linux-kernel - Re: [PATCH linux-next] include:crash_dump: fix boolreturn.cocci warnings

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Date:   Fri, 27 Aug 2021 11:08:29 +0800
From:   Dave Young <dyoung@...hat.com>
To:     CGEL <cgel.zte@...il.com>
Cc:     Baoquan He <bhe@...hat.com>, Vivek Goyal <vgoyal@...hat.com>,
        kexec@...ts.infradead.org, linux-kernel@...r.kernel.org,
        Jing Yangyang <jing.yangyang@....com.cn>,
        Zeal Robot <zealci@....com.cn>
Subject: Re: [PATCH linux-next] include:crash_dump: fix boolreturn.cocci
 warnings

On 08/23/21 at 11:01pm, CGEL wrote:
> From: Jing Yangyang <jing.yangyang@....com.cn>
> 
> ./include/linux/crash_dump.h:98:50-51:WARNING: return of 0/1 in
> function 'is_kdump_kernel' with return type bool
> 
> Return statements in functions returning bool should use true/false
> instead of 1/0.
> 
> Generated by: scripts/coccinelle/misc/boolreturn.cocci
> 
> Reported-by: Zeal Robot <zealci@....com.cn>
> Signed-off-by: Jing Yangyang <jing.yangyang@....com.cn>
> ---
>  include/linux/crash_dump.h | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/include/linux/crash_dump.h b/include/linux/crash_dump.h
> index a5192b7..f92ebfe 100644
> --- a/include/linux/crash_dump.h
> +++ b/include/linux/crash_dump.h
> @@ -95,7 +95,7 @@ static inline void vmcore_unusable(void)
>  extern void unregister_oldmem_pfn_is_ram(void);
>  
>  #else /* !CONFIG_CRASH_DUMP */
> -static inline bool is_kdump_kernel(void) { return 0; }
> +static inline bool is_kdump_kernel(void) { return false; }
>  #endif /* CONFIG_CRASH_DUMP */
>  
>  /* Device Dump information to be filled by drivers */
> -- 
> 1.8.3.1
> 
> 

Acked-by: Dave Young <dyoung@...hat.com>

Thanks
Dave