use hkdf.New instead of hkdf.Expand for stateless reset key derivation

libp2p · Mar 23, 2020 · f05ab19 · f05ab19
1 parent a0d830e
commit f05ab19
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/transport.go b/transport.go
@@ -116,7 +116,7 @@ func NewTransport(key ic.PrivKey, psk pnet.PSK) (tpt.Transport, error) {
 	if err != nil {
 		return nil, err
 	}
-	keyReader := hkdf.Expand(sha256.New, keyBytes, []byte("libp2p quic stateless reset key"))
+	keyReader := hkdf.New(sha256.New, keyBytes, nil, []byte("libp2p quic stateless reset key"))
 	config.StatelessResetKey = make([]byte, 32)
 	if _, err := io.ReadFull(keyReader, config.StatelessResetKey); err != nil {
 		return nil, err