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

Use kobj_to_dev() instead of open-coding the container_of() macro.

Signed-off-by: Barnabás Pőcze <pobrn@protonmail.com>
Link: https://lore.kernel.org/r/20210203215403.290792-9-pobrn@protonmail.com
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>

diff --git a/drivers/platform/x86/ideapad-laptop.c b/drivers/platform/x86/ideapad-laptop.c
index 2153688..30ea971 100644 (file)
--- a/drivers/platform/x86/ideapad-laptop.c
+++ b/drivers/platform/x86/ideapad-laptop.c
@@ -547,7 +547,7 @@ static umode_t ideapad_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 ideapad_private *priv = dev_get_drvdata(dev);
        bool supported;