return
			}
			if intermediates == nil {
				intermediates = x509.NewCertPool()
			}
			intermediates.AddCert(cert)
		} else {
			peerCertificates = append(peerCertificates, cert)
		}
	}
	r.TLS.PeerCertificates = peerCertificates

	// Now, we have to check that the client has provided exactly one leaf