diff options
Diffstat (limited to 'drivers/gpio/gpio-uclass.c')
| -rw-r--r-- | drivers/gpio/gpio-uclass.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpio/gpio-uclass.c b/drivers/gpio/gpio-uclass.c index 45a7f8def4..fde046e8df 100644 --- a/drivers/gpio/gpio-uclass.c +++ b/drivers/gpio/gpio-uclass.c @@ -189,10 +189,14 @@ int gpio_lookup_name(const char *name, struct udevice **devp, int gpio_xlate_offs_flags(struct udevice *dev, struct gpio_desc *desc, struct ofnode_phandle_args *args) { + struct gpio_dev_priv *uc_priv = dev_get_uclass_priv(dev); + if (args->args_count < 1) return -EINVAL; desc->offset = args->args[0]; + if (desc->offset >= uc_priv->gpio_count) + return -EINVAL; if (args->args_count < 2) return 0; |