diff options
Diffstat (limited to 'drivers/net/vxlan.c')
| -rw-r--r-- | drivers/net/vxlan.c | 19 |
1 files changed, 6 insertions, 13 deletions
diff --git a/drivers/net/vxlan.c b/drivers/net/vxlan.c index 1236812c7be6..c55e316373a1 100644 --- a/drivers/net/vxlan.c +++ b/drivers/net/vxlan.c @@ -871,6 +871,9 @@ static int vxlan_fdb_add(struct ndmsg *ndm, struct nlattr *tb[], if (err) return err; + if (vxlan->default_dst.remote_ip.sa.sa_family != ip.sa.sa_family) + return -EAFNOSUPPORT; + spin_lock_bh(&vxlan->hash_lock); err = vxlan_fdb_create(vxlan, addr, &ip, ndm->ndm_state, flags, port, vni, ifindex, ndm->ndm_flags); @@ -1132,7 +1135,6 @@ static int vxlan_udp_encap_recv(struct sock *sk, struct sk_buff *skb) { struct vxlan_sock *vs; struct vxlanhdr *vxh; - __be16 port; /* Need Vxlan and inner Ethernet header to be present */ if (!pskb_may_pull(skb, VXLAN_HLEN)) @@ -1150,8 +1152,6 @@ static int vxlan_udp_encap_recv(struct sock *sk, struct sk_buff *skb) if (iptunnel_pull_header(skb, VXLAN_HLEN, htons(ETH_P_TEB))) goto drop; - port = inet_sk(sk)->inet_sport; - vs = rcu_dereference_sk_user_data(sk); if (!vs) goto drop; @@ -2080,19 +2080,11 @@ static int vxlan_init(struct net_device *dev) struct vxlan_dev *vxlan = netdev_priv(dev); struct vxlan_net *vn = net_generic(dev_net(dev), vxlan_net_id); struct vxlan_sock *vs; - int i; - dev->tstats = alloc_percpu(struct pcpu_sw_netstats); + dev->tstats = netdev_alloc_pcpu_stats(struct pcpu_sw_netstats); if (!dev->tstats) return -ENOMEM; - for_each_possible_cpu(i) { - struct pcpu_sw_netstats *vxlan_stats; - vxlan_stats = per_cpu_ptr(dev->tstats, i); - u64_stats_init(&vxlan_stats->syncp); - } - - spin_lock(&vn->sock_lock); vs = vxlan_find_sock(dev_net(dev), vxlan->dst_port); if (vs) { @@ -2612,9 +2604,10 @@ static int vxlan_newlink(struct net *net, struct net_device *dev, vni = nla_get_u32(data[IFLA_VXLAN_ID]); dst->remote_vni = vni; + /* Unless IPv6 is explicitly requested, assume IPv4 */ + dst->remote_ip.sa.sa_family = AF_INET; if (data[IFLA_VXLAN_GROUP]) { dst->remote_ip.sin.sin_addr.s_addr = nla_get_be32(data[IFLA_VXLAN_GROUP]); - dst->remote_ip.sa.sa_family = AF_INET; } else if (data[IFLA_VXLAN_GROUP6]) { if (!IS_ENABLED(CONFIG_IPV6)) return -EPFNOSUPPORT; |