diff options
| author | David S. Miller <davem@davemloft.net> | 2020-09-25 16:58:07 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2020-09-25 16:58:07 -0700 |
| commit | bd0b68a8abf1eb523c0e2a59d0d2f162f9fc3ac1 (patch) | |
| tree | fbcbe99ddd678f91d8f712f8b3d933435606a20f /drivers/net | |
| parent | 7470558240330f04dbf940430813233935314f78 (diff) | |
| parent | 78ec710e7f326c6d9ae0169b670a8d6da04ee817 (diff) | |
Merge branch 'vxlan-clean-up'
Fabian Frederick says:
====================
vxlan: clean-up
This small patchet does some clean-up on vxlan.
Second version removes VXLAN_NL2FLAG macro relevant patches as suggested by Michal and David
I hope to have some feedback/ACK from vxlan developers.
====================
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net')
| -rw-r--r-- | drivers/net/vxlan.c | 23 |
1 files changed, 12 insertions, 11 deletions
diff --git a/drivers/net/vxlan.c b/drivers/net/vxlan.c index b9fefe27e3e8..fa21d62aa79c 100644 --- a/drivers/net/vxlan.c +++ b/drivers/net/vxlan.c @@ -190,8 +190,9 @@ static inline struct vxlan_rdst *first_remote_rtnl(struct vxlan_fdb *fdb) return list_first_entry(&fdb->remotes, struct vxlan_rdst, list); } -/* Find VXLAN socket based on network namespace, address family and UDP port - * and enabled unshareable flags. +/* Find VXLAN socket based on network namespace, address family, UDP port, + * enabled unshareable flags and socket device binding (see l3mdev with + * non-default VRF). */ static struct vxlan_sock *vxlan_find_sock(struct net *net, sa_family_t family, __be16 port, u32 flags, int ifindex) @@ -1875,6 +1876,10 @@ static int vxlan_rcv(struct sock *sk, struct sk_buff *skb) !net_eq(vxlan->net, dev_net(vxlan->dev)))) goto drop; + if (vs->flags & VXLAN_F_REMCSUM_RX) + if (unlikely(!vxlan_remcsum(&unparsed, skb, vs->flags))) + goto drop; + if (vxlan_collect_metadata(vs)) { struct metadata_dst *tun_dst; @@ -1891,9 +1896,6 @@ static int vxlan_rcv(struct sock *sk, struct sk_buff *skb) memset(md, 0, sizeof(*md)); } - if (vs->flags & VXLAN_F_REMCSUM_RX) - if (!vxlan_remcsum(&unparsed, skb, vs->flags)) - goto drop; if (vs->flags & VXLAN_F_GBP) vxlan_parse_gbp_hdr(&unparsed, skb, vs->flags, md); /* Note that GBP and GPE can never be active together. This is @@ -2649,11 +2651,6 @@ static void vxlan_xmit_one(struct sk_buff *skb, struct net_device *dev, udp_sum = !(flags & VXLAN_F_UDP_ZERO_CSUM6_TX); label = vxlan->cfg.label; } else { - if (!info) { - WARN_ONCE(1, "%s: Missing encapsulation instructions\n", - dev->name); - goto drop; - } remote_ip.sa.sa_family = ip_tunnel_info_af(info); if (remote_ip.sa.sa_family == AF_INET) { remote_ip.sin.sin_addr.s_addr = info->key.u.ipv4.dst; @@ -2888,6 +2885,10 @@ static netdev_tx_t vxlan_xmit(struct sk_buff *skb, struct net_device *dev) info->mode & IP_TUNNEL_INFO_TX) { vni = tunnel_id_to_key32(info->key.tun_id); } else { + if (!info) + WARN_ONCE(1, "%s: Missing encapsulation instructions\n", + dev->name); + if (info && info->mode & IP_TUNNEL_INFO_TX) vxlan_xmit_one(skb, dev, vni, NULL, false); else @@ -3890,7 +3891,7 @@ static int __vxlan_dev_create(struct net *net, struct net_device *dev, } err = rtnl_configure_link(dev, NULL); - if (err) + if (err < 0) goto unlink; if (f) { |