gpiolib: sysfs: use kobj_to_dev

Use kobj_to_dev() API instead of container_of().

Signed-off-by: Wang Qing <wangqing@vivo.com>
Signed-off-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>

diff --git a/drivers/gpio/gpiolib-sysfs.c b/drivers/gpio/gpiolib-sysfs.c
index 23e3d33..82371fe 100644 (file)
--- a/drivers/gpio/gpiolib-sysfs.c
+++ b/drivers/gpio/gpiolib-sysfs.c
@@ -365,7 +365,7 @@ static DEVICE_ATTR_RW(active_low);
 static umode_t gpio_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 gpiod_data *data = dev_get_drvdata(dev);
        struct gpio_desc *desc = data->desc;
        umode_t mode = attr->mode;