conf: Need to unlock pools on object allocation failure
conf: Need to unlock pools on object allocation failure

The RW pool could be left locked if allocation fails.

eskultety/libvirt,olafhering/libvirt,crobinso/libvirt,jfehlig/libvirt,fabianfreyer/libvirt,libvirt/libvirt,eskultety/libvirt,eskultety/libvirt,eskultety/libvirt,zippy2/libvirt,libvirt/libvirt,jardasgit/libvirt,crobinso/libvirt,nertpinx/libvirt,andreabolognani/libvirt,olafhering/libvirt,jfehlig/libvirt,crobinso/libvirt,fabianfreyer/libvirt,jfehlig/libvirt,fabianfreyer/libvirt,nertpinx/libvirt,andreabolognani/libvirt,olafhering/libvirt,nertpinx/libvirt,zippy2/libvirt,eskultety/libvirt,libvirt/libvirt,nertpinx/libvirt,libvirt/libvirt,nertpinx/libvirt,andreabolognani/libvirt,fabianfreyer/libvirt,olafhering/libvirt,jardasgit/libvirt,jardasgit/libvirt,andreabolognani/libvirt,fabianfreyer/libvirt,jardasgit/libvirt,jfehlig/libvirt,zippy2/libvirt,jardasgit/libvirt,zippy2/libvirt,crobinso/libvirt,andreabolognani/libvirt