diff options
Diffstat (limited to '')
| -rw-r--r-- | drivers/net/vxlan/vxlan_core.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/net/vxlan/vxlan_core.c b/drivers/net/vxlan/vxlan_core.c index 676a93ce3a19..36cb06a56aca 100644 --- a/drivers/net/vxlan/vxlan_core.c +++ b/drivers/net/vxlan/vxlan_core.c @@ -1466,6 +1466,10 @@ static enum skb_drop_reason vxlan_snoop(struct net_device *dev, f = vxlan_find_mac(vxlan, src_mac, vni); if (likely(f)) { struct vxlan_rdst *rdst = first_remote_rcu(f); + unsigned long now = jiffies; + + if (READ_ONCE(f->updated) != now) + WRITE_ONCE(f->updated, now); if (likely(vxlan_addr_equal(&rdst->remote_ip, src_ip) && rdst->remote_ifindex == ifindex)) @@ -1485,7 +1489,6 @@ static enum skb_drop_reason vxlan_snoop(struct net_device *dev, src_mac, &rdst->remote_ip.sa, &src_ip->sa); rdst->remote_ip = *src_ip; - WRITE_ONCE(f->updated, jiffies); vxlan_fdb_notify(vxlan, f, rdst, RTM_NEWNEIGH, true, NULL); } else { u32 hash_index = fdb_head_index(vxlan, src_mac, vni); |