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[Qemu-devel] [PATCH RFC 7/8] virtio-rng: migrate subsections


From: Greg Kurz
Subject: [Qemu-devel] [PATCH RFC 7/8] virtio-rng: migrate subsections
Date: Wed, 14 May 2014 17:42:23 +0200
User-agent: StGit/0.16

While we are here, we also check virtio_load() return value.

Signed-off-by: Greg Kurz <address@hidden>
---
 hw/virtio/virtio-rng.c |   13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)

diff --git a/hw/virtio/virtio-rng.c b/hw/virtio/virtio-rng.c
index b6ab361..0371103 100644
--- a/hw/virtio/virtio-rng.c
+++ b/hw/virtio/virtio-rng.c
@@ -103,17 +103,28 @@ static void virtio_rng_save(QEMUFile *f, void *opaque)
     VirtIODevice *vdev = opaque;
 
     virtio_save(vdev, f);
+    virtio_save_subsections(vdev, f);
 }
 
 static int virtio_rng_load(QEMUFile *f, void *opaque, int version_id)
 {
     VirtIORNG *vrng = opaque;
     VirtIODevice *vdev = VIRTIO_DEVICE(vrng);
+    int ret;
 
     if (version_id != 1) {
         return -EINVAL;
     }
-    virtio_load(vdev, f);
+
+    ret = virtio_load(vdev, f);
+    if (ret) {
+        return ret;
+    }
+
+    ret = virtio_load_subsections(vdev, f);
+    if (ret) {
+        return ret;
+    }
 
     /* We may have an element ready but couldn't process it due to a quota
      * limit.  Make sure to try again after live migration when the quota may




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