linux-kernel - Re: [PATCH] coccinelle: api: fix kobj_to

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Message-ID: <9e553578-a8dd-847e-0d19-8c34ce4bf1bc@samsung.com>
Date:   Tue, 8 Sep 2020 13:37:40 +0200
From:   Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>
To:     Julia Lawall <julia.lawall@...ia.fr>
Cc:     Denis Efremov <efremov@...ux.com>,
        Bernie Thompson <bernie@...gable.com>,
        linux-fbdev@...r.kernel.org, dri-devel@...ts.freedesktop.org,
        linux-kernel@...r.kernel.org, kbuild-all@...ts.01.org
Subject: Re: [PATCH] coccinelle: api: fix kobj_to_dev.cocci warnings


On 8/26/20 10:54 PM, Julia Lawall wrote:
> From: kernel test robot <lkp@...el.com>
> 
>  Use kobj_to_dev() instead of container_of()
> 
> Generated by: scripts/coccinelle/api/kobj_to_dev.cocci
> 
> Fixes: a2fc3718bc22 ("coccinelle: api: add kobj_to_dev.cocci script")
> CC: Denis Efremov <efremov@...ux.com>
> Signed-off-by: kernel test robot <lkp@...el.com>
> Signed-off-by: Julia Lawall <julia.lawall@...ia.fr>

Applied to drm-misc-next tree, thanks.

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

> ---
> 
> tree:   https://git.kernel.org/pub/scm/linux/kernel/git/jlawall/linux.git for-5.10
> head:   a2fc3718bc22e85378085568ecc5765fb28cabce
> commit: a2fc3718bc22e85378085568ecc5765fb28cabce [3/3] coccinelle: api: add kobj_to_dev.cocci script
> :::::: branch date: 5 days ago
> :::::: commit date: 5 days ago
> 
>  udlfb.c |    4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> --- a/drivers/video/fbdev/udlfb.c
> +++ b/drivers/video/fbdev/udlfb.c
> @@ -1457,7 +1457,7 @@ static ssize_t edid_show(
>  			struct file *filp,
>  			struct kobject *kobj, struct bin_attribute *a,
>  			 char *buf, loff_t off, size_t count) {
> -	struct device *fbdev = container_of(kobj, struct device, kobj);
> +	struct device *fbdev = kobj_to_dev(kobj);
>  	struct fb_info *fb_info = dev_get_drvdata(fbdev);
>  	struct dlfb_data *dlfb = fb_info->par;
> 
> @@ -1479,7 +1479,7 @@ static ssize_t edid_store(
>  			struct file *filp,
>  			struct kobject *kobj, struct bin_attribute *a,
>  			char *src, loff_t src_off, size_t src_size) {
> -	struct device *fbdev = container_of(kobj, struct device, kobj);
> +	struct device *fbdev = kobj_to_dev(kobj);
>  	struct fb_info *fb_info = dev_get_drvdata(fbdev);
>  	struct dlfb_data *dlfb = fb_info->par;
>  	int ret;
>