    # File lib/chef/provider/package/yum.rb, line 1069
            def action_upgrade
              # Ensure the candidate is newer
              if RPMVersion.parse(candidate_version) > RPMVersion.parse(@current_resource.version)
                super
              # Candidate is older
              else
                Chef::Log.debug("#{@new_resource} is at the latest version - nothing to do")
              end
            end