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leds-lp5523: set the brightness to 0 forcely on removing the driver

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Turning off the brightness of each channel is required
when removing the driver.

So use flush_work() rather than cancel_work_sync() to execute
remaining brightness works.

Signed-off-by: Milo(Woogyom) Kim <milo.kim@ti.com>
Signed-off-by: Bryan Wu <bryan.wu@canonical.com>
This commit is contained in:
Kim, Milo 2012-08-22 15:32:45 +08:00 committed by Bryan Wu
parent 94b43b6771
commit a39b9854c7
1 changed files with 2 additions and 2 deletions
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4
drivers/leds/leds-lp5523.c
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@ -974,7 +974,7 @@ static int __devinit lp5523_probe(struct i2c_client *client,
fail2:
for (i = 0; i < chip->num_leds; i++) {
led_classdev_unregister(&chip->leds[i].cdev);
cancel_work_sync(&chip->leds[i].brightness_work);
flush_work(&chip->leds[i].brightness_work);
}
fail1:
if (pdata->enable)
@ -993,7 +993,7 @@ static int lp5523_remove(struct i2c_client *client)
for (i = 0; i < chip->num_leds; i++) {
led_classdev_unregister(&chip->leds[i].cdev);
cancel_work_sync(&chip->leds[i].brightness_work);
flush_work(&chip->leds[i].brightness_work);
}
if (chip->pdata->enable)