linux-kernel - Re: [PATCH] video: fbdev: replace spurious snprintf() with sprintf()

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Message-ID: <8a486558-08cb-b8fa-5a33-77d73482b1ea@samsung.com>
Date:   Tue, 8 Sep 2020 13:37:29 +0200
From:   Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>
To:     Alex Dewar <alex.dewar90@...il.com>
Cc:     Daniel Vetter <daniel.vetter@...ll.ch>,
        Jani Nikula <jani.nikula@...el.com>,
        Arnd Bergmann <arnd@...db.de>, dri-devel@...ts.freedesktop.org,
        linux-fbdev@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] video: fbdev: replace spurious snprintf() with
 sprintf()


On 8/24/20 7:44 PM, Alex Dewar wrote:
> par->vgapass is a u8, so if we are assuming that buf is at least
> PAGE_SIZE then the extra checking is pointless.
> 
> Signed-off-by: Alex Dewar <alex.dewar90@...il.com>

Applied to drm-misc-next tree, thanks.

Best regards,
--
Bartlomiej Zolnierkiewicz
Samsung R&D Institute Poland
Samsung Electronics

> ---
>  drivers/video/fbdev/sstfb.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/video/fbdev/sstfb.c b/drivers/video/fbdev/sstfb.c
> index afe6d1b7c3a0..c05cdabeb11c 100644
> --- a/drivers/video/fbdev/sstfb.c
> +++ b/drivers/video/fbdev/sstfb.c
> @@ -733,7 +733,7 @@ static ssize_t show_vgapass(struct device *device, struct device_attribute *attr
>  {
>  	struct fb_info *info = dev_get_drvdata(device);
>  	struct sstfb_par *par = info->par;
> -	return snprintf(buf, PAGE_SIZE, "%d\n", par->vgapass);
> +	return sprintf(buf, "%d\n", par->vgapass);
>  }
>  
>  static struct device_attribute device_attrs[] = {
>