From f31eeaa8ab4b6a2fa946ca18a1d6d366e391cc51 Mon Sep 17 00:00:00 2001
From: Joel Martin <github@martintribe.org>
Date: Mon, 9 May 2011 17:22:02 -0500
Subject: [PATCH] Stop sending empty frames.

Pull from websockify a339a4856.
---
 include/websock.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/websock.js b/include/websock.js
index dcf6453c..c9e0342b 100644
--- a/include/websock.js
+++ b/include/websock.js
@@ -175,7 +175,7 @@ function flush() {
     if (websocket.bufferedAmount < api.maxBufferedAmount) {
         //Util.Debug("arr: " + arr);
         //Util.Debug("sQ: " + sQ);
-        if (sQ) {
+        if (sQ.length > 0) {
             websocket.send(encode_message(sQ));
             sQ = [];
         }