From: Jacek Anaszewski <jacek.anaszewski@xxxxxxxxx>
Log error message if kobject_uevent_env() fails in led_trigger_set().
Signed-off-by: Jacek Anaszewski <j.anaszewski@xxxxxxxxxxx>
---
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 c7a38d4..f538e8c 100644
--- a/drivers/leds/led-triggers.c
+++ b/drivers/leds/led-triggers.c
@@ -141,7 +141,8 @@ void led_trigger_set(struct led_classdev *led_cdev, struct led_trigger *trig)
if (event) {
envp[0] = event;
envp[1] = NULL;
- kobject_uevent_env(&led_cdev->dev->kobj, KOBJ_CHANGE, envp);
+ if (kobject_uevent_env(&led_cdev->dev->kobj, KOBJ_CHANGE, envp))
+ pr_err("Error sending uevent after setting LED trigger\n");
kfree(event);
}
}
--
1.9.1
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