virtio-blk: cleanup: QOM cast

Use QOM casts inside virtio-blk.

Signed-off-by: KONRAD Frederic <fred.konrad@greensocs.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Message-id: 1363624648-16906-11-git-send-email-fred.konrad@greensocs.com
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/hw/virtio-blk.h b/hw/virtio-blk.h
index a040c016d9..51ac0101d0 100644
--- a/hw/virtio-blk.h
+++ b/hw/virtio-blk.h
@@ -116,7 +116,7 @@ struct VirtIOBlkConf
 };
 
 typedef struct VirtIOBlock {
-    VirtIODevice vdev;
+    VirtIODevice parent_obj;
     BlockDriverState *bs;
     VirtQueue *vq;
     void *rq;