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Commit 8a6036b9 authored by Lan Tianyu's avatar Lan Tianyu Committed by Rafael J. Wysocki
Browse files

ACPI / thermal: Remove the unused lock of struct acpi_thermal 



The acpi_thermal->lock now just is initialized when a thermal zone
device is added and destroyed when the thermal zone is removed.
It is never used in any other places, so remove it.

Signed-off-by: default avatarLan Tianyu <tianyu.lan@intel.com>
Acked-by: default avatarZhang Rui <rui.zhang@intel.com>
Acked-by: default avatarDurgadoss R <durgadoss.r@intel.com>
Signed-off-by: default avatarRafael J. Wysocki <rafael.j.wysocki@intel.com>
parent f3ce717e

drivers/acpi/thermal.c

+0 −4
Original line number Diff line number Diff line
@@ -190,7 +190,6 @@ struct acpi_thermal { 
	struct thermal_zone_device *thermal_zone;

	int tz_enabled;

	int kelvin_offset;

	struct mutex lock;

};



/* --------------------------------------------------------------------------
@@ -1098,8 +1097,6 @@ static int acpi_thermal_add(struct acpi_device *device) 
	strcpy(acpi_device_name(device), ACPI_THERMAL_DEVICE_NAME);

	strcpy(acpi_device_class(device), ACPI_THERMAL_CLASS);

	device->driver_data = tz;

	mutex_init(&tz->lock);





	result = acpi_thermal_get_info(tz);

	if (result)
@@ -1132,7 +1129,6 @@ static int acpi_thermal_remove(struct acpi_device *device) 
	tz = acpi_driver_data(device);



	acpi_thermal_unregister_thermal_zone(tz);

	mutex_destroy(&tz->lock);

	kfree(tz);

	return 0;

}