BugLink: http://bugs.launchpad.net/bugs/1533035

There is no functional change.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
(cherry picked from commit 1d656fb7)
Signed-off-by: Tim Gardner <tim.gardner@canonical.com>