diff options
| -rw-r--r-- | drivers/gpio/gpiolib.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/gpio/gpiolib.c b/drivers/gpio/gpiolib.c index 4e10b10d3dd..c6326e44e2c 100644 --- a/drivers/gpio/gpiolib.c +++ b/drivers/gpio/gpiolib.c @@ -150,9 +150,10 @@ EXPORT_SYMBOL_GPL(gpio_to_desc); static struct gpio_desc *gpiochip_offset_to_desc(struct gpio_chip *chip, unsigned int offset) { - unsigned int gpio = chip->base + offset; + if (offset >= chip->ngpio) + return ERR_PTR(-EINVAL); - return gpio_to_desc(gpio); + return &chip->desc[offset]; } /** |