linux-kernel - Re: [PATCH v2 01/10] rtc: max77686: Fix max77686_rtc_read

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Date:	Fri, 22 Jan 2016 09:51:43 +0900
From:	Krzysztof Kozlowski <k.kozlowski@...sung.com>
To:	Javier Martinez Canillas <javier@....samsung.com>,
	linux-kernel@...r.kernel.org
Cc:	Kukjin Kim <kgene@...nel.org>, rtc-linux@...glegroups.com,
	Chanwoo Choi <cw00.choi@...sung.com>,
	Alexandre Belloni <alexandre.belloni@...e-electrons.com>,
	Laxman Dewangan <ldewangan@...dia.com>,
	linux-samsung-soc@...r.kernel.org
Subject: Re: [PATCH v2 01/10] rtc: max77686: Fix max77686_rtc_read_alarm()
 return value

On 22.01.2016 05:23, Javier Martinez Canillas wrote:
> The function is always returning zero even in case of failures since
> the ret value was not propagated to the callers. Fix the error path.
> 
> Reported-by: Krzysztof Kozlowski <k.kozlowski@...sung.com>
> Signed-off-by: Javier Martinez Canillas <javier@....samsung.com>
> ---
> 
> Changes in v2: None
> 
>  drivers/rtc/rtc-max77686.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/rtc/rtc-max77686.c b/drivers/rtc/rtc-max77686.c
> index 7184a0eda793..6653c3d11b66 100644
> --- a/drivers/rtc/rtc-max77686.c
> +++ b/drivers/rtc/rtc-max77686.c
> @@ -235,7 +235,7 @@ static int max77686_rtc_read_alarm(struct device *dev, struct rtc_wkalrm *alrm)
>  
>  out:
>  	mutex_unlock(&info->lock);
> -	return 0;
> +	return ret;
>  }
>  
>  static int max77686_rtc_stop_alarm(struct max77686_rtc_info *info)

Reviewed-by: Krzysztof Kozlowski <k.kozlowski@...sung.com>

Tested on Trats2 board with max77686:
Tested-by: Krzysztof Kozlowski <k.kozlowski@...sung.com>

Best regards,
Krzysztof