linux-kernel - Re: [PATCH] drivers\watchdog: Use kobj_to

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Date:   Fri, 12 Jun 2020 06:17:21 -0700
From:   Guenter Roeck <linux@...ck-us.net>
To:     Wang Qing <wangqing@...o.com>,
        Wim Van Sebroeck <wim@...ux-watchdog.org>,
        linux-watchdog@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] drivers\watchdog: Use kobj_to_dev() API

On 6/12/20 12:03 AM, Wang Qing wrote:
> Use kobj_to_dev() API instead of container_of().
> 
> Signed-off-by: Wang Qing <wangqing@...o.com>

Reviewed-by: Guenter Roeck <linux@...ck-us.net>

> ---
>  drivers/watchdog/watchdog_dev.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>  mode change 100644 => 100755 drivers/watchdog/watchdog_dev.c
> 
> diff --git a/drivers/watchdog/watchdog_dev.c b/drivers/watchdog/watchdog_dev.c
> index 7e4cd34..9da2360
> --- a/drivers/watchdog/watchdog_dev.c
> +++ b/drivers/watchdog/watchdog_dev.c
> @@ -587,7 +587,7 @@ static DEVICE_ATTR_RW(pretimeout_governor);
>  static umode_t wdt_is_visible(struct kobject *kobj, struct attribute *attr,
>  				int n)
>  {
> -	struct device *dev = container_of(kobj, struct device, kobj);
> +	struct device *dev = kobj_to_dev(kobj);
>  	struct watchdog_device *wdd = dev_get_drvdata(dev);
>  	umode_t mode = attr->mode;
>  
>