From ad7b550ad7c2499dc5ed575a81830463fee51631 Mon Sep 17 00:00:00 2001 From: Laxman Dewangan Date: Mon, 22 Feb 2016 17:43:28 +0530 Subject: [PATCH] gpio: tb10x: Use devm_gpiochip_add_data() for gpio registration Use devm_gpiochip_add_data() for GPIO registration and clean the error path. Signed-off-by: Laxman Dewangan --- drivers/gpio/gpio-tb10x.c | 22 ++++++---------------- 1 file changed, 6 insertions(+), 16 deletions(-) diff --git a/drivers/gpio/gpio-tb10x.c b/drivers/gpio/gpio-tb10x.c index 5eaec20..80b6959a 100644 --- a/drivers/gpio/gpio-tb10x.c +++ b/drivers/gpio/gpio-tb10x.c @@ -205,10 +205,10 @@ static int tb10x_gpio_probe(struct platform_device *pdev) tb10x_gpio->gc.can_sleep = false; - ret = gpiochip_add_data(&tb10x_gpio->gc, tb10x_gpio); + ret = devm_gpiochip_add_data(&pdev->dev, &tb10x_gpio->gc, tb10x_gpio); if (ret < 0) { dev_err(&pdev->dev, "Could not add gpiochip.\n"); - goto fail_gpiochip_registration; + return ret; } platform_set_drvdata(pdev, tb10x_gpio); @@ -219,7 +219,7 @@ static int tb10x_gpio_probe(struct platform_device *pdev) ret = platform_get_irq(pdev, 0); if (ret < 0) { dev_err(&pdev->dev, "No interrupt specified.\n"); - goto fail_get_irq; + return ret; } tb10x_gpio->gc.to_irq = tb10x_gpio_to_irq; @@ -229,14 +229,13 @@ static int tb10x_gpio_probe(struct platform_device *pdev) IRQF_TRIGGER_NONE | IRQF_SHARED, dev_name(&pdev->dev), tb10x_gpio); if (ret != 0) - goto fail_request_irq; + return ret; tb10x_gpio->domain = irq_domain_add_linear(dn, tb10x_gpio->gc.ngpio, &irq_generic_chip_ops, NULL); if (!tb10x_gpio->domain) { - ret = -ENOMEM; - goto fail_irq_domain; + return -ENOMEM; } ret = irq_alloc_domain_generic_chips(tb10x_gpio->domain, @@ -244,7 +243,7 @@ static int tb10x_gpio_probe(struct platform_device *pdev) handle_edge_irq, IRQ_NOREQUEST, IRQ_NOPROBE, IRQ_GC_INIT_MASK_CACHE); if (ret) - goto fail_irq_domain; + return ret; gc = tb10x_gpio->domain->gc->gc[0]; gc->reg_base = tb10x_gpio->base; @@ -258,14 +257,6 @@ static int tb10x_gpio_probe(struct platform_device *pdev) } return 0; - -fail_irq_domain: -fail_request_irq: -fail_get_irq: - gpiochip_remove(&tb10x_gpio->gc); -fail_gpiochip_registration: -fail_ioremap: - return ret; } static int tb10x_gpio_remove(struct platform_device *pdev) @@ -278,7 +269,6 @@ static int tb10x_gpio_remove(struct platform_device *pdev) kfree(tb10x_gpio->domain->gc); irq_domain_remove(tb10x_gpio->domain); } - gpiochip_remove(&tb10x_gpio->gc); return 0; } -- 2.7.4