diff options
Diffstat (limited to 'drivers/extcon/extcon.c')
| -rw-r--r-- | drivers/extcon/extcon.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/extcon/extcon.c b/drivers/extcon/extcon.c index a09e704fd0fa..adb957470c65 100644 --- a/drivers/extcon/extcon.c +++ b/drivers/extcon/extcon.c @@ -851,6 +851,8 @@ EXPORT_SYMBOL_GPL(extcon_set_property_capability); * @extcon_name: the extcon name provided with extcon_dev_register() * * Return the pointer of extcon device if success or ERR_PTR(err) if fail. + * NOTE: This function returns -EPROBE_DEFER so it may only be called from + * probe() functions. */ struct extcon_dev *extcon_get_extcon_dev(const char *extcon_name) { @@ -864,7 +866,7 @@ struct extcon_dev *extcon_get_extcon_dev(const char *extcon_name) if (!strcmp(sd->name, extcon_name)) goto out; } - sd = NULL; + sd = ERR_PTR(-EPROBE_DEFER); out: mutex_unlock(&extcon_dev_list_lock); return sd; |