Commit a875746f authored by Ricardo B. Marliere's avatar Ricardo B. Marliere Committed by Bartosz Golaszewski
Browse files

gpio: gpiolib: make gpio_bus_type const 



Now that the driver core can properly handle constant struct bus_type,
move the gpio_bus_type variable to be a constant structure as well,
placing it into read-only memory which can not be modified at runtime.

Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Suggested-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: default avatarRicardo B. Marliere <ricardo@marliere.net>
Signed-off-by: default avatarBartosz Golaszewski <bartosz.golaszewski@linaro.org>
parent fc449cef

drivers/gpio/gpiolib.c

+1 −1
Original line number Diff line number Diff line
@@ -63,7 +63,7 @@ static int gpio_bus_match(struct device *dev, struct device_driver *drv) 
	return 1;

}



static struct bus_type gpio_bus_type = {

static const struct bus_type gpio_bus_type = {

	.name = "gpio",

	.match = gpio_bus_match,

};