Commit 5ad79c20 authored by Jan Kiszka's avatar Jan Kiszka Committed by Pavel Machek
Browse files

leds: trigger: gpio: Avoid warning on update of inverted 



If the GPIO has not been configured yet, writing to inverted will raise
a kernel warning.

Signed-off-by: default avatarJan Kiszka <jan.kiszka@siemens.com>
Signed-off-by: default avatarPavel Machek <pavel@ucw.cz>
parent 14d3e74f

drivers/leds/trigger/ledtrig-gpio.c

+2 −1
Original line number Diff line number Diff line
@@ -99,6 +99,7 @@ static ssize_t gpio_trig_inverted_store(struct device *dev, 
	gpio_data->inverted = inverted;



	/* After inverting, we need to update the LED. */

	if (gpio_is_valid(gpio_data->gpio))

		gpio_trig_irq(0, led);



	return n;