From: Fenglin Wu <fenglinw@xxxxxxxxxxxxxx>
The LED_KEEP_TRIGGER flag prevents the trigger being removed while
turning off the LEDs. Extend the flag usage to prevent the trigger being
removed even while "none" trigger is set.
Signed-off-by: Fenglin Wu <fenglinw@xxxxxxxxxxxxxx>
Signed-off-by: Guru Das Srinagesh <gurus@xxxxxxxxxxxxxx>
---
drivers/leds/led-triggers.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/leds/led-triggers.c b/drivers/leds/led-triggers.c
index 8d11a5e..a0e4531 100644
--- a/drivers/leds/led-triggers.c
+++ b/drivers/leds/led-triggers.c
@@ -40,7 +40,8 @@ ssize_t led_trigger_store(struct device *dev, struct device_attribute *attr,
goto unlock;
}
- if (sysfs_streq(buf, "none")) {
+ if (sysfs_streq(buf, "none") &&
+ !(led_cdev->flags & LED_KEEP_TRIGGER)) {
led_trigger_remove(led_cdev);
goto unlock;
}
--
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