linux-kernel - Re: [PATCH] rtc: rtc-s3c: Remove one superfluous rtc_valid

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Message-id: <551DD46C.6030207@samsung.com>
Date:	Fri, 03 Apr 2015 08:44:44 +0900
From:	Chanwoo Choi <cw00.choi@...sung.com>
To:	Krzysztof Kozlowski <k.kozlowski@...sung.com>
Cc:	Alexandre Belloni <alexandre.belloni@...e-electrons.com>,
	linux-samsung-soc@...r.kernel.org,
	Alessandro Zummo <a.zummo@...ertech.it>,
	rtc-linux@...glegroups.com, linux-kernel@...r.kernel.org,
	Marek Szyprowski <m.szyprowski@...sung.com>
Subject: Re: [PATCH] rtc: rtc-s3c: Remove one superfluous rtc_valid_tm() check

On 04/02/2015 11:31 PM, Krzysztof Kozlowski wrote:
> The s3c_rtc_gettime() returns already result of rtc_valid_tm() on
> obtained time so get rid of another call to rtc_valid_tm().
> 
> Signed-off-by: Krzysztof Kozlowski <k.kozlowski@...sung.com>
> ---
>  drivers/rtc/rtc-s3c.c | 4 +---
>  1 file changed, 1 insertion(+), 3 deletions(-)
> 
> diff --git a/drivers/rtc/rtc-s3c.c b/drivers/rtc/rtc-s3c.c
> index 1d3a4c58fec4..a0f832362199 100644
> --- a/drivers/rtc/rtc-s3c.c
> +++ b/drivers/rtc/rtc-s3c.c
> @@ -497,9 +497,7 @@ static int s3c_rtc_probe(struct platform_device *pdev)
>  	device_init_wakeup(&pdev->dev, 1);
>  
>  	/* Check RTC Time */
> -	s3c_rtc_gettime(&pdev->dev, &rtc_tm);
> -
> -	if (rtc_valid_tm(&rtc_tm)) {
> +	if (s3c_rtc_gettime(&pdev->dev, &rtc_tm)) {
>  		rtc_tm.tm_year	= 100;
>  		rtc_tm.tm_mon	= 0;
>  		rtc_tm.tm_mday	= 1;
> 

s3c_rtc_gettime() return the value of rtc_valid_tm(). Looks good to me.

Reviewed-by: Chanwoo Choi <cw00.choi@...sung.com>

Thanks,
Chanwoo Choi
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