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vxlan: dont migrate permanent fdb entries during learn
authorRoopa Prabhu <roopa@cumulusnetworks.com>
Sun, 11 Jun 2017 23:32:50 +0000 (16:32 -0700)
committerDavid S. Miller <davem@davemloft.net>
Mon, 12 Jun 2017 15:01:00 +0000 (11:01 -0400)
This patch fixes vxlan_snoop to not move permanent fdb entries
on learn events. This is consistent with the bridge fdb
handling of permanent entries.

Fixes: 26a41ae60438 ("vxlan: only migrate dynamic FDB entries")
Signed-off-by: Roopa Prabhu <roopa@cumulusnetworks.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
drivers/net/vxlan.c patch | blob | blame | history

diff --git a/drivers/net/vxlan.c b/drivers/net/vxlan.c
index 7cb21a088bbc4c317be5b00d130bbe12189ce3e1..e045c34ffbeb6a018efe2a9dd9951c2e52cc79fd 100644 (file)
--- a/drivers/net/vxlan.c
+++ b/drivers/net/vxlan.c
@@ -970,7 +970,7 @@ static bool vxlan_snoop(struct net_device *dev,
                        return false;
 
                /* Don't migrate static entries, drop packets */
-               if (f->state & NUD_NOARP)
+               if (f->state & (NUD_PERMANENT | NUD_NOARP))
                        return true;
 
                if (net_ratelimit())