hp-wmi: check that an input device exists in resume handler
authorFrans Pop <elendil@planet.nl>
Thu, 30 Jul 2009 21:16:05 +0000 (17:16 -0400)
committerLen Brown <len.brown@intel.com>
Thu, 30 Jul 2009 21:16:05 +0000 (17:16 -0400)
commitdaed953721850381673687c59f3a0df553eb6626
tree013f790c39736d80727751be13e0f5cf0358cf02
parent4be3bd7849165e7efa6b0b35a23d6a3598d97465
hp-wmi: check that an input device exists in resume handler

Some systems may not support input events, or registering the input
handler may have failed. So check that an input device exists before
trying to set the docking and tablet mode state during resume.

Fixes: http://bugzilla.kernel.org/show_bug.cgi?id=13865

Reported-and-tested-by: Cédric Godin <cedric@belbone.be>
Signed-off-by: Frans Pop <elendil@planet.nl>
Acked-by: Matthew Garrett <mjg59@srcf.ucam.org>
Signed-off-by: Len Brown <len.brown@intel.com>
drivers/platform/x86/hp-wmi.c