *rt;
-		if (!ip_route_output_key(&rt, &fl)) {
+		if (!ip_route_output_key(&init_net, &rt, &fl)) {
 			tdev = rt->u.dst.dev;
 			ip_rt_put(rt);
 		}

net/rxrpc/ar-peer.c

@@ -57,7 +57,7 @@ static void rxrpc_assess_MTU_size(struct rxrpc_peer *peer)
 		BUG();
 	}
 
-	ret = ip_route_output_key(&rt, &fl);
+	ret = ip_route_output_key(&init_net, &rt, &fl);
 	if (ret < 0) {
 		_leave(" [route err %d]", ret);
 		return;

net/sctp/protocol.c

@@ -454,7 +454,7 @@ static struct dst_entry *sctp_v4_get_dst(struct sctp_association *asoc,
 			  __FUNCTION__, NIPQUAD(fl.fl4_dst),
 			  NIPQUAD(fl.fl4_src));
 
-	if (!ip_route_output_key(&rt, &fl)) {
+	if (!ip_route_output_key(&init_net, &rt, &fl)) {
 		dst = &rt->u.dst;
 	}
 
@@ -497,7 +497,7 @@ static struct dst_entry *sctp_v4_get_dst(struct sctp_association *asoc,
 		if ((laddr->state == SCTP_ADDR_SRC) &&
 		    (AF_INET == laddr->a.sa.sa_family)) {
 			fl.fl4_src = laddr->a.v4.sin_addr.s_addr;
-			if (!ip_route_output_key(&rt, &fl)) {
+			if (!ip_route_output_key(&init_net, &rt, &fl)) {
 				dst = &rt->u.dst;
 				goto out_unlock;
 			}