linux-kernel - Re: [PATCH 1/9] tty: n_gsm: fix redundant assignment of gsm->encoding

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Date:   Wed, 5 Apr 2023 11:16:13 +0300 (EEST)
From:   Ilpo Järvinen <ilpo.jarvinen@...ux.intel.com>
To:     "D. Starke" <daniel.starke@...mens.com>
cc:     linux-serial@...r.kernel.org, gregkh@...uxfoundation.org,
        jirislaby@...nel.org, ilpo.jarvinen@...ux.intel.com,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/9] tty: n_gsm: fix redundant assignment of
 gsm->encoding

On Wed, 5 Apr 2023, D. Starke wrote:

> From: Daniel Starke <daniel.starke@...mens.com>
> 
> The function gsmld_open() contains a redundant assignment of gsm->encoding.
> The same value of GSM_ADV_OPT is already assigned to it during the
> initialization of the struct in gsm_alloc_mux() a few lines earlier.
> 
> Fix this by removing the redundant second assignment of gsm->encoding in
> gsmld_open().
> 
> Fixes: e1eaea46bb40 ("tty: n_gsm line discipline")
> Signed-off-by: Daniel Starke <daniel.starke@...mens.com>
> ---
>  drivers/tty/n_gsm.c | 1 -
>  1 file changed, 1 deletion(-)
> 
> diff --git a/drivers/tty/n_gsm.c b/drivers/tty/n_gsm.c
> index b7e1369a035c..c42c8b89fd46 100644
> --- a/drivers/tty/n_gsm.c
> +++ b/drivers/tty/n_gsm.c
> @@ -3585,7 +3585,6 @@ static int gsmld_open(struct tty_struct *tty)
>  	tty->receive_room = 65536;
>  
>  	/* Attach the initial passive connection */
> -	gsm->encoding = GSM_ADV_OPT;
>  	gsmld_attach_gsm(tty, gsm);
>  
>  	/* The mux will not be activated yet, we wait for correct
> 

Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@...ux.intel.com>

-- 
 i.