From: Jacek Anaszewski <jacek.anaszewski@gmail.com>
Date: Mon, 19 Mar 2018 19:23:19 +0000 (+0100)
Subject: led: core: Clear LED_BLINK_SW flag in led_blink_set()
X-Git-Tag: v4.9.90~170
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=d1ef7ed6e586ef69b366719bc37f1009e1d7d5d4;p=platform%2Fkernel%2Flinux-amlogic.git

led: core: Clear LED_BLINK_SW flag in led_blink_set()

[Only needed in 4.9.y due to other fixes in mainline - gregkh]

With the current code, the following sequence won't work :
echo timer > trigger

echo 0 >  delay_off
* at this point we call
** led_delay_off_store
** led_blink_set
---

diff --git a/drivers/leds/led-core.c b/drivers/leds/led-core.c
index 3bce448..454ed4d 100644
--- a/drivers/leds/led-core.c
+++ b/drivers/leds/led-core.c
@@ -188,6 +188,7 @@ void led_blink_set(struct led_classdev *led_cdev,
 {
 	del_timer_sync(&led_cdev->blink_timer);
 
+	led_cdev->flags &= ~LED_BLINK_SW;
 	led_cdev->flags &= ~LED_BLINK_ONESHOT;
 	led_cdev->flags &= ~LED_BLINK_ONESHOT_STOP;