diff options
Diffstat (limited to 'drivers/gpio/gpio-dw.c')
| -rw-r--r-- | drivers/gpio/gpio-dw.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/gpio/gpio-dw.c b/drivers/gpio/gpio-dw.c index e46cc8e129..e582eb6d91 100644 --- a/drivers/gpio/gpio-dw.c +++ b/drivers/gpio/gpio-dw.c @@ -22,6 +22,7 @@ #include <io.h> #include <gpio.h> #include <init.h> +#include <linux/err.h> #define DW_GPIO_DR 0x0 #define DW_GPIO_DDR 0x4 @@ -114,8 +115,8 @@ static int dw_gpio_probe(struct device_d *dev) chip = xzalloc(sizeof(*chip)); chip->regs = dev_request_mem_region(dev, 0); - if (!chip->regs) - return -EBUSY; + if (IS_ERR(chip->regs)) + return PTR_ERR(chip->regs); chip->chip.ops = &imx_gpio_ops; if (dev->id < 0) { |