QUIC does not generate keys, TLS provides them

draft-ietf-quic-tls.md

@@ -501,11 +501,11 @@ handshake, new data is requested from TLS after providing received data.
 As keys for new encryption levels become available, TLS provides QUIC with those
 keys.  Separately, as keys at a given encryption level become available to TLS,
 TLS indicates to QUIC that reading or writing keys at that encryption level are
-available.  While generating these keys, an endpoint SHOULD buffer received
-packets marked as protected by the keys being generated, and process them once
-those keys become available.  If the keys are generated asynchronously, an
-endpoint MAY continue responding to the received packets that were processable
-while waiting for TLS to provide these keys.
+available.  While waiting for TLS to provide these keys, an endpoint SHOULD
+buffer the received packets marked as protected by the keys yet to be provided,
+and process them once those keys become available.  If the keys are generated
+asynchronously, an endpoint MAY continue responding to the received packets that
+are processable while waiting for TLS to provide these keys.
 
 TLS provides QUIC with three items as a new encryption level becomes available: