On 3/17/25 2:00 AM, Jiri Slaby (SUSE) wrote:
> tty_alloc_driver() is supposed to receive tty driver flags.
Looks like tty_alloc_driver() doesn't directly depend on the
two flags passed in this case, but this corrects the code.
Looks good to me.
Reviewed-by: Alex Elder <elder@riscstar.com>
>
> Signed-off-by: Jiri Slaby (SUSE) <jirislaby@kernel.org>
> Acked-by: Johan Hovold <johan@kernel.org>
> Cc: David Lin <dtwlin@gmail.com>
> Cc: Alex Elder <elder@kernel.org>
> Cc: greybus-dev@lists.linaro.org
> Cc: linux-staging@lists.linux.dev
> ---
> drivers/staging/greybus/uart.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/staging/greybus/uart.c b/drivers/staging/greybus/uart.c
> index 8eab94cb06fa..308ed1ca9947 100644
> --- a/drivers/staging/greybus/uart.c
> +++ b/drivers/staging/greybus/uart.c
> @@ -948,7 +948,8 @@ static int gb_tty_init(void)
> {
> int retval = 0;
>
> - gb_tty_driver = tty_alloc_driver(GB_NUM_MINORS, 0);
> + gb_tty_driver = tty_alloc_driver(GB_NUM_MINORS, TTY_DRIVER_REAL_RAW |
> + TTY_DRIVER_DYNAMIC_DEV);
> if (IS_ERR(gb_tty_driver)) {
> pr_err("Can not allocate tty driver\n");
> retval = -ENOMEM;
> @@ -961,7 +962,6 @@ static int gb_tty_init(void)
> gb_tty_driver->minor_start = 0;
> gb_tty_driver->type = TTY_DRIVER_TYPE_SERIAL;
> gb_tty_driver->subtype = SERIAL_TYPE_NORMAL;
> - gb_tty_driver->flags = TTY_DRIVER_REAL_RAW | TTY_DRIVER_DYNAMIC_DEV;
> gb_tty_driver->init_termios = tty_std_termios;
> gb_tty_driver->init_termios.c_cflag = B9600 | CS8 |
> CREAD | HUPCL | CLOCAL;