static int mlxsw_sp_lag_index_get(struct mlxsw_sp *mlxsw_sp,
				  struct net_device *lag_dev,
				  u16 *p_lag_id)
static int mlxsw_sp_lag_index_get(struct mlxsw_sp *mlxsw_sp,
				  struct net_device *lag_dev,
				  u16 *p_lag_id, struct netlink_ext_ack *extack)