From e3668e37f9078ccc1e938b9ddfc112877bbcf60a Mon Sep 17 00:00:00 2001 From: Hans de Goede Date: Wed, 21 Dec 2016 15:36:48 +0100 Subject: [PATCH] power: supply: axp288_charger: Use devm_power_supply_register Use devm_power_supply_register instead of power_supply_register, this avoids the need to do manual cleanup and results in quite a nice code cleanup. Note it may seem excessive to add a "struct device *dev" helper local variable for the 1 time it is used in this patch, but future patches in this series also use it. Signed-off-by: Hans de Goede Signed-off-by: Sebastian Reichel --- drivers/power/supply/axp288_charger.c | 31 ++++++++----------------------- 1 file changed, 8 insertions(+), 23 deletions(-) diff --git a/drivers/power/supply/axp288_charger.c b/drivers/power/supply/axp288_charger.c index 5caa154..d929742 100644 --- a/drivers/power/supply/axp288_charger.c +++ b/drivers/power/supply/axp288_charger.c @@ -812,6 +812,7 @@ static int axp288_charger_probe(struct platform_device *pdev) { int ret, i, pirq; struct axp288_chrg_info *info; + struct device *dev = &pdev->dev; struct axp20x_dev *axp20x = dev_get_drvdata(pdev->dev.parent); struct power_supply_config charger_cfg = {}; @@ -862,12 +863,12 @@ static int axp288_charger_probe(struct platform_device *pdev) /* Register with power supply class */ charger_cfg.drv_data = info; - info->psy_usb = power_supply_register(&pdev->dev, &axp288_charger_desc, - &charger_cfg); + info->psy_usb = devm_power_supply_register(dev, &axp288_charger_desc, + &charger_cfg); if (IS_ERR(info->psy_usb)) { - dev_err(&pdev->dev, "failed to register power supply charger\n"); ret = PTR_ERR(info->psy_usb); - goto psy_reg_failed; + dev_err(dev, "failed to register power supply: %d\n", ret); + return ret; } /* Register for OTG notification */ @@ -889,8 +890,7 @@ static int axp288_charger_probe(struct platform_device *pdev) if (info->irq[i] < 0) { dev_warn(&info->pdev->dev, "failed to get virtual interrupt=%d\n", pirq); - ret = info->irq[i]; - goto intr_reg_failed; + return info->irq[i]; } ret = devm_request_threaded_irq(&info->pdev->dev, info->irq[i], NULL, axp288_charger_irq_thread_handler, @@ -898,34 +898,19 @@ static int axp288_charger_probe(struct platform_device *pdev) if (ret) { dev_err(&pdev->dev, "failed to request interrupt=%d\n", info->irq[i]); - goto intr_reg_failed; + return ret; } } ret = charger_init_hw_regs(info); if (ret) - goto intr_reg_failed; - - return 0; - -intr_reg_failed: - power_supply_unregister(info->psy_usb); -psy_reg_failed: - return ret; -} - -static int axp288_charger_remove(struct platform_device *pdev) -{ - struct axp288_chrg_info *info = dev_get_drvdata(&pdev->dev); - - power_supply_unregister(info->psy_usb); + return ret; return 0; } static struct platform_driver axp288_charger_driver = { .probe = axp288_charger_probe, - .remove = axp288_charger_remove, .driver = { .name = "axp288_charger", }, -- 2.7.4