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Subject: Re: [PATCH 4/8] rtc: max77686: remove useless variable
To:     Luca Ceresoli <luca@lucaceresoli.net>, linux-kernel@vger.kernel.org
Cc:     Lee Jones <lee.jones@linaro.org>, Rob Herring <robh+dt@kernel.org>,
        Alessandro Zummo <a.zummo@towertech.it>,
        Alexandre Belloni <alexandre.belloni@bootlin.com>,
        Chanwoo Choi <cw00.choi@samsung.com>,
        Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>,
        Wim Van Sebroeck <wim@linux-watchdog.org>,
        Guenter Roeck <linux@roeck-us.net>, devicetree@vger.kernel.org,
        linux-rtc@vger.kernel.org, linux-watchdog@vger.kernel.org,
        Chiwoong Byun <woong.byun@samsung.com>,
        Laxman Dewangan <ldewangan@nvidia.com>
References: <20211011155615.257529-1-luca@lucaceresoli.net>
 <20211011155615.257529-5-luca@lucaceresoli.net>
From:   Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
Message-ID: <43b0cc1e-8b65-0322-d8ee-a8e45f1aa8fe@canonical.com>
Date:   Tue, 12 Oct 2021 10:01:22 +0200
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On 11/10/2021 17:56, Luca Ceresoli wrote:
> rtc_24hr_mode is set to 1 in max77686_rtc_probe()->max77686_rtc_init_reg()
> before being read and is never set back to 0 again. As such, it is de facto
> a constant.
> 
> Remove the variable and the unreachable code.
> 
> Signed-off-by: Luca Ceresoli <luca@lucaceresoli.net>
> ---
>  drivers/rtc/rtc-max77686.c | 11 +----------
>  1 file changed, 1 insertion(+), 10 deletions(-)
> 


Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>


Best regards,
Krzysztof