wgengine/netstack: clarify a comment
@@ -509,12 +509,14 @@ func (ns *Impl) acceptTCP(r *tcp.ForwarderRequest) {
}
r.Complete(false)
- // Asynchronously start the TCP handshake. Note that the
- // gonet.TCPConn methods c.RemoteAddr() and c.LocalAddr() will
- // return nil until the handshake actually completes. But we
- // have the remote address in reqDetails instead, so we don't
- // use RemoteAddr. The byte copies in both directions in
- // forwardTCP will block until the TCP handshake is complete.
+ // The ForwarderRequest.CreateEndpoint above asynchronously
+ // starts the TCP handshake. Note that the gonet.TCPConn
+ // methods c.RemoteAddr() and c.LocalAddr() will return nil
+ // until the handshake actually completes. But we have the
+ // remote address in reqDetails instead, so we don't use
+ // gonet.TCPConn.RemoteAddr. The byte copies in both
+ // directions to/from the gonet.TCPConn in forwardTCP will
+ // block until the TCP handshake is complete.
c := gonet.NewTCPConn(&wq, ep)
if ns.ForwardTCPIn != nil {
