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path: root/drivers/net/vxlan.c
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Diffstat (limited to 'drivers/net/vxlan.c')
-rw-r--r--drivers/net/vxlan.c21
1 files changed, 14 insertions, 7 deletions
diff --git a/drivers/net/vxlan.c b/drivers/net/vxlan.c
index 297cdeaef479..0565f8880199 100644
--- a/drivers/net/vxlan.c
+++ b/drivers/net/vxlan.c
@@ -568,6 +568,7 @@ static int vxlan_fdb_replace(struct vxlan_fdb *f,
rd->remote_port = port;
rd->remote_vni = vni;
rd->remote_ifindex = ifindex;
+ rd->offloaded = false;
return 1;
}
@@ -3258,6 +3259,7 @@ static int __vxlan_dev_create(struct net *net, struct net_device *dev,
struct vxlan_net *vn = net_generic(net, vxlan_net_id);
struct vxlan_dev *vxlan = netdev_priv(dev);
struct vxlan_fdb *f = NULL;
+ bool unregister = false;
int err;
err = vxlan_dev_configure(net, dev, conf, false, extack);
@@ -3283,12 +3285,11 @@ static int __vxlan_dev_create(struct net *net, struct net_device *dev,
err = register_netdevice(dev);
if (err)
goto errout;
+ unregister = true;
err = rtnl_configure_link(dev, NULL);
- if (err) {
- unregister_netdevice(dev);
+ if (err)
goto errout;
- }
/* notify default fdb entry */
if (f)
@@ -3296,9 +3297,16 @@ static int __vxlan_dev_create(struct net *net, struct net_device *dev,
list_add(&vxlan->next, &vn->vxlan_list);
return 0;
+
errout:
+ /* unregister_netdevice() destroys the default FDB entry with deletion
+ * notification. But the addition notification was not sent yet, so
+ * destroy the entry by hand here.
+ */
if (f)
vxlan_fdb_destroy(vxlan, f, false);
+ if (unregister)
+ unregister_netdevice(dev);
return err;
}
@@ -3534,7 +3542,6 @@ static int vxlan_changelink(struct net_device *dev, struct nlattr *tb[],
struct vxlan_rdst *dst = &vxlan->default_dst;
struct vxlan_rdst old_dst;
struct vxlan_config conf;
- struct vxlan_fdb *f = NULL;
int err;
err = vxlan_nl2conf(tb, data,
@@ -3560,19 +3567,19 @@ static int vxlan_changelink(struct net_device *dev, struct nlattr *tb[],
old_dst.remote_ifindex, 0);
if (!vxlan_addr_any(&dst->remote_ip)) {
- err = vxlan_fdb_create(vxlan, all_zeros_mac,
+ err = vxlan_fdb_update(vxlan, all_zeros_mac,
&dst->remote_ip,
NUD_REACHABLE | NUD_PERMANENT,
+ NLM_F_APPEND | NLM_F_CREATE,
vxlan->cfg.dst_port,
dst->remote_vni,
dst->remote_vni,
dst->remote_ifindex,
- NTF_SELF, &f);
+ NTF_SELF);
if (err) {
spin_unlock_bh(&vxlan->hash_lock);
return err;
}
- vxlan_fdb_notify(vxlan, f, first_remote_rtnl(f), RTM_NEWNEIGH);
}
spin_unlock_bh(&vxlan->hash_lock);
}