Do not release unreserved address in qemuDomainAttachRNGDevice
Do not release unreserved address in qemuDomainAttachRNGDevice

Only set releaseaddr to true after the address has been
reserved successfully.

https://bugzilla.redhat.com/show_bug.cgi?id=1452581

Reviewed-by: John Ferlan <87558058f6f829e5ec976c8ef960720af4ff9c7d@redhat.com>

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