kvm_x86_ops is still NULL at this point.  Since kvm_init_msr_list
cannot fail, it is safe to initialize it before the call.

Fixes: 93c4adc7Reported-by: NFengguang Wu <fengguang.wu@intel.com>
Tested-by: NJet Chen <jet.chen@intel.com>
Cc: kvm@vger.kernel.org
Signed-off-by: NPaolo Bonzini <pbonzini@redhat.com>