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From: Tiezhu Yang <yangtiezhu@loongson.cn>
To: Linus Walleij <linus.walleij@linaro.org>,
	Bartosz Golaszewski <bgolaszewski@baylibre.com>,
	Ray Jui <rjui@broadcom.com>,
	Robert Jarzmik <robert.jarzmik@free.fr>
Cc: bcm-kernel-feedback-list@broadcom.com,
	linux-gpio@vger.kernel.org, linux-kernel@vger.kernel.org,
	Xuefeng Li <lixuefeng@loongson.cn>,
	Tiezhu Yang <yangtiezhu@loongson.cn>
Subject: [PATCH 1/3] gpio: bcm-kona: Fix return value of bcm_kona_gpio_probe()
Date: Fri, 22 May 2020 12:12:18 +0800	[thread overview]
Message-ID: <1590120740-22912-1-git-send-email-yangtiezhu@loongson.cn> (raw)

When call function devm_platform_ioremap_resource(), we should use IS_ERR()
to check the return value and return PTR_ERR() if failed.

Fixes: 72d8cb715477 ("drivers: gpio: bcm-kona: use devm_platform_ioremap_resource()")
Signed-off-by: Tiezhu Yang <yangtiezhu@loongson.cn>
---
 drivers/gpio/gpio-bcm-kona.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpio/gpio-bcm-kona.c b/drivers/gpio/gpio-bcm-kona.c
index baee8c3..cf3687a 100644
--- a/drivers/gpio/gpio-bcm-kona.c
+++ b/drivers/gpio/gpio-bcm-kona.c
@@ -625,7 +625,7 @@ static int bcm_kona_gpio_probe(struct platform_device *pdev)
 
 	kona_gpio->reg_base = devm_platform_ioremap_resource(pdev, 0);
 	if (IS_ERR(kona_gpio->reg_base)) {
-		ret = -ENXIO;
+		ret = PTR_ERR(kona_gpio->reg_base);
 		goto err_irq_domain;
 	}
 
-- 
2.1.0


             reply	other threads:[~2020-05-22  4:13 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-05-22  4:12 Tiezhu Yang [this message]
2020-05-22  4:12 ` [PATCH 2/3] gpio: pxa: Fix return value of pxa_gpio_probe() Tiezhu Yang
2020-05-22 19:07   ` Robert Jarzmik
2020-05-23  3:24     ` Tiezhu Yang
2020-05-25  9:14       ` Bartosz Golaszewski
2020-05-27 18:26       ` Robert Jarzmik
2020-05-22  4:12 ` [PATCH 3/3] gpio: pxa: Add COMPILE_TEST support Tiezhu Yang
2020-05-25  9:15   ` Bartosz Golaszewski
2020-05-25  9:16 ` [PATCH 1/3] gpio: bcm-kona: Fix return value of bcm_kona_gpio_probe() Bartosz Golaszewski

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