This is a note to let you know that I've just added the patch titled

led: core: Fix brightness setting when setting delay_off=0

to the 4.14-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git%3Ba=su...

The filename of the patch is: led-core-fix-brightness-setting-when-setting-delay_off-0.patch and it can be found in the queue-4.14 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree, please let stable@vger.kernel.org know about it.

From foo@baz Wed Feb 28 16:23:28 CET 2018

From: Matthieu CASTET matthieu.castet@parrot.com Date: Tue, 12 Dec 2017 11:10:44 +0100 Subject: led: core: Fix brightness setting when setting delay_off=0

From: Matthieu CASTET matthieu.castet@parrot.com

[ Upstream commit 2b83ff96f51d0b039c4561b9f95c824d7bddb85c ]

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 --- drivers/leds/led-core.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/drivers/leds/led-core.c +++ b/drivers/leds/led-core.c @@ -187,7 +187,7 @@ void led_blink_set(struct led_classdev * unsigned long *delay_on, unsigned long *delay_off) { - del_timer_sync(&led_cdev->blink_timer); + led_stop_software_blink(led_cdev);

clear_bit(LED_BLINK_ONESHOT, &led_cdev->work_flags); clear_bit(LED_BLINK_ONESHOT_STOP, &led_cdev->work_flags);

Patches currently in stable-queue which might be from matthieu.castet@parrot.com are

queue-4.14/led-core-fix-brightness-setting-when-setting-delay_off-0.patch