thinkpad-acpi: make drivers/misc/thinkpad_acpi:fan_mutex static
thinkpad-acpi: make drivers/misc/thinkpad_acpi:fan_mutex static

This patch makes the needlessly global fan_mutex static.

Signed-off-by: Adrian Bunk <0b86548ef377da0031a3ff3f0c4e06f016e20105@stusta.de>
Acked-by: Henrique de Moraes Holschuh <1416ae054606eb9be8fa0d7696a4ddff667a3601@hmh.eng.br>
Signed-off-by: Len Brown <b060cfa1096cc6e8be83699ddb4ed8a77dd63af5@intel.com>

KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas