virtio-serial: cleanup: remove qdev field.

The qdev field is no longer needed, just drop it.
Signed-off-by: NKONRAD Frederic <fred.konrad@greensocs.com>
Reviewed-by: NCornelia Huck <cornelia.huck@de.ibm.com>
Reviewed-by: NPeter Maydell <peter.maydell@linaro.org>
Tested-by: NCornelia Huck <cornelia.huck@de.ibm.com>
Acked-by: NAmit Shah <amit.shah@redhat.com>
Message-id: 1365512016-21944-8-git-send-email-fred.konrad@greensocs.com
Signed-off-by: NAnthony Liguori <aliguori@us.ibm.com>

hw/char/virtio-serial-bus.c

@@ -960,8 +960,6 @@ static int virtio_serial_device_init(VirtIODevice *vdev)
     vdev->set_status = set_status;
     vdev->reset = vser_reset;
 
-    vser->qdev = qdev;
-
     vser->post_load = NULL;
 
     /*

include/hw/virtio/virtio-serial.h

@@ -200,8 +200,6 @@ struct VirtIOSerial {
 
     VirtIOSerialBus bus;
 
-    DeviceState *qdev;
-
     QTAILQ_HEAD(, VirtIOSerialPort) ports;
 
     /* bitmap for identifying active ports */