hyperv: synic: only setup ack notifier if there's a callback
commitbd4ed63caafe0bd14393db0d7ef3a70860ec6f2d
authorRoman Kagan <rkagan@virtuozzo.com>
Fri, 21 Sep 2018 08:18:32 +0000 (21 11:18 +0300)
committerPaolo Bonzini <pbonzini@redhat.com>
Fri, 19 Oct 2018 11:44:13 +0000 (19 13:44 +0200)
tree4d7b9f926ab966faba443443340f4348c9717c25
parent42e4b0e1fb7f3ac793fe48adf2f1ad95b5782a6b
hyperv: synic: only setup ack notifier if there's a callback

There's no point setting up an sint ack notifier if no callback is
specified.

Signed-off-by: Roman Kagan <rkagan@virtuozzo.com>
Message-Id: <20180921081836.29230-5-rkagan@virtuozzo.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
target/i386/hyperv.c