net/mlx5e: Add rollback on add VLAN failure

When add VLAN rule fails the active vlan bit should be cleared.

Fixes: afb736e9330a ("net/mlx5: Ethernet resource handling files")
Signed-off-by: Gal Pressman <[email protected]>
Reviewed-by: Maor Gottlieb <[email protected]>
Signed-off-by: Saeed Mahameed <[email protected]>

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_fs.c b/drivers/net/ethernet/mellanox/mlx5/core/en_fs.c
index 53901537778b81b7f9516b0ead6780ee3ecf47a2..d3d775a931837ba536f6b5f75ec9e6bcc0026fca 100644 (file)
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_fs.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_fs.c
@@ -309,10 +309,15 @@ int mlx5e_vlan_rx_add_vid(struct net_device *dev, __always_unused __be16 proto,
                          u16 vid)
 {
        struct mlx5e_priv *priv = netdev_priv(dev);
+       int err;
 
        set_bit(vid, priv->fs.vlan.active_cvlans);
 
-       return mlx5e_add_vlan_rule(priv, MLX5E_VLAN_RULE_TYPE_MATCH_CTAG_VID, vid);
+       err = mlx5e_add_vlan_rule(priv, MLX5E_VLAN_RULE_TYPE_MATCH_CTAG_VID, vid);
+       if (err)
+               clear_bit(vid, priv->fs.vlan.active_cvlans);
+
+       return err;
 }
 
 int mlx5e_vlan_rx_kill_vid(struct net_device *dev, __always_unused __be16 proto,