diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c index 7777528f67fb..d0235aa2aebc 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c @@ -4498,6 +4498,25 @@ void mlxsw_sp_port_dev_put(struct mlxsw_sp_port *mlxsw_sp_port) dev_put(mlxsw_sp_port->dev); } +static void +mlxsw_sp_port_lag_uppers_cleanup(struct mlxsw_sp_port *mlxsw_sp_port, + struct net_device *lag_dev) +{ + struct net_device *br_dev = netdev_master_upper_dev_get(lag_dev); + struct net_device *upper_dev; + struct list_head *iter; + + if (netif_is_bridge_port(lag_dev)) + mlxsw_sp_port_bridge_leave(mlxsw_sp_port, lag_dev, br_dev); + + netdev_for_each_upper_dev_rcu(lag_dev, upper_dev, iter) { + if (!netif_is_bridge_port(upper_dev)) + continue; + br_dev = netdev_master_upper_dev_get(upper_dev); + mlxsw_sp_port_bridge_leave(mlxsw_sp_port, upper_dev, br_dev); + } +} + static int mlxsw_sp_lag_create(struct mlxsw_sp *mlxsw_sp, u16 lag_id) { char sldr_pl[MLXSW_REG_SLDR_LEN]; @@ -4690,6 +4709,10 @@ static void mlxsw_sp_port_lag_leave(struct mlxsw_sp_port *mlxsw_sp_port, /* Any VLANs configured on the port are no longer valid */ mlxsw_sp_port_vlan_flush(mlxsw_sp_port); + /* Make the LAG and its directly linked uppers leave bridges they + * are memeber in + */ + mlxsw_sp_port_lag_uppers_cleanup(mlxsw_sp_port, lag_dev); if (lag->ref_count == 1) mlxsw_sp_lag_destroy(mlxsw_sp, lag_id); diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c index 0b2f724d9a0c..4b7ef83c19c4 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c @@ -290,30 +290,6 @@ mlxsw_sp_bridge_port_destroy(struct mlxsw_sp_bridge_port *bridge_port) kfree(bridge_port); } -static bool -mlxsw_sp_bridge_port_should_destroy(const struct mlxsw_sp_bridge_port * - bridge_port) -{ - struct net_device *dev = bridge_port->dev; - struct mlxsw_sp *mlxsw_sp; - - if (is_vlan_dev(dev)) - mlxsw_sp = mlxsw_sp_lower_get(vlan_dev_real_dev(dev)); - else - mlxsw_sp = mlxsw_sp_lower_get(dev); - - /* In case ports were pulled from out of a bridged LAG, then - * it's possible the reference count isn't zero, yet the bridge - * port should be destroyed, as it's no longer an upper of ours. - */ - if (!mlxsw_sp && list_empty(&bridge_port->vlans_list)) - return true; - else if (bridge_port->ref_count == 0) - return true; - else - return false; -} - static struct mlxsw_sp_bridge_port * mlxsw_sp_bridge_port_get(struct mlxsw_sp_bridge *bridge, struct net_device *brport_dev) @@ -351,8 +327,7 @@ static void mlxsw_sp_bridge_port_put(struct mlxsw_sp_bridge *bridge, { struct mlxsw_sp_bridge_device *bridge_device; - bridge_port->ref_count--; - if (!mlxsw_sp_bridge_port_should_destroy(bridge_port)) + if (--bridge_port->ref_count != 0) return; bridge_device = bridge_port->bridge_device; mlxsw_sp_bridge_port_destroy(bridge_port);