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* [PATCH -next] gpio: loongson1: remove redundant return value check of platform_get_resource()
@ 2016-09-21 15:07 Wei Yongjun
  2016-09-23 13:10 ` Linus Walleij
  0 siblings, 1 reply; 2+ messages in thread
From: Wei Yongjun @ 2016-09-21 15:07 UTC (permalink / raw)
  To: Keguang Zhang, Linus Walleij, Alexandre Courbot
  Cc: Wei Yongjun, linux-mips, linux-gpio

From: Wei Yongjun <weiyongjun1@huawei.com>

Remove unneeded error handling on the result of a call
to platform_get_resource() when the value is passed to
devm_ioremap_resource().

Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
---
 drivers/gpio/gpio-loongson1.c | 5 -----
 1 file changed, 5 deletions(-)

diff --git a/drivers/gpio/gpio-loongson1.c b/drivers/gpio/gpio-loongson1.c
index ad0a595..72b6403 100644
--- a/drivers/gpio/gpio-loongson1.c
+++ b/drivers/gpio/gpio-loongson1.c
@@ -56,11 +56,6 @@ static int ls1x_gpio_probe(struct platform_device *pdev)
 		return -ENOMEM;
 
 	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	if (!res) {
-		dev_err(dev, "failed to get I/O memory\n");
-		return -EINVAL;
-	}
-
 	gpio_reg_base = devm_ioremap_resource(dev, res);
 	if (IS_ERR(gpio_reg_base))
 		return PTR_ERR(gpio_reg_base);


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