Input: apm-power - fix crash when unloading modules
Fix a crash in the apm-power driver when an input-device, such as
keyboard driver module, is unloaded.
Signed-off-by: Helge Deller <deller@gmx.de>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
authored by Helge Deller and committed by Dmitry Torokhov 481419ec 688dad4f