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

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Date:   Sat, 10 Sep 2022 17:51:09 +0200
From:   "Rafael J. Wysocki" <rafael@...nel.org>
To:     cgel.zte@...il.com
Cc:     "Rafael J. Wysocki" <rafael@...nel.org>,
        Kees Cook <keescook@...omium.org>,
        Anton Vorontsov <anton@...msg.org>,
        Colin Cross <ccross@...roid.com>,
        Tony Luck <tony.luck@...el.com>, Len Brown <lenb@...nel.org>,
        James Morse <james.morse@....com>,
        Borislav Petkov <bp@...en8.de>,
        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: APEI: Remove the unneeded result variable

On Wed, Aug 31, 2022 at 5:31 AM <cgel.zte@...il.com> wrote:
>
> From: ye xingchen <ye.xingchen@....com.cn>
>
> Return the value erst_get_record_id_begin() 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/apei/erst.c | 6 +-----
>  1 file changed, 1 insertion(+), 5 deletions(-)
>
> diff --git a/drivers/acpi/apei/erst.c b/drivers/acpi/apei/erst.c
> index 31b077eedb58..247989060e29 100644
> --- a/drivers/acpi/apei/erst.c
> +++ b/drivers/acpi/apei/erst.c
> @@ -1020,14 +1020,10 @@ static int reader_pos;
>
>  static int erst_open_pstore(struct pstore_info *psi)
>  {
> -       int rc;
> -
>         if (erst_disable)
>                 return -ENODEV;
>
> -       rc = erst_get_record_id_begin(&reader_pos);
> -
> -       return rc;
> +       return erst_get_record_id_begin(&reader_pos);
>  }
>
>  static int erst_close_pstore(struct pstore_info *psi)
> --

Can you please combine this patch with the other analogous one you
sent for APEI?