libxl: lock virDomainObj after ListRemove
Most libxl driver API use the pattern of lock and add a ref to virDomainObj, perform API, then decrement ref and unlock in virDomainEndAPI. In some cases the API may call virDomainObjListRemove, which unlocks the virDomainObj. Relock the object in such cases so EndAPI is called with a locked object. Signed-off-by: NJim Fehlig <jfehlig@suse.com> Reviewed-by: NJohn Ferlan <jferlan@redhat.com>
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