From: Roopa Prabhu <ro...@cumulusnetworks.com>

[ Upstream commit e0090a9e979de5202c7d16c635dea2f005221073 ]

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 <ro...@cumulusnetworks.com>
Signed-off-by: David S. Miller <da...@davemloft.net>
Signed-off-by: Sasha Levin <alexander.le...@microsoft.com>
---
 drivers/net/vxlan.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/vxlan.c b/drivers/net/vxlan.c
index 2dc89582575a..3db77c274098 100644
--- a/drivers/net/vxlan.c
+++ b/drivers/net/vxlan.c
@@ -985,7 +985,7 @@ 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())
-- 
2.15.1

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