diff options
Diffstat (limited to 'drivers/input/keyboard/gpio_keys.c')
| -rw-r--r-- | drivers/input/keyboard/gpio_keys.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/drivers/input/keyboard/gpio_keys.c b/drivers/input/keyboard/gpio_keys.c index ddf4045de084..9d517ca7eb5a 100644 --- a/drivers/input/keyboard/gpio_keys.c +++ b/drivers/input/keyboard/gpio_keys.c @@ -239,6 +239,11 @@ static ssize_t gpio_keys_attr_store_helper(struct gpio_keys_drvdata *ddata, } } + if (i == ddata->pdata->nbuttons) { + error = -EINVAL; + goto out; + } + mutex_lock(&ddata->disable_lock); for (i = 0; i < ddata->pdata->nbuttons; i++) { @@ -655,7 +660,9 @@ gpio_keys_get_devtree_pdata(struct device *dev) if (of_property_read_u32(pp, "linux,input-type", &button->type)) button->type = EV_KEY; - button->wakeup = !!of_get_property(pp, "gpio-key,wakeup", NULL); + button->wakeup = of_property_read_bool(pp, "wakeup-source") || + /* legacy name */ + of_property_read_bool(pp, "gpio-key,wakeup"); button->can_disable = !!of_get_property(pp, "linux,can-disable", NULL); |