remove extraneous comment, set conn_init static
The comment is an artifact from an old tls_reap function and no longer
describes the following function (conn_init).
Function conn_init should be marked static.
@@ -167,9 +167,7 @@ conn_fini(nng_tls_engine_conn *ec)
mbedtls_ssl_free(&ec->ctx);
}
-// The common code should call this only after it has released
-// it's upper layer stuff.
-int
+static int
conn_init(nng_tls_engine_conn *ec, void *tls, nng_tls_engine_config *cfg)
{
int rv;
