ACPI: thermal: Check whether cooling device exists before unregistering

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OS should check whether the cooling device exists before it is unregistered.
If it doesn't exists, it is unnecessary to remove the sysfs link
and call the function of thermal_cooling_device_unregister.

http://bugzilla.kernel.org/show_bug.cgi?id=9982

Signed-off-by: Zhao Yakui <yakui.zhao@intel.com>
Tested-by    : Dhaval Giani <dhaval@linux.vnet.ibm.com>
Signed-off-by: Len Brown <len.brown@intel.com>

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Zhao Yakui 2008-02-15 08:34:37 +08:00 • committed by Len Brown

parent 101142c37b

commit f28bb45e28

1 changed files with 6 additions and 4 deletions

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drivers/acpi/processor_core.c

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