Patch[1/1]:ThermalFramework:Fix_crash_during_hwmon_unregister

Commit Message

[e-mail] Jan. 20, 2011, 9:26 a.m. UTC

None

Patch

diff --git a/drivers/thermal/thermal_sys.c b/drivers/thermal/thermal_sys.c
index 13c72c6..eef2e14 100644
--- a/drivers/thermal/thermal_sys.c
+++ b/drivers/thermal/thermal_sys.c
@@ -556,7 +556,8 @@  thermal_remove_hwmon_sysfs(struct thermal_zone_device *tz)
 
 	tz->hwmon = NULL;
 	device_remove_file(hwmon->device, &tz->temp_input.attr);
-	device_remove_file(hwmon->device, &tz->temp_crit.attr);
+	if (tz->ops->get_crit_temp)
+		device_remove_file(hwmon->device, &tz->temp_crit.attr);
 
 	mutex_lock(&thermal_list_lock);
 	list_del(&tz->hwmon_node);