diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/base/featctrl.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/base/featctrl.c b/drivers/base/featctrl.c index abe21698ed..f40b1f04bc 100644 --- a/drivers/base/featctrl.c +++ b/drivers/base/featctrl.c @@ -53,10 +53,13 @@ static struct feature_controller *featctrl_get_from_provider(struct of_phandle_a if (ret < 0) return ERR_PTR(ret); + if (spec->args_count > 1) + return ERR_PTR(-EINVAL); + /* Check if we have such a controller in our array */ list_for_each_entry(featctrl, &of_feature_controllers, list) { if (dev_of_node(featctrl->dev) == spec->np) { - *gateid = spec->args[0]; + *gateid = spec->args_count ? spec->args[0] : 0; return featctrl; } } |