linux-kernel - Re: [PATCH] clocksource: atmel-st: remove useless 'status'

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Date:   Wed, 15 Apr 2020 09:37:11 +0200
From:   Alexandre Belloni <alexandre.belloni@...tlin.com>
To:     Jason Yan <yanaijie@...wei.com>
Cc:     daniel.lezcano@...aro.org, tglx@...utronix.de,
        nicolas.ferre@...rochip.com, ludovic.desroches@...rochip.com,
        linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH] clocksource: atmel-st: remove useless 'status'

On 14/04/2020 20:02:38+0800, Jason Yan wrote:
> Fix the following coccicheck warning:
> 
> drivers/clocksource/timer-atmel-st.c:142:6-12: Unneeded variable:
> "status". Return "0" on line 166
> 
> Signed-off-by: Jason Yan <yanaijie@...wei.com>
Acked-by: Alexandre Belloni <alexandre.belloni@...tlin.com>

> ---
>  drivers/clocksource/timer-atmel-st.c | 3 +--
>  1 file changed, 1 insertion(+), 2 deletions(-)
> 
> diff --git a/drivers/clocksource/timer-atmel-st.c b/drivers/clocksource/timer-atmel-st.c
> index ab0aabfae5f0..73e8aee445da 100644
> --- a/drivers/clocksource/timer-atmel-st.c
> +++ b/drivers/clocksource/timer-atmel-st.c
> @@ -139,7 +139,6 @@ static int
>  clkevt32k_next_event(unsigned long delta, struct clock_event_device *dev)
>  {
>  	u32		alm;
> -	int		status = 0;
>  	unsigned int	val;
>  
>  	BUG_ON(delta < 2);
> @@ -163,7 +162,7 @@ clkevt32k_next_event(unsigned long delta, struct clock_event_device *dev)
>  	alm += delta;
>  	regmap_write(regmap_st, AT91_ST_RTAR, alm);
>  
> -	return status;
> +	return 0;
>  }
>  
>  static struct clock_event_device clkevt = {
> -- 
> 2.21.1
> 

-- 
Alexandre Belloni, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com