diff options
Diffstat (limited to 'drivers/video/backlight/lp855x_bl.c')
-rw-r--r-- | drivers/video/backlight/lp855x_bl.c | 20 |
1 files changed, 16 insertions, 4 deletions
diff --git a/drivers/video/backlight/lp855x_bl.c b/drivers/video/backlight/lp855x_bl.c index f68920131a4a..e94932c69f54 100644 --- a/drivers/video/backlight/lp855x_bl.c +++ b/drivers/video/backlight/lp855x_bl.c @@ -456,7 +456,7 @@ static int lp855x_probe(struct i2c_client *cl, const struct i2c_device_id *id) ret = regulator_enable(lp->enable); if (ret < 0) { dev_err(lp->dev, "failed to enable vddio: %d\n", ret); - return ret; + goto disable_supply; } /* @@ -471,24 +471,34 @@ static int lp855x_probe(struct i2c_client *cl, const struct i2c_device_id *id) ret = lp855x_configure(lp); if (ret) { dev_err(lp->dev, "device config err: %d", ret); - return ret; + goto disable_vddio; } ret = lp855x_backlight_register(lp); if (ret) { dev_err(lp->dev, "failed to register backlight. err: %d\n", ret); - return ret; + goto disable_vddio; } ret = sysfs_create_group(&lp->dev->kobj, &lp855x_attr_group); if (ret) { dev_err(lp->dev, "failed to register sysfs. err: %d\n", ret); - return ret; + goto disable_vddio; } backlight_update_status(lp->bl); + return 0; + +disable_vddio: + if (lp->enable) + regulator_disable(lp->enable); +disable_supply: + if (lp->supply) + regulator_disable(lp->supply); + + return ret; } static int lp855x_remove(struct i2c_client *cl) @@ -497,6 +507,8 @@ static int lp855x_remove(struct i2c_client *cl) lp->bl->props.brightness = 0; backlight_update_status(lp->bl); + if (lp->enable) + regulator_disable(lp->enable); if (lp->supply) regulator_disable(lp->supply); sysfs_remove_group(&lp->dev->kobj, &lp855x_attr_group); |