diff options
Diffstat (limited to 'drivers/pinctrl')
| -rw-r--r-- | drivers/pinctrl/nuvoton/pinctrl-npcm7xx.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/pinctrl/nuvoton/pinctrl-npcm7xx.c b/drivers/pinctrl/nuvoton/pinctrl-npcm7xx.c index 21e61c2a3798..843ffcd96877 100644 --- a/drivers/pinctrl/nuvoton/pinctrl-npcm7xx.c +++ b/drivers/pinctrl/nuvoton/pinctrl-npcm7xx.c @@ -1884,6 +1884,8 @@ static int npcm7xx_gpio_of(struct npcm7xx_pinctrl *pctrl) } pctrl->gpio_bank[id].base = ioremap(res.start, resource_size(&res)); + if (!pctrl->gpio_bank[id].base) + return -EINVAL; ret = bgpio_init(&pctrl->gpio_bank[id].gc, dev, 4, pctrl->gpio_bank[id].base + NPCM7XX_GP_N_DIN, |