[libvirt] [PATCH] storage: fix logical volume cloning

[Daniel P. Berrange]

On Sun, Nov 25, 2012 at 02:59:33AM +0100, Ján Tomko wrote:
> Commit 258e06c removed setting of the volume type to
> VIR_STORAGE_VOL_BLOCK, which leads to failures in
> storageVolumeCreateXMLFrom.
> 
> The type (and target.format) of the volume was set to zero. In
> virStorageBackendGetBuildVolFromFunction, this gets interpreted as
> VIR_STORAGE_FILE_NONE and the qemu-img tool is called with unknown
> "none" format.
> 
> Bug: https://bugzilla.redhat.com/show_bug.cgi?id=879780
> ---
>  src/storage/storage_backend_logical.c |    2 ++
>  1 files changed, 2 insertions(+), 0 deletions(-)
> 
> diff --git a/src/storage/storage_backend_logical.c b/src/storage/storage_backend_logical.c
> index de43c3a..fd5cbd1 100644
> --- a/src/storage/storage_backend_logical.c
> +++ b/src/storage/storage_backend_logical.c
> @@ -708,6 +708,8 @@ virStorageBackendLogicalCreateVol(virConnectPtr conn,
>          return -1;
>      }
>  
> +    vol->type = VIR_STORAGE_VOL_BLOCK;
> +
>      if (vol->target.path != NULL) {
>          /* A target path passed to CreateVol has no meaning */
>          VIR_FREE(vol->target.path);

ACK

Daniel
-- 
|: http://berrange.com      -o-    http://www.flickr.com/photos/dberrange/ :|
|: http://libvirt.org              -o-             http://virt-manager.org :|
|: http://autobuild.org       -o-         http://search.cpan.org/~danberr/ :|
|: http://entangle-photo.org       -o-       http://live.gnome.org/gtk-vnc :|