vxlan: re-ignore EADDRINUSE from igmp_join

[cascardo/linux.git] / drivers / net / vxlan.c

diff --git a/drivers/net/vxlan.c b/drivers/net/vxlan.c
index 21a0fbf..5bc4b1e 100644 (file)
--- a/drivers/net/vxlan.c
+++ b/drivers/net/vxlan.c
@@ -336,7 +336,7 @@ static int vxlan_fdb_info(struct sk_buff *skb, struct vxlan_dev *vxlan,
 
        if (!net_eq(dev_net(vxlan->dev), vxlan->net) &&
            nla_put_s32(skb, NDA_LINK_NETNSID,
-                       peernet2id(dev_net(vxlan->dev), vxlan->net)))
+                       peernet2id_alloc(dev_net(vxlan->dev), vxlan->net)))
                goto nla_put_failure;
 
        if (send_eth && nla_put(skb, NDA_LLADDR, ETH_ALEN, &fdb->eth_addr))
@@ -1921,6 +1921,8 @@ static void vxlan_xmit_one(struct sk_buff *skb, struct net_device *dev,
                memset(&fl4, 0, sizeof(fl4));
                fl4.flowi4_oif = rdst->remote_ifindex;
                fl4.flowi4_tos = RT_TOS(tos);
+               fl4.flowi4_mark = skb->mark;
+               fl4.flowi4_proto = IPPROTO_UDP;
                fl4.daddr = dst->sin.sin_addr.s_addr;
                fl4.saddr = vxlan->saddr.sin.sin_addr.s_addr;
 
@@ -1981,6 +1983,7 @@ static void vxlan_xmit_one(struct sk_buff *skb, struct net_device *dev,
                fl6.flowi6_oif = rdst->remote_ifindex;
                fl6.daddr = dst->sin6.sin6_addr;
                fl6.saddr = vxlan->saddr.sin6.sin6_addr;
+               fl6.flowi6_mark = skb->mark;
                fl6.flowi6_proto = IPPROTO_UDP;
 
                if (ipv6_stub->ipv6_dst_lookup(sk, &ndst, &fl6)) {
@@ -2128,9 +2131,10 @@ static void vxlan_cleanup(unsigned long arg)
        if (!netif_running(vxlan->dev))
                return;
 
-       spin_lock_bh(&vxlan->hash_lock);
        for (h = 0; h < FDB_HASH_SIZE; ++h) {
                struct hlist_node *p, *n;
+
+               spin_lock_bh(&vxlan->hash_lock);
                hlist_for_each_safe(p, n, &vxlan->fdb_head[h]) {
                        struct vxlan_fdb *f
                                = container_of(p, struct vxlan_fdb, hlist);
@@ -2149,8 +2153,8 @@ static void vxlan_cleanup(unsigned long arg)
                        } else if (time_before(timeout, next_timer))
                                next_timer = timeout;
                }
+               spin_unlock_bh(&vxlan->hash_lock);
        }
-       spin_unlock_bh(&vxlan->hash_lock);
 
        mod_timer(&vxlan->age_timer, next_timer);
 }
@@ -2212,6 +2216,8 @@ static int vxlan_open(struct net_device *dev)
 
        if (vxlan_addr_multicast(&vxlan->default_dst.remote_ip)) {
                ret = vxlan_igmp_join(vxlan);
+               if (ret == -EADDRINUSE)
+                       ret = 0;
                if (ret) {
                        vxlan_sock_release(vs);
                        return ret;