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

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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>
This commit is contained in:
Varka Bhadram 2014-10-21 12:42:59 +05:30 • committed by Linus Walleij
parent 65fdc966c0
commit d9b53c3c4c
1 changed files with 2 additions and 6 deletions
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8
drivers/gpio/gpio-stp-xway.c
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@ -199,21 +199,17 @@ static int xway_stp_hw_init(struct xway_stp *chip)
static int xway_stp_probe(struct platform_device *pdev) 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; const __be32 *shadow, *groups, *dsl, *phy;
struct xway_stp *chip; struct xway_stp *chip;
struct clk *clk; struct clk *clk;
int ret = 0; 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); chip = devm_kzalloc(&pdev->dev, sizeof(*chip), GFP_KERNEL);
if (!chip) if (!chip)
return -ENOMEM; return -ENOMEM;
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
chip->virt = devm_ioremap_resource(&pdev->dev, res); chip->virt = devm_ioremap_resource(&pdev->dev, res);
if (IS_ERR(chip->virt)) if (IS_ERR(chip->virt))
return PTR_ERR(chip->virt); return PTR_ERR(chip->virt);