From: Varka Bhadram <varkabhadram@gmail.com>
Date: Tue, 21 Oct 2014 07:12:59 +0000 (+0530)
Subject: gpio: gpio-stp-xway: remove duplicate check on resource
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=d9b53c3c4ce0657000cad1efbbcd95fdd699a7b6;p=GitHub%2FLineageOS%2FG12%2Fandroid_kernel_amlogic_linux-4.9.git

gpio: gpio-stp-xway: remove duplicate check on resource

Sanity check on resource happening with devm_ioremap_resource().

Signed-off-by: Varka Bhadram <varkab@cdac.in>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
---

diff --git a/drivers/gpio/gpio-stp-xway.c b/drivers/gpio/gpio-stp-xway.c
index 7e359b7cce1b..7892e0fa8ba7 100644
--- a/drivers/gpio/gpio-stp-xway.c
+++ b/drivers/gpio/gpio-stp-xway.c
@@ -199,21 +199,17 @@ static int xway_stp_hw_init(struct xway_stp *chip)
 
 static int xway_stp_probe(struct platform_device *pdev)
 {
-	struct resource *res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+	struct resource *res;
 	const __be32 *shadow, *groups, *dsl, *phy;
 	struct xway_stp *chip;
 	struct clk *clk;
 	int ret = 0;
 
-	if (!res) {
-		dev_err(&pdev->dev, "failed to request STP resource\n");
-		return -ENOENT;
-	}
-
 	chip = devm_kzalloc(&pdev->dev, sizeof(*chip), GFP_KERNEL);
 	if (!chip)
 		return -ENOMEM;
 
+	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
 	chip->virt = devm_ioremap_resource(&pdev->dev, res);
 	if (IS_ERR(chip->virt))
 		return PTR_ERR(chip->virt);