On Thu, Mar 26, 2020 at 1:17 AM Heiko Stuebner <heiko@xxxxxxxxx> wrote: If it's not covered by either yours or Lukas' series, perhaps worth to address as well. .../8250_port.c:1427: warning: Function parameter or member 'p ' not described in 'serial8250_em485_stop_tx' .../8250_port.c:1427: warning: Excess function parameter 'up' description in 'serial8250_em485_stop_tx' -- With Best Regards, Andy Shevchenko