linux-kernel - Re: [PATCH] PM / devfreq: exynos-ppmu: Delete an error message for a failed memory allocation in exynos_ppmu

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Date:   Wed, 14 Feb 2018 07:21:44 +0900
From:   Chanwoo Choi <cw00.choi@...sung.com>
To:     SF Markus Elfring <elfring@...rs.sourceforge.net>,
        linux-arm-kernel@...ts.infradead.org, linux-pm@...r.kernel.org,
        linux-samsung-soc@...r.kernel.org,
        Krzysztof Kozlowski <krzk@...nel.org>,
        Kukjin Kim <kgene@...nel.org>,
        Kyungmin Park <kyungmin.park@...sung.com>,
        MyungJoo Ham <myungjoo.ham@...sung.com>
Cc:     LKML <linux-kernel@...r.kernel.org>,
        kernel-janitors@...r.kernel.org
Subject: Re: [PATCH] PM / devfreq: exynos-ppmu: Delete an error message for
 a failed memory allocation in exynos_ppmu_probe()

On 2018년 02월 14일 06:17, SF Markus Elfring wrote:
> From: Markus Elfring <elfring@...rs.sourceforge.net>
> Date: Tue, 13 Feb 2018 22:10:42 +0100
> 
> Omit an extra message for a memory allocation failure in this function.
> 
> This issue was detected by using the Coccinelle software.
> 
> Signed-off-by: Markus Elfring <elfring@...rs.sourceforge.net>
> ---
>  drivers/devfreq/event/exynos-ppmu.c | 6 ++----
>  1 file changed, 2 insertions(+), 4 deletions(-)
> 
> diff --git a/drivers/devfreq/event/exynos-ppmu.c b/drivers/devfreq/event/exynos-ppmu.c
> index d96e3dc71cf8..72ac9113500d 100644
> --- a/drivers/devfreq/event/exynos-ppmu.c
> +++ b/drivers/devfreq/event/exynos-ppmu.c
> @@ -627,11 +627,9 @@ static int exynos_ppmu_probe(struct platform_device *pdev)
>  
>  	size = sizeof(struct devfreq_event_dev *) * info->num_events;
>  	info->edev = devm_kzalloc(&pdev->dev, size, GFP_KERNEL);
> -	if (!info->edev) {
> -		dev_err(&pdev->dev,
> -			"failed to allocate memory devfreq-event devices\n");
> +	if (!info->edev)
>  		return -ENOMEM;
> -	}
> +
>  	edev = info->edev;
>  	platform_set_drvdata(pdev, info);
>  
> 

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

-- 
Best Regards,
Chanwoo Choi
Samsung Electronics