Date: Thu, 4 Jan 2018 15:51:04 +0100
From: Johan Hovold <johan@kernel.org>
To: Samuel Thibault <samuel.thibault@ens-lyon.org>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        Jiri Slaby <jslaby@suse.com>, linux-kernel@vger.kernel.org
Subject: Re: tty: Fix comment for value returned by tty_ldisc_receive_buf
Message-ID: <20180104145104.GB11344@localhost>
References: <20180104000453.3xo2mrznhnuqbuyh@var.youpi.perso.aquilenet.fr>
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On Thu, Jan 04, 2018 at 01:04:53AM +0100, Samuel Thibault wrote:
> tty_ldisc_receive_buf actually returns the number of bytes processed by
> receive_buf or receive_buf2.
> 
> Signed-off-by: Samuel Thibault <samuel.thibault@ens-lyon.org>
> 
> ---
>  drivers/tty/tty_buffer.c |    2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> --- a/drivers/tty/tty_buffer.c
> +++ b/drivers/tty/tty_buffer.c
> @@ -420,7 +420,7 @@ EXPORT_SYMBOL_GPL(tty_prepare_flip_strin
>   *	Callers other than flush_to_ldisc() need to exclude the kworker
>   *	from concurrent use of the line discipline, see paste_selection().
>   *
> - *	Returns the number of bytes not processed
> + *	Returns the number of bytes processed
>   */
>  int tty_ldisc_receive_buf(struct tty_ldisc *ld, const unsigned char *p,
>  			  char *f, int count)

This has already been fixed by commit e7e51dcf3b8a ("tty: fix
tty_ldisc_receive_buf() documentation").

Thanks,
Johan