errs = append(errs, err)
	}

	if err := PerformAddonsUpgrade(client, cfg, patchesDir, out); err != nil {
		errs = append(errs, err)
	}

	return errorsutil.NewAggregate(errs)
}

// PerformAddonsUpgrade performs the upgrade of the coredns and kube-proxy addons.
func PerformAddonsUpgrade(client clientset.Interface, cfg *kubeadmapi.InitConfiguration, patchesDir string, out io.Writer) error {

		if err := upgrade.PerformStaticPodUpgrade(client, waiter, cfg, etcdUpgrade, renewCerts, patchesDir); err != nil {
			return errors.Wrap(err, "couldn't complete the static pod upgrade")
		}

		if err := upgrade.PerformAddonsUpgrade(client, cfg, data.PatchesDir(), data.OutputWriter()); err != nil {
			return errors.Wrap(err, "failed to perform addons upgrade")
		}