Input: trackpoint - use kobj_to_dev()

Use kobj_to_dev() instead of container_of()

Generated by: scripts/coccinelle/api/kobj_to_dev.cocci

Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Link: https://lore.kernel.org/r/20210607122722.36736-1-yuehaibing@huawei.com
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>

drivers/input/mouse/trackpoint.c

@@ -214,7 +214,7 @@ static bool trackpoint_is_attr_available(struct psmouse *psmouse,
 static umode_t trackpoint_is_attr_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 serio *serio = to_serio_port(dev);
 	struct psmouse *psmouse = serio_get_drvdata(serio);