From 503920abb586c3e355a19c680089ff5b33d97262 Mon Sep 17 00:00:00 2001 From: Andrew Davis Date: Tue, 23 Jan 2024 10:36:44 -0600 Subject: power: supply: tps65090: Use devm_power_supply_register() helper Use the device lifecycle managed register function. This helps prevent mistakes like unregistering out of order in cleanup functions and forgetting to unregister on error paths. Signed-off-by: Andrew Davis Link: https://lore.kernel.org/r/20240123163653.384385-13-afd@ti.com Signed-off-by: Sebastian Reichel --- drivers/power/supply/tps65090-charger.c | 18 ++++++------------ 1 file changed, 6 insertions(+), 12 deletions(-) (limited to 'drivers/power/supply') diff --git a/drivers/power/supply/tps65090-charger.c b/drivers/power/supply/tps65090-charger.c index c59197d2aa87..d41595764caa 100644 --- a/drivers/power/supply/tps65090-charger.c +++ b/drivers/power/supply/tps65090-charger.c @@ -262,7 +262,7 @@ static int tps65090_charger_probe(struct platform_device *pdev) psy_cfg.of_node = pdev->dev.of_node; psy_cfg.drv_data = cdata; - cdata->ac = power_supply_register(&pdev->dev, &tps65090_charger_desc, + cdata->ac = devm_power_supply_register(&pdev->dev, &tps65090_charger_desc, &psy_cfg); if (IS_ERR(cdata->ac)) { dev_err(&pdev->dev, "failed: power supply register\n"); @@ -277,7 +277,7 @@ static int tps65090_charger_probe(struct platform_device *pdev) ret = tps65090_config_charger(cdata); if (ret < 0) { dev_err(&pdev->dev, "charger config failed, err %d\n", ret); - goto fail_unregister_supply; + return ret; } /* Check for charger presence */ @@ -286,14 +286,14 @@ static int tps65090_charger_probe(struct platform_device *pdev) if (ret < 0) { dev_err(cdata->dev, "%s(): Error in reading reg 0x%x", __func__, TPS65090_REG_CG_STATUS1); - goto fail_unregister_supply; + return ret; } if (status1 != 0) { ret = tps65090_enable_charging(cdata); if (ret < 0) { dev_err(cdata->dev, "error enabling charger\n"); - goto fail_unregister_supply; + return ret; } cdata->ac_online = 1; power_supply_changed(cdata->ac); @@ -306,7 +306,7 @@ static int tps65090_charger_probe(struct platform_device *pdev) dev_err(cdata->dev, "Unable to register irq %d err %d\n", irq, ret); - goto fail_unregister_supply; + return ret; } } else { cdata->poll_task = kthread_run(tps65090_charger_poll_task, @@ -316,16 +316,11 @@ static int tps65090_charger_probe(struct platform_device *pdev) ret = PTR_ERR(cdata->poll_task); dev_err(cdata->dev, "Unable to run kthread err %d\n", ret); - goto fail_unregister_supply; + return ret; } } return 0; - -fail_unregister_supply: - power_supply_unregister(cdata->ac); - - return ret; } static void tps65090_charger_remove(struct platform_device *pdev) @@ -334,7 +329,6 @@ static void tps65090_charger_remove(struct platform_device *pdev) if (cdata->irq == -ENXIO) kthread_stop(cdata->poll_task); - power_supply_unregister(cdata->ac); } static const struct of_device_id of_tps65090_charger_match[] = { -- cgit v1.2.3-59-g8ed1b