linux-kernel - Re: [PATCH linux-next] ACPI: EC: Remove the unneeded result variable

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Date:   Sat, 3 Sep 2022 20:33:01 +0200
From:   "Rafael J. Wysocki" <rafael@...nel.org>
To:     cgel.zte@...il.com
Cc:     "Rafael J. Wysocki" <rafael@...nel.org>,
        Len Brown <lenb@...nel.org>,
        ACPI Devel Maling List <linux-acpi@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        ye xingchen <ye.xingchen@....com.cn>,
        Zeal Robot <zealci@....com.cn>
Subject: Re: [PATCH linux-next] ACPI: EC: Remove the unneeded result variable

On Thu, Aug 25, 2022 at 9:27 AM <cgel.zte@...il.com> wrote:
>
> From: ye xingchen <ye.xingchen@....com.cn>
>
> Return the value acpi_ec_write() directly instead of storing it in
> another redundant variable.
>
> Reported-by: Zeal Robot <zealci@....com.cn>
> Signed-off-by: ye xingchen <ye.xingchen@....com.cn>
> ---
>  drivers/acpi/ec.c | 6 +-----
>  1 file changed, 1 insertion(+), 5 deletions(-)
>
> diff --git a/drivers/acpi/ec.c b/drivers/acpi/ec.c
> index c95e535035a0..9b42628cf21b 100644
> --- a/drivers/acpi/ec.c
> +++ b/drivers/acpi/ec.c
> @@ -917,14 +917,10 @@ EXPORT_SYMBOL(ec_read);
>
>  int ec_write(u8 addr, u8 val)
>  {
> -       int err;
> -
>         if (!first_ec)
>                 return -ENODEV;
>
> -       err = acpi_ec_write(first_ec, addr, val);
> -
> -       return err;
> +       return acpi_ec_write(first_ec, addr, val);
>  }
>  EXPORT_SYMBOL(ec_write);
>
> --

Applied as 6.1 material with some edits in the subject and changelog.

Thanks!