From: Ryan Dahl <ry@tinyclouds.org>
Date: Tue, 27 Apr 2010 03:26:43 +0000 (-0700)
Subject: Fix bug in socket write optimization
X-Git-Tag: v0.1.93~25
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=e235aae0181d7b3b47951d33616f5b007075acf5;p=platform%2Fupstream%2Fnodejs.git

Fix bug in socket write optimization

Thanks to tlb@tlb.org for finding it!
---

diff --git a/lib/net.js b/lib/net.js
index be49783..04ca00f 100644
--- a/lib/net.js
+++ b/lib/net.js
@@ -624,7 +624,12 @@ Stream.prototype._writeOut = function (data, encoding) {
 
   if (bytesWritten == len) {
     // awesome. sent to buffer.
-    buffer.used -= len; // Optimization - save the space
+    if (buffer === pool) {
+      // If we're just writing from the pool then we can make a little
+      // optimization and save the space.
+      buffer.used -= len;
+    }
+
     if (queuedData) {
       return false;
     } else {