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Message-ID: <abd0deda-cec1-d089-e2e-67dcb780ff83@linux.intel.com>
Date: Tue, 28 Nov 2023 15:25:43 +0200 (EET)
From: Ilpo Järvinen <ilpo.jarvinen@...ux.intel.com>
To: "Jiri Slaby (SUSE)" <jirislaby@...nel.org>
cc: gregkh@...uxfoundation.org, linux-serial@...r.kernel.org,
linux-kernel@...r.kernel.org,
Richard Henderson <richard.henderson@...aro.org>,
Ivan Kokshaysky <ink@...assic.park.msu.ru>,
Matt Turner <mattst88@...il.com>, linux-alpha@...r.kernel.org
Subject: Re: [PATCH 4/5] tty: srmcons: switch need_cr to bool
On Mon, 27 Nov 2023, Jiri Slaby (SUSE) wrote:
> 'need_cr' is a flag, so type it properly to be a 'bool'. Move the
> declaration into the loop too. That ensures the variable is initialized
> properly even if the code was moved somehow.
>
> Signed-off-by: Jiri Slaby (SUSE) <jirislaby@...nel.org>
> Reviewed-by: Richard Henderson <richard.henderson@...aro.org>
> Cc: Ivan Kokshaysky <ink@...assic.park.msu.ru>
> Cc: Matt Turner <mattst88@...il.com>
> Cc: linux-alpha@...r.kernel.org
> ---
> arch/alpha/kernel/srmcons.c | 7 +++----
> 1 file changed, 3 insertions(+), 4 deletions(-)
>
> diff --git a/arch/alpha/kernel/srmcons.c b/arch/alpha/kernel/srmcons.c
> index 32bc098de7da..c6b821afbfd3 100644
> --- a/arch/alpha/kernel/srmcons.c
> +++ b/arch/alpha/kernel/srmcons.c
> @@ -94,17 +94,16 @@ srmcons_do_write(struct tty_port *port, const char *buf, int count)
> static char str_cr[1] = "\r";
> size_t c;
> srmcons_result result;
> - int need_cr;
>
> while (count > 0) {
> - need_cr = 0;
> + bool need_cr = false;
> /*
> * Break it up into reasonable size chunks to allow a chance
> * for input to get in
> */
> for (c = 0; c < min_t(size_t, 128U, count) && !need_cr; c++)
> if (buf[c] == '\n')
> - need_cr = 1;
> + need_cr = true;
>
> while (c > 0) {
> result.as_long = callback_puts(0, buf, c);
> @@ -122,7 +121,7 @@ srmcons_do_write(struct tty_port *port, const char *buf, int count)
> while (need_cr) {
> result.as_long = callback_puts(0, str_cr, 1);
> if (result.bits.c > 0)
> - need_cr = 0;
> + need_cr = false;
> }
> }
> }
>
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@...ux.intel.com>
--
i.
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