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authorPaolo Bonzini <pbonzini@redhat.com>2013-09-20 14:05:42 +0200
committerPaolo Bonzini <pbonzini@redhat.com>2013-12-09 21:46:48 +0100
commit40dfc16f5fe0afb66f9436718781264dfadb6c61 (patch)
tree49940da19ef4aa515980b191064ddcb31d804073
parent5e96f5d2f8d2696ef7d2d8d7282c18fa6023470b (diff)
downloadfocaccia-qemu-40dfc16f5fe0afb66f9436718781264dfadb6c61.tar.gz
focaccia-qemu-40dfc16f5fe0afb66f9436718781264dfadb6c61.zip
virtio-blk: switch exit callback to VirtioDeviceClass
This ensures hot-unplug is handled properly by the proxy, and avoids
leaking bus_name which is freed by virtio_device_exit.

Cc: qemu-stable@nongnu.org
Acked-by: Andreas Faerber <afaerber@suse.de>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
-rw-r--r--hw/block/virtio-blk.c10
1 files changed, 4 insertions, 6 deletions
diff --git a/hw/block/virtio-blk.c b/hw/block/virtio-blk.c
index 13f6d8276e..7f0440f3a8 100644
--- a/hw/block/virtio-blk.c
+++ b/hw/block/virtio-blk.c
@@ -728,20 +728,18 @@ static int virtio_blk_device_init(VirtIODevice *vdev)
     return 0;
 }
 
-static int virtio_blk_device_exit(DeviceState *dev)
+static void virtio_blk_device_exit(VirtIODevice *vdev)
 {
-    VirtIODevice *vdev = VIRTIO_DEVICE(dev);
-    VirtIOBlock *s = VIRTIO_BLK(dev);
+    VirtIOBlock *s = VIRTIO_BLK(vdev);
 #ifdef CONFIG_VIRTIO_BLK_DATA_PLANE
     remove_migration_state_change_notifier(&s->migration_state_notifier);
     virtio_blk_data_plane_destroy(s->dataplane);
     s->dataplane = NULL;
 #endif
     qemu_del_vm_change_state_handler(s->change);
-    unregister_savevm(dev, "virtio-blk", s);
+    unregister_savevm(DEVICE(vdev), "virtio-blk", s);
     blockdev_mark_auto_del(s->bs);
     virtio_cleanup(vdev);
-    return 0;
 }
 
 static Property virtio_blk_properties[] = {
@@ -753,10 +751,10 @@ static void virtio_blk_class_init(ObjectClass *klass, void *data)
 {
     DeviceClass *dc = DEVICE_CLASS(klass);
     VirtioDeviceClass *vdc = VIRTIO_DEVICE_CLASS(klass);
-    dc->exit = virtio_blk_device_exit;
     dc->props = virtio_blk_properties;
     set_bit(DEVICE_CATEGORY_STORAGE, dc->categories);
     vdc->init = virtio_blk_device_init;
+    vdc->exit = virtio_blk_device_exit;
     vdc->get_config = virtio_blk_update_config;
     vdc->set_config = virtio_blk_set_config;
     vdc->get_features = virtio_blk_get_features;