These two conditions are in conflict, adding 'else' to reduce checking.
Signed-off-by: NHaiwei Li <lihaiwei@tencent.com>
Reviewed-by: NVitaly Kuznetsov <vkuznets@redhat.com>
Reviewed-by: NMiaohe Lin <linmiaohe@huawei.com>
Signed-off-by: NPaolo Bonzini <pbonzini@redhat.com>