virsh: Invert logic in cmdVcpuinfo
virsh: Invert logic in cmdVcpuinfo

Initialize 'ret' to false and introduce a cleanup label.

jfehlig/libvirt,datto/libvirt,crobinso/libvirt,elmarco/libvirt,zippy2/libvirt,shugaoye/libvirt,VenkatDatta/libvirt,jardasgit/libvirt,rlaager/libvirt,agx/libvirt,jardasgit/libvirt,taget/libvirt,rlaager/libvirt,libvirt/libvirt,libvirt/libvirt,eskultety/libvirt,agx/libvirt,agx/libvirt,crobinso/libvirt,jardasgit/libvirt,shugaoye/libvirt,jardasgit/libvirt,eskultety/libvirt,elmarco/libvirt,VenkatDatta/libvirt,rlaager/libvirt,libvirt/libvirt,fabianfreyer/libvirt,agx/libvirt,agx/libvirt,eskultety/libvirt,jfehlig/libvirt,fabianfreyer/libvirt,olafhering/libvirt,olafhering/libvirt,eskultety/libvirt,fabianfreyer/libvirt,nertpinx/libvirt,andreabolognani/libvirt,andreabolognani/libvirt,VenkatDatta/libvirt,jfehlig/libvirt,VenkatDatta/libvirt,andreabolognani/libvirt,datto/libvirt,taget/libvirt,datto/libvirt,fabianfreyer/libvirt,taget/libvirt,andreabolognani/libvirt,shugaoye/libvirt,shugaoye/libvirt,zippy2/libvirt,elmarco/libvirt,crobinso/libvirt,taget/libvirt,taget/libvirt,datto/libvirt,elmarco/libvirt,elmarco/libvirt,andreabolognani/libvirt,jardasgit/libvirt,olafhering/libvirt,datto/libvirt,zippy2/libvirt,eskultety/libvirt,nertpinx/libvirt,libvirt/libvirt,olafhering/libvirt,jfehlig/libvirt,zippy2/libvirt,nertpinx/libvirt,rlaager/libvirt,shugaoye/libvirt,crobinso/libvirt,nertpinx/libvirt,rlaager/libvirt,fabianfreyer/libvirt,nertpinx/libvirt,VenkatDatta/libvirt