platform/x86: samsung-laptop: use kobj_to_dev()

Minghao Chi · jwrdegoede · commit c8ad6a768062 · 2022-05-12T15:37:53.000+02:00
Use kobj_to_dev() instead of open-coding it. Signed-off-by: Minghao Chi <chi.minghao@zte.com.cn> Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com> Link: https://lore.kernel.org/r/20220511021522.1488373-1-chi.minghao@zte.com.cn Signed-off-by: Hans de Goede <hdegoede@redhat.com>
diff --git a/drivers/platform/x86/samsung-laptop.c b/drivers/platform/x86/samsung-laptop.c
@@ -1208,7 +1208,7 @@ static int __init samsung_backlight_init(struct samsung_laptop *samsung)
 static umode_t samsung_sysfs_is_visible(struct kobject *kobj,
 					struct attribute *attr, int idx)
 {
-	struct device *dev = container_of(kobj, struct device, kobj);
+	struct device *dev = kobj_to_dev(kobj);
 	struct samsung_laptop *samsung = dev_get_drvdata(dev);
 	bool ok = true;
 

Original file line number	Diff line number	Diff line change
`@@ -1208,7 +1208,7 @@ static int __init samsung_backlight_init(struct samsung_laptop *samsung)`
`1208`	`1208`	`static umode_t samsung_sysfs_is_visible(struct kobject *kobj,`
`1209`	`1209`	`struct attribute *attr, int idx)`
`1210`	`1210`	`{`
`1211`		`- struct device *dev = container_of(kobj, struct device, kobj);`
	`1211`	`+ struct device *dev = kobj_to_dev(kobj);`
`1212`	`1212`	`struct samsung_laptop *samsung = dev_get_drvdata(dev);`
`1213`	`1213`	`bool ok = true;`
`1214`	`1214`