diff --git a/drivers/acpi/thermal.c b/drivers/acpi/thermal.c index 255efa73ed70..3682f181d51e 100644 --- a/drivers/acpi/thermal.c +++ b/drivers/acpi/thermal.c @@ -789,6 +789,7 @@ static struct thermal_zone_device_ops acpi_thermal_zone_ops = { static int acpi_thermal_register_thermal_zone(struct acpi_thermal *tz) { + struct device *tzdev; int trips = 0; int result; acpi_status status; @@ -820,12 +821,14 @@ static int acpi_thermal_register_thermal_zone(struct acpi_thermal *tz) if (IS_ERR(tz->thermal_zone)) return -ENODEV; + tzdev = thermal_zone_device(tz->thermal_zone); + result = sysfs_create_link(&tz->device->dev.kobj, - &tz->thermal_zone->device.kobj, "thermal_zone"); + &tzdev->kobj, "thermal_zone"); if (result) goto unregister_tzd; - result = sysfs_create_link(&tz->thermal_zone->device.kobj, + result = sysfs_create_link(&tzdev->kobj, &tz->device->dev.kobj, "device"); if (result) goto remove_tz_link; @@ -849,7 +852,7 @@ static int acpi_thermal_register_thermal_zone(struct acpi_thermal *tz) acpi_bus_detach: acpi_bus_detach_private_data(tz->device->handle); remove_dev_link: - sysfs_remove_link(&tz->thermal_zone->device.kobj, "device"); + sysfs_remove_link(&tzdev->kobj, "device"); remove_tz_link: sysfs_remove_link(&tz->device->dev.kobj, "thermal_zone"); unregister_tzd: @@ -860,8 +863,10 @@ unregister_tzd: static void acpi_thermal_unregister_thermal_zone(struct acpi_thermal *tz) { + struct device *tzdev = thermal_zone_device(tz->thermal_zone); + sysfs_remove_link(&tz->device->dev.kobj, "thermal_zone"); - sysfs_remove_link(&tz->thermal_zone->device.kobj, "device"); + sysfs_remove_link(&tzdev->kobj, "device"); thermal_zone_device_unregister(tz->thermal_zone); tz->thermal_zone = NULL; acpi_bus_detach_private_data(tz->device->handle);