static void qmp_chardev_open_udp(Chardev *chr, ChardevBackend *backend, bool *be_opened, Error **errp) { ChardevUdp *udp = backend->u.udp.data; QIOChannelSocket *sioc = qio_channel_socket_new(); char *name; UdpChardev *s = UDP_CHARDEV(chr); if (qio_channel_socket_dgram_sync(sioc, udp->local, udp->remote, errp) < 0) { object_unref(OBJECT(sioc)); return; } name = g_strdup_printf("chardev-udp-%s", chr->label); qio_channel_set_name(QIO_CHANNEL(sioc), name); g_free(name); s->ioc = QIO_CHANNEL(sioc); /* be isn't opened until we get a connection */ *be_opened = false; }