When Conn.Handshake fails during ALPN negotiation the error contains attacker controlled
information (the ALPN protocols sent by the client) which is not escaped.
(From OE-Core rev: b3f055df67cf345c9a17c5c1c874c778d538ba9e)
Signed-off-by: Archana Polampalli <archana.polampalli@windriver.com>
Signed-off-by: Steve Sakoman <steve@sakoman.com>