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Date:   Wed, 6 Dec 2017 15:53:56 -0700
From:   Jerry Hoemann <jerry.hoemann@....com>
To:     Arnd Bergmann <arnd@...db.de>
Cc:     Jimmy Vance <jimmy.vance@....com>,
        Wim Van Sebroeck <wim@...ana.be>,
        Guenter Roeck <linux@...ck-us.net>,
        linux-watchdog@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] watchdog: hpwdt: fix unused variable warning

On Wed, Dec 06, 2017 at 10:02:37PM +0100, Arnd Bergmann wrote:
> The new hpwdt_my_nmi() function is used conditionally, which produces
> a harmless warning in some configurations:
> 
> drivers/watchdog/hpwdt.c:478:12: error: 'hpwdt_my_nmi' defined but not used [-Werror=unused-function]
> 
> This moves it inside of the #ifdef that protects its caller, to silence
> the warning.
> 
> Fixes: 621174a92851 ("watchdog: hpwdt: Check source of NMI")
> Signed-off-by: Arnd Bergmann <arnd@...db.de>
> ---
>  drivers/watchdog/hpwdt.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/watchdog/hpwdt.c b/drivers/watchdog/hpwdt.c
> index e61658310381..f1f00dfc0e68 100644
> --- a/drivers/watchdog/hpwdt.c
> +++ b/drivers/watchdog/hpwdt.c
> @@ -475,12 +475,12 @@ static int hpwdt_time_left(void)
>  	return TICKS_TO_SECS(ioread16(hpwdt_timer_reg));
>  }
>  
> +#ifdef CONFIG_HPWDT_NMI_DECODING
>  static int hpwdt_my_nmi(void)
>  {
>  	return ioread8(hpwdt_nmistat) & 0x6;
>  }
>  
> -#ifdef CONFIG_HPWDT_NMI_DECODING
>  /*
>   *	NMI Handler
>   */
> -- 
> 2.9.0
> 


Looks fine. Thanks!


Reviewed-by: Jerry Hoemann <jerry.hoemann@....com>


-- 

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Jerry Hoemann                  Software Engineer   Hewlett Packard Enterprise
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