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

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Date:   Wed, 28 Sep 2022 14:48:53 +0800
From:   Baoquan He <bhe@...hat.com>
To:     cgel.zte@...il.com
Cc:     ebiederm@...ssion.com, kexec@...ts.infradead.org,
        linux-kernel@...r.kernel.org, ye xingchen <ye.xingchen@....com.cn>,
        Zeal Robot <zealci@....com.cn>
Subject: Re: [PATCH linux-next] kexec: Remove the unneeded result variable

On 09/08/22 at 01:03am, cgel.zte@...il.com wrote:
> From: ye xingchen <ye.xingchen@....com.cn>
> 
> Return the value kimage_add_entry() 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>

LGTM,

Acked-by: Baoquan He <bhe@...hat.com>

> ---
>  kernel/kexec_core.c | 10 ++--------
>  1 file changed, 2 insertions(+), 8 deletions(-)
> 
> diff --git a/kernel/kexec_core.c b/kernel/kexec_core.c
> index ca2743f9c634..969e8f52f7da 100644
> --- a/kernel/kexec_core.c
> +++ b/kernel/kexec_core.c
> @@ -561,23 +561,17 @@ static int kimage_add_entry(struct kimage *image, kimage_entry_t entry)
>  static int kimage_set_destination(struct kimage *image,
>  				   unsigned long destination)
>  {
> -	int result;
> -
>  	destination &= PAGE_MASK;
> -	result = kimage_add_entry(image, destination | IND_DESTINATION);
>  
> -	return result;
> +	return kimage_add_entry(image, destination | IND_DESTINATION);
>  }
>  
>  
>  static int kimage_add_page(struct kimage *image, unsigned long page)
>  {
> -	int result;
> -
>  	page &= PAGE_MASK;
> -	result = kimage_add_entry(image, page | IND_SOURCE);
>  
> -	return result;
> +	return kimage_add_entry(image, page | IND_SOURCE);
>  }
>  
>  
> -- 
> 2.25.1
>