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

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Date:   Fri, 12 Jun 2020 15:03:04 +0800
From:   Wang Qing <wangqing@...o.com>
To:     Wim Van Sebroeck <wim@...ux-watchdog.org>,
        Guenter Roeck <linux@...ck-us.net>,
        linux-watchdog@...r.kernel.org, linux-kernel@...r.kernel.org
Cc:     Wang Qing <wangqing@...o.com>
Subject: [PATCH] drivers\watchdog: Use kobj_to_dev() API

Use kobj_to_dev() API instead of container_of().

Signed-off-by: Wang Qing <wangqing@...o.com>
---
 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;
 
-- 
2.7.4