The WMI driver core already knows how many WMI object instances
are available, use this information instead of probing the WMI object
manually.
Compile-tested only.
Signed-off-by: Armin Wolf <W_Armin@gmx.de>
Link: https://lore.kernel.org/r/20230430203153.5587-3-W_Armin@gmx.de
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
*/
int get_instance_count(const char *guid_string)
{
- union acpi_object *wmi_obj = NULL;
- int i = 0;
+ int ret;
- do {
- kfree(wmi_obj);
- wmi_obj = get_wmiobj_pointer(i, guid_string);
- i++;
- } while (wmi_obj);
+ ret = wmi_instance_count(guid_string);
+ if (ret < 0)
+ return 0;
- return (i-1);
+ return ret;
}
/**