Commit e82bbd67 authored by Bartosz Golaszewski's avatar Bartosz Golaszewski
Browse files

gpio: cdev: open-code to_gpio_chardev_data() 



This function is a wrapper around container_of(). It's used only once and
we will have a second notifier soon, so instead of having two flavors of
this helper, let's just open-code where needed.

Signed-off-by: default avatarBartosz Golaszewski <bartosz.golaszewski@linaro.org>
Reviewed-by: default avatarLinus Walleij <linus.walleij@linaro.org>
Reviewed-by: default avatarKent Gibson <warthog618@gmail.com>
parent 17a7ca35

drivers/gpio/gpiolib-cdev.c

+2 −7
Original line number Diff line number Diff line
@@ -2491,16 +2491,11 @@ static long gpio_ioctl_compat(struct file *file, unsigned int cmd, 
}

#endif



static struct gpio_chardev_data *

to_gpio_chardev_data(struct notifier_block *nb)

{

	return container_of(nb, struct gpio_chardev_data, lineinfo_changed_nb);

}



static int lineinfo_changed_notify(struct notifier_block *nb,

				   unsigned long action, void *data)

{

	struct gpio_chardev_data *cdev = to_gpio_chardev_data(nb);

	struct gpio_chardev_data *cdev =

		container_of(nb, struct gpio_chardev_data, lineinfo_changed_nb);

	struct gpio_v2_line_info_changed chg;

	struct gpio_desc *desc = data;

	int ret;