On 4/28/19 12:32 AM, Pavel Machek wrote:
Hi!
This fixes one problem:
Pavel
Signed-off-by: Pavel Machek <pavel@xxxxxx>
diff --git a/drivers/leds/led-core.c b/drivers/leds/led-core.c
index e3da7c0..d795d8f 100644
--- a/drivers/leds/led-core.c
+++ b/drivers/leds/led-core.c
@@ -164,8 +164,14 @@ static void led_blink_setup(struct led_classdev *led_cdev,
unsigned long *delay_on,
unsigned long *delay_off)
{
+ while (work_pending(&led_cdev->set_brightness_work)) {
+ printk("Waiting for brightness set to finish\n");
+ schedule();
+ }
Or even better:
flush_work(&led_cdev->set_brightness_work);
if (!test_bit(LED_BLINK_ONESHOT, &led_cdev->work_flags) &&
led_cdev->blink_set &&
+ /* This can sleep */
!led_cdev->blink_set(led_cdev, delay_on, delay_off))
return;
--
Best regards,
Jacek Anaszewski
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