From 5d3fc884b2616d0b0b5db4dbd83e9f3bae5d6d3f Mon Sep 17 00:00:00 2001 From: Laxman Dewangan Date: Wed, 24 Feb 2016 14:44:07 +0530 Subject: [PATCH] pinctrl: at91-pio4: Use devm_pinctrl_register() for pinctrl registration Use devm_pinctrl_register() for pin control registration and clean error path. Signed-off-by: Laxman Dewangan Cc: linux-arm-kernel@lists.infradead.org Signed-off-by: Linus Walleij --- drivers/pinctrl/pinctrl-at91-pio4.c | 26 +++++++++++++------------- 1 file changed, 13 insertions(+), 13 deletions(-) diff --git a/drivers/pinctrl/pinctrl-at91-pio4.c b/drivers/pinctrl/pinctrl-at91-pio4.c index 629b6fefa8e0..6f77756ed9d9 100644 --- a/drivers/pinctrl/pinctrl-at91-pio4.c +++ b/drivers/pinctrl/pinctrl-at91-pio4.c @@ -1034,18 +1034,19 @@ static int atmel_pinctrl_probe(struct platform_device *pdev) goto clk_prepare_enable_error; } - atmel_pioctrl->pinctrl_dev = pinctrl_register(&atmel_pinctrl_desc, - &pdev->dev, - atmel_pioctrl); - if (!atmel_pioctrl->pinctrl_dev) { + atmel_pioctrl->pinctrl_dev = devm_pinctrl_register(&pdev->dev, + &atmel_pinctrl_desc, + atmel_pioctrl); + if (IS_ERR(atmel_pioctrl->pinctrl_dev)) { + ret = PTR_ERR(atmel_pioctrl->pinctrl_dev); dev_err(dev, "pinctrl registration failed\n"); - goto pinctrl_register_error; + goto clk_unprep; } ret = gpiochip_add_data(atmel_pioctrl->gpio_chip, atmel_pioctrl); if (ret) { dev_err(dev, "failed to add gpiochip\n"); - goto gpiochip_add_error; + goto clk_unprep; } ret = gpiochip_add_pin_range(atmel_pioctrl->gpio_chip, dev_name(dev), @@ -1059,15 +1060,15 @@ static int atmel_pinctrl_probe(struct platform_device *pdev) return 0; -clk_prepare_enable_error: - irq_domain_remove(atmel_pioctrl->irq_domain); -pinctrl_register_error: - clk_disable_unprepare(atmel_pioctrl->clk); -gpiochip_add_error: - pinctrl_unregister(atmel_pioctrl->pinctrl_dev); gpiochip_add_pin_range_error: gpiochip_remove(atmel_pioctrl->gpio_chip); +clk_unprep: + clk_disable_unprepare(atmel_pioctrl->clk); + +clk_prepare_enable_error: + irq_domain_remove(atmel_pioctrl->irq_domain); + return ret; } @@ -1077,7 +1078,6 @@ int atmel_pinctrl_remove(struct platform_device *pdev) irq_domain_remove(atmel_pioctrl->irq_domain); clk_disable_unprepare(atmel_pioctrl->clk); - pinctrl_unregister(atmel_pioctrl->pinctrl_dev); gpiochip_remove(atmel_pioctrl->gpio_chip); return 0; -- 2.39.5