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gpio: pxa: Fix return value of pxa_gpio_probe() 

[ Upstream commit 558ab2e815 ]

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

Fixes: 542c25b7a2 ("drivers: gpio: pxa: use devm_platform_ioremap_resource()")
Signed-off-by: Tiezhu Yang <yangtiezhu@loongson.cn>
Signed-off-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
5.4-rM2-2.2.x-imx-squashed
Tiezhu Yang 2020-05-22 12:12:19 +08:00 committed by Greg Kroah-Hartman
parent a971f71e91
commit d6d07089de
1 changed files with 2 additions and 2 deletions
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4
drivers/gpio/gpio-pxa.c
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@ -663,8 +663,8 @@ static int pxa_gpio_probe(struct platform_device *pdev)
pchip->irq1 = irq1;
gpio_reg_base = devm_platform_ioremap_resource(pdev, 0);
if (!gpio_reg_base)
return -EINVAL;
if (IS_ERR(gpio_reg_base))
return PTR_ERR(gpio_reg_base);
clk = clk_get(&pdev->dev, NULL);
if (IS_ERR(clk)) {