[PATCH 3/3] After setting inverted attribute, we must update the LED.

[Thadeu Lima de Souza Cascardo <cascardo@holoscopio.com>]

If we change the inverted attribute to another value, the LED will not
be inverted until we change the GPIO state.

Signed-off-by: Thadeu Lima de Souza Cascardo <cascardo@holoscopio.com>
---
 drivers/leds/ledtrig-gpio.c |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)

diff --git a/drivers/leds/ledtrig-gpio.c b/drivers/leds/ledtrig-gpio.c
index 7c9aff9..1136f50 100644
--- a/drivers/leds/ledtrig-gpio.c
+++ b/drivers/leds/ledtrig-gpio.c
@@ -117,6 +117,9 @@ static ssize_t gpio_trig_inverted_store(struct device *dev,
 
 	gpio_data->inverted = !!inverted;
 
+	/* After inverting, we need to update the LED. */
+	schedule_work(&gpio_data->work);
+
 	return n;
 }
 static DEVICE_ATTR(inverted, 0644, gpio_trig_inverted_show,
-- 
1.6.3.3