linux-kernel - Re: [PATCH 3/3] PM / devfreq: tegra: remove unneeded variable

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Date:   Mon, 18 Feb 2019 09:38:03 +0900
From:   Chanwoo Choi <cw00.choi@...sung.com>
To:     Yangtao Li <tiny.windzz@...il.com>, myungjoo.ham@...sung.com,
        kyungmin.park@...sung.com, heiko@...ech.de,
        thierry.reding@...il.com, jonathanh@...dia.com
Cc:     linux-pm@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-rockchip@...ts.infradead.org, linux-kernel@...r.kernel.org,
        linux-tegra@...r.kernel.org
Subject: Re: [PATCH 3/3] PM / devfreq: tegra: remove unneeded variable

On 19. 2. 17. 오전 12:18, Yangtao Li wrote:
> This variable is not used after initialization, so
> remove it. And in order to unify the code style,
> move the location where the dev_get_drvdata is called
> by the way.
> 
> Signed-off-by: Yangtao Li <tiny.windzz@...il.com>
> ---
>  drivers/devfreq/tegra-devfreq.c | 7 ++-----
>  1 file changed, 2 insertions(+), 5 deletions(-)
> 
> diff --git a/drivers/devfreq/tegra-devfreq.c b/drivers/devfreq/tegra-devfreq.c
> index c59d2eee5d30..c89ba7b834ff 100644
> --- a/drivers/devfreq/tegra-devfreq.c
> +++ b/drivers/devfreq/tegra-devfreq.c
> @@ -573,10 +573,7 @@ static int tegra_governor_get_target(struct devfreq *devfreq,
>  static int tegra_governor_event_handler(struct devfreq *devfreq,
>  					unsigned int event, void *data)
>  {
> -	struct tegra_devfreq *tegra;
> -	int ret = 0;
> -
> -	tegra = dev_get_drvdata(devfreq->dev.parent);
> +	struct tegra_devfreq *tegra = dev_get_drvdata(devfreq->dev.parent);
>  
>  	switch (event) {
>  	case DEVFREQ_GOV_START:
> @@ -600,7 +597,7 @@ static int tegra_governor_event_handler(struct devfreq *devfreq,
>  		break;
>  	}
>  
> -	return ret;
> +	return 0;
>  }
>  
>  static struct devfreq_governor tegra_devfreq_governor = {
> 

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

-- 
Best Regards,
Chanwoo Choi
Samsung Electronics