From 2a2083f7f3568c0192daa6ac0e6fa35d953f47bd Mon Sep 17 00:00:00 2001 From: Or Gerlitz Date: Wed, 12 Mar 2014 17:16:31 +0200 Subject: [PATCH] net/mlx4_en: Handle vxlan steering rules for mac address changes When the device mac address is changed, we must deregister the vxlan steering rule associated with the previous mac, and register a new steering rule using the new mac. Signed-off-by: Or Gerlitz Signed-off-by: David S. Miller --- drivers/net/ethernet/mellanox/mlx4/en_netdev.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c index fad45316200a..ba2126111573 100644 --- a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c +++ b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c @@ -742,6 +742,14 @@ static int mlx4_en_replace_mac(struct mlx4_en_priv *priv, int qpn, err = mlx4_en_uc_steer_add(priv, new_mac, &qpn, &entry->reg_id); + if (err) + return err; + if (priv->tunnel_reg_id) { + mlx4_flow_detach(priv->mdev->dev, priv->tunnel_reg_id); + priv->tunnel_reg_id = 0; + } + err = mlx4_en_tunnel_steer_add(priv, new_mac, qpn, + &priv->tunnel_reg_id); return err; } } -- 2.20.1