linux-kernel - Re: [PATCH] drm/malidp: convert sysfs snprintf to sysfs

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Message-ID: <Yl6ZhnewbrlUbWuo@e110455-lin.cambridge.arm.com>
Date:   Tue, 19 Apr 2022 12:14:14 +0100
From:   Liviu Dudau <liviu.dudau@....com>
To:     Xuezhi Zhang <zhangxuezhi1@...lpad.com>
Cc:     brian.starkey@....com, airlied@...ux.ie, daniel@...ll.ch,
        linux-kernel@...r.kernel.org, dri-devel@...ts.freedesktop.org
Subject: Re: [PATCH] drm/malidp: convert sysfs snprintf to sysfs_emit

On Sun, Apr 17, 2022 at 01:29:18PM +0000, Xuezhi Zhang wrote:
> Fix the following coccicheck warning:
> drivers/gpu/drm/arm/malidp_drv.c:658:8-16:
> WARNING: use scnprintf or sprintf
> 
> Signed-off-by: Xuezhi Zhang <zhangxuezhi1@...lpad.com>

Acked-by: Liviu Dudau <liviu.dudau@....com>

Thanks for this!

Best regards,
Liviu

> ---
>  drivers/gpu/drm/arm/malidp_drv.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/gpu/drm/arm/malidp_drv.c b/drivers/gpu/drm/arm/malidp_drv.c
> index d5aef21426cf..b1ffd5ba27d9 100644
> --- a/drivers/gpu/drm/arm/malidp_drv.c
> +++ b/drivers/gpu/drm/arm/malidp_drv.c
> @@ -655,7 +655,7 @@ static ssize_t core_id_show(struct device *dev, struct device_attribute *attr,
>  	struct drm_device *drm = dev_get_drvdata(dev);
>  	struct malidp_drm *malidp = drm->dev_private;
>  
> -	return snprintf(buf, PAGE_SIZE, "%08x\n", malidp->core_id);
> +	return sysfs_emit(buf, "%08x\n", malidp->core_id);
>  }
>  
>  static DEVICE_ATTR_RO(core_id);
> -- 
> 2.25.1
> 

-- 
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