diff options
Diffstat (limited to 'drivers/gpio/gpio-omap.c')
-rw-r--r-- | drivers/gpio/gpio-omap.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpio/gpio-omap.c b/drivers/gpio/gpio-omap.c index e66a614f21..ff31b15dcd 100644 --- a/drivers/gpio/gpio-omap.c +++ b/drivers/gpio/gpio-omap.c @@ -36,6 +36,7 @@ #include <errno.h> #include <gpio.h> #include <init.h> +#include <linux/err.h> #define OMAP_GPIO_OE 0x0034 #define OMAP_GPIO_DATAIN 0x0038 @@ -147,6 +148,9 @@ static int omap_gpio_probe(struct device_d *dev) omapgpio = xzalloc(sizeof(*omapgpio)); omapgpio->base = dev_request_mem_region(dev, 0); + if (IS_ERR(omapgpio->base)) + return PTR_ERR(omapgpio->base); + if (drvdata) omapgpio->base += drvdata->regofs; |