Another small refactoring.
Suggested-by: NJim Mattson <jmattson@google.com>
Signed-off-by: NMaxim Levitsky <mlevitsk@redhat.com>
Message-Id: <20200827171145.374620-5-mlevitsk@redhat.com>
Signed-off-by: NPaolo Bonzini <pbonzini@redhat.com>