backlight: tosa: use devm_backlight_device_register()

Use devm_backlight_device_register() to make cleanup paths simpler.

Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Cc: Tomi Valkeinen <tomi.valkeinen@ti.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

diff --git a/drivers/video/backlight/tosa_bl.c b/drivers/video/backlight/tosa_bl.c
index b8db9338cacddcdadc9cd7d2c08364a9604c4bff..3ad676558c803fdf0b7d896f7aaee086de2804c6 100644 (file)
--- a/drivers/video/backlight/tosa_bl.c
+++ b/drivers/video/backlight/tosa_bl.c
@@ -105,8 +105,9 @@ static int tosa_bl_probe(struct i2c_client *client,
        memset(&props, 0, sizeof(struct backlight_properties));
        props.type = BACKLIGHT_RAW;
        props.max_brightness = 512 - 1;
-       data->bl = backlight_device_register("tosa-bl", &client->dev, data,
-                                            &bl_ops, &props);
+       data->bl = devm_backlight_device_register(&client->dev, "tosa-bl",
+                                               &client->dev, data, &bl_ops,
+                                               &props);
        if (IS_ERR(data->bl)) {
                ret = PTR_ERR(data->bl);
                goto err_reg;
@@ -128,9 +129,7 @@ static int tosa_bl_remove(struct i2c_client *client)
 {
        struct tosa_bl_data *data = i2c_get_clientdata(client);
 
-       backlight_device_unregister(data->bl);
        data->bl = NULL;
-
        return 0;
 }