acpi-urgent-4.10-rc1

 - Fix a crash in KVM encountered in linux-next and introduced by
   a recent intel_pstate change that caused the driver to use the
   ACPI CPPC code and uncovered a missing NULL pointer check in
   it (Sebastian Andrzej Siewior).

 - Fix a possible use-after-free in the same code area (Rafael Wysocki).