devm_ioremap_resource() returns a pointer to the remapped memory or
an ERR_PTR() encoded error code on failure. Fix the check inside
iop3xx_gpio_probe() accordingly.
Cc: Lennert Buytenhek <ker...@wantstofly.org>
Cc: Dan Williams <dan.j.willi...@intel.com>
Cc: Mikael Pettersson <mi...@it.uu.se>
Cc: Aaro Koskinen <aaro.koski...@iki.fi>
Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnier...@samsung.com>
---
Compile tested only.
drivers/gpio/gpio-iop.c | 2 ++
1 file changed, 2 insertions(+)
Index: b/drivers/gpio/gpio-iop.c
===================================================================
--- a/drivers/gpio/gpio-iop.c 2014-03-14 16:45:08.152724313 +0100
+++ b/drivers/gpio/gpio-iop.c 2014-03-18 10:50:01.903194680 +0100
@@ -111,6 +111,8 @@ static int iop3xx_gpio_probe(struct plat
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
base = devm_ioremap_resource(&pdev->dev, res);
+ if (IS_ERR(base))
+ return PTR_ERR(base);
return gpiochip_add(&iop3xx_chip);
}
--
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