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leds: pca955x: use devm_led_classdev_register

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This lets us remove the loop doing the cleanup in case of failure and
also the remove handler of the i2c_driver.

Signed-off-by: Cédric Le Goater <clg@kaod.org>
Acked-by: Pavel Machek <pavel@ucw.cz>
Signed-off-by: Jacek Anaszewski <jacek.anaszewski@gmail.com>
This commit is contained in:
Cédric Le Goater 2017-08-08 15:42:38 +02:00 committed by Jacek Anaszewski
parent ed1f4b9676
commit 91940bb4ca
1 changed files with 4 additions and 22 deletions
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26
drivers/leds/leds-pca955x.c
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@ -410,10 +410,10 @@ static int pca955x_probe(struct i2c_client *client,
pca955x_led->led_cdev.name = pca955x_led->name;
pca955x_led->led_cdev.brightness_set_blocking = pca955x_led_set;
err = led_classdev_register(&client->dev,
&pca955x_led->led_cdev);
if (err < 0)
goto exit;
err = devm_led_classdev_register(&client->dev,
&pca955x_led->led_cdev);
if (err)
return err;
}
/* Turn off LEDs */
@ -431,23 +431,6 @@ static int pca955x_probe(struct i2c_client *client,
pca955x_write_psc(client, 1, 0);
return 0;
exit:
while (i--)
led_classdev_unregister(&pca955x->leds[i].led_cdev);
return err;
}
static int pca955x_remove(struct i2c_client *client)
{
struct pca955x *pca955x = i2c_get_clientdata(client);
int i;
for (i = 0; i < pca955x->chipdef->bits; i++)
led_classdev_unregister(&pca955x->leds[i].led_cdev);
return 0;
}
static struct i2c_driver pca955x_driver = {
@ -457,7 +440,6 @@ static struct i2c_driver pca955x_driver = {
.of_match_table = of_match_ptr(of_pca955x_match),
},
.probe = pca955x_probe,
.remove = pca955x_remove,
.id_table = pca955x_id,
};