linux-kernel - [PATCH] leds: change ledtrig-timer to use activated flag

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Date:	Fri, 20 Apr 2012 14:17:25 -0600
From:	Shuah Khan <shuahkhan@...il.com>
To:	Andrew Morton <akpm@...ux-foundation.org>
Cc:	shuahkhan@...il.com, LKML <linux-kernel@...r.kernel.org>,
	Richard Purdie <richard.purdie@...uxfoundation.org>
Subject: [PATCH] leds: change ledtrig-timer to use activated flag

Changed existing timer trigger to use activated flag to set activate 
successful status in activate routine and check it in deactivate 
routine to do cleanup.

>From 4b7baef37d25b5ba5ed9f561375157e2a717e28f Mon Sep 17 00:00:00 2001
From: Shuah Khan <shuahkhan@...il.com>
Date: Fri, 20 Apr 2012 13:07:20 -0600
Subject: [PATCH] leds: change ledtrig-timer to use activated flag


Signed-off-by: Shuah Khan <shuahkhan@...il.com>
---
 drivers/leds/ledtrig-timer.c |    6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/leds/ledtrig-timer.c b/drivers/leds/ledtrig-timer.c
index 328c64c..e20d1db 100644
--- a/drivers/leds/ledtrig-timer.c
+++ b/drivers/leds/ledtrig-timer.c
@@ -95,8 +95,7 @@ static void timer_trig_activate(struct led_classdev *led_cdev)
 
 	led_blink_set(led_cdev, &led_cdev->blink_delay_on,
 		      &led_cdev->blink_delay_off);
-
-	led_cdev->trigger_data = (void *)1;
+	led_cdev->activated = true;
 
 	return;
 
@@ -106,9 +105,10 @@ err_out_delayon:
 
 static void timer_trig_deactivate(struct led_classdev *led_cdev)
 {
-	if (led_cdev->trigger_data) {
+	if (led_cdev->activated) {
 		device_remove_file(led_cdev->dev, &dev_attr_delay_on);
 		device_remove_file(led_cdev->dev, &dev_attr_delay_off);
+		led_cdev->activated = false;
 	}
 
 	/* Stop blinking */
-- 
1.7.5.4



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