leds: lp55xx: Convert LED class registration to devm_*

Convert the LED class registration calls to the LED devm_*
registration calls.

Acked-by: Jacek Anaszewski <jacek.anaszewski@gmail.com>
Acked-by: Pavel Machek <pavel@ucw.cz>
Signed-off-by: Dan Murphy <dmurphy@ti.com>
Signed-off-by: Pavel Machek <pavel@ucw.cz>

Author: Dan Murphy

drivers/leds/leds-lp5521.c

@@ -541,19 +541,17 @@ static int lp5521_probe(struct i2c_client *client,
 
 	ret = lp55xx_register_leds(led, chip);
 	if (ret)
-		goto err_register_leds;
+		goto err_out;
 
 	ret = lp55xx_register_sysfs(chip);
 	if (ret) {
 		dev_err(&client->dev, "registering sysfs failed\n");
-		goto err_register_sysfs;
+		goto err_out;
 	}
 
 	return 0;
 
-err_register_sysfs:
-	lp55xx_unregister_leds(led, chip);
-err_register_leds:
+err_out:
 	lp55xx_deinit_device(chip);
 err_init:
 	return ret;
@@ -566,7 +564,6 @@ static int lp5521_remove(struct i2c_client *client)
 
 	lp5521_stop_all_engines(chip);
 	lp55xx_unregister_sysfs(chip);
-	lp55xx_unregister_leds(led, chip);
 	lp55xx_deinit_device(chip);
 
 	return 0;

drivers/leds/leds-lp5523.c

@@ -909,19 +909,17 @@ static int lp5523_probe(struct i2c_client *client,
 
 	ret = lp55xx_register_leds(led, chip);
 	if (ret)
-		goto err_register_leds;
+		goto err_out;
 
 	ret = lp55xx_register_sysfs(chip);
 	if (ret) {
 		dev_err(&client->dev, "registering sysfs failed\n");
-		goto err_register_sysfs;
+		goto err_out;
 	}
 
 	return 0;
 
-err_register_sysfs:
-	lp55xx_unregister_leds(led, chip);
-err_register_leds:
+err_out:
 	lp55xx_deinit_device(chip);
 err_init:
 	return ret;
@@ -934,7 +932,6 @@ static int lp5523_remove(struct i2c_client *client)
 
 	lp5523_stop_all_engines(chip);
 	lp55xx_unregister_sysfs(chip);
-	lp55xx_unregister_leds(led, chip);
 	lp55xx_deinit_device(chip);
 
 	return 0;

drivers/leds/leds-lp5562.c

@@ -554,19 +554,17 @@ static int lp5562_probe(struct i2c_client *client,
 
 	ret = lp55xx_register_leds(led, chip);
 	if (ret)
-		goto err_register_leds;
+		goto err_out;
 
 	ret = lp55xx_register_sysfs(chip);
 	if (ret) {
 		dev_err(&client->dev, "registering sysfs failed\n");
-		goto err_register_sysfs;
+		goto err_out;
 	}
 
 	return 0;
 
-err_register_sysfs:
-	lp55xx_unregister_leds(led, chip);
-err_register_leds:
+err_out:
 	lp55xx_deinit_device(chip);
 err_init:
 	return ret;
@@ -580,7 +578,6 @@ static int lp5562_remove(struct i2c_client *client)
 	lp5562_stop_engine(chip);
 
 	lp55xx_unregister_sysfs(chip);
-	lp55xx_unregister_leds(led, chip);
 	lp55xx_deinit_device(chip);
 
 	return 0;

drivers/leds/leds-lp55xx-common.c

@@ -179,7 +179,7 @@ static int lp55xx_init_led(struct lp55xx_led *led,
 		led->cdev.name = name;
 	}
 
-	ret = led_classdev_register(dev, &led->cdev);
+	ret = devm_led_classdev_register(dev, &led->cdev);
 	if (ret) {
 		dev_err(dev, "led register err: %d\n", ret);
 		return ret;
@@ -480,23 +480,10 @@ int lp55xx_register_leds(struct lp55xx_led *led, struct lp55xx_chip *chip)
 	return 0;
 
 err_init_led:
-	lp55xx_unregister_leds(led, chip);
 	return ret;
 }
 EXPORT_SYMBOL_GPL(lp55xx_register_leds);
 
-void lp55xx_unregister_leds(struct lp55xx_led *led, struct lp55xx_chip *chip)
-{
-	int i;
-	struct lp55xx_led *each;
-
-	for (i = 0; i < chip->num_leds; i++) {
-		each = led + i;
-		led_classdev_unregister(&each->cdev);
-	}
-}
-EXPORT_SYMBOL_GPL(lp55xx_unregister_leds);
-
 int lp55xx_register_sysfs(struct lp55xx_chip *chip)
 {
 	struct device *dev = &chip->cl->dev;

drivers/leds/leds-lp55xx-common.h

@@ -189,8 +189,6 @@ extern void lp55xx_deinit_device(struct lp55xx_chip *chip);
 /* common LED class device functions */
 extern int lp55xx_register_leds(struct lp55xx_led *led,
 				struct lp55xx_chip *chip);
-extern void lp55xx_unregister_leds(struct lp55xx_led *led,
-				struct lp55xx_chip *chip);
 
 /* common device attributes functions */
 extern int lp55xx_register_sysfs(struct lp55xx_chip *chip);

drivers/leds/leds-lp8501.c

@@ -344,19 +344,17 @@ static int lp8501_probe(struct i2c_client *client,
 
 	ret = lp55xx_register_leds(led, chip);
 	if (ret)
-		goto err_register_leds;
+		goto err_out;
 
 	ret = lp55xx_register_sysfs(chip);
 	if (ret) {
 		dev_err(&client->dev, "registering sysfs failed\n");
-		goto err_register_sysfs;
+		goto err_out;
 	}
 
 	return 0;
 
-err_register_sysfs:
-	lp55xx_unregister_leds(led, chip);
-err_register_leds:
+err_out:
 	lp55xx_deinit_device(chip);
 err_init:
 	return ret;
@@ -369,7 +367,6 @@ static int lp8501_remove(struct i2c_client *client)
 
 	lp8501_stop_engine(chip);
 	lp55xx_unregister_sysfs(chip);
-	lp55xx_unregister_leds(led, chip);
 	lp55xx_deinit_device(chip);
 
 	return 0;