Merge tag 'spi-v4.4' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/spi

[firefly-linux-kernel-4.4.55.git] / net / ipv4 / icmp.c

diff --git a/net/ipv4/icmp.c b/net/ipv4/icmp.c
index e5eb8ac4089d88cc2875d8f991da51899360698a..36e26977c9088c1dbd09cd13e9a5e2c43369fe31 100644 (file)
--- a/net/ipv4/icmp.c
+++ b/net/ipv4/icmp.c
@@ -96,7 +96,7 @@
 #include <net/xfrm.h>
 #include <net/inet_common.h>
 #include <net/ip_fib.h>
-#include <net/vrf.h>
+#include <net/l3mdev.h>
 
 /*
  *     Build xmit assembly blocks
@@ -309,7 +309,7 @@ static bool icmpv4_xrlim_allow(struct net *net, struct rtable *rt,
 
        rc = false;
        if (icmp_global_allow()) {
-               int vif = vrf_master_ifindex(dst->dev);
+               int vif = l3mdev_master_ifindex(dst->dev);
                struct inet_peer *peer;
 
                peer = inet_getpeer_v4(net->ipv4.peers, fl4->daddr, vif, 1);
@@ -427,7 +427,7 @@ static void icmp_reply(struct icmp_bxm *icmp_param, struct sk_buff *skb)
        fl4.flowi4_mark = mark;
        fl4.flowi4_tos = RT_TOS(ip_hdr(skb)->tos);
        fl4.flowi4_proto = IPPROTO_ICMP;
-       fl4.flowi4_oif = vrf_master_ifindex(skb->dev);
+       fl4.flowi4_oif = l3mdev_master_ifindex(skb->dev);
        security_skb_classify_flow(skb, flowi4_to_flowi(&fl4));
        rt = ip_route_output_key(net, &fl4);
        if (IS_ERR(rt))
@@ -440,6 +440,22 @@ out_unlock:
        icmp_xmit_unlock(sk);
 }
 
+#ifdef CONFIG_IP_ROUTE_MULTIPATH
+
+/* Source and destination is swapped. See ip_multipath_icmp_hash */
+static int icmp_multipath_hash_skb(const struct sk_buff *skb)
+{
+       const struct iphdr *iph = ip_hdr(skb);
+
+       return fib_multipath_hash(iph->daddr, iph->saddr);
+}
+
+#else
+
+#define icmp_multipath_hash_skb(skb) (-1)
+
+#endif
+
 static struct rtable *icmp_route_lookup(struct net *net,
                                        struct flowi4 *fl4,
                                        struct sk_buff *skb_in,
@@ -461,10 +477,11 @@ static struct rtable *icmp_route_lookup(struct net *net,
        fl4->flowi4_proto = IPPROTO_ICMP;
        fl4->fl4_icmp_type = type;
        fl4->fl4_icmp_code = code;
-       fl4->flowi4_oif = vrf_master_ifindex(skb_in->dev);
+       fl4->flowi4_oif = l3mdev_master_ifindex(skb_in->dev);
 
        security_skb_classify_flow(skb_in, flowi4_to_flowi(fl4));
-       rt = __ip_route_output_key(net, fl4);
+       rt = __ip_route_output_key_hash(net, fl4,
+                                       icmp_multipath_hash_skb(skb_in));
        if (IS_ERR(rt))
                return rt;