From cb3ae73c2f54054edeb736140555f1475c18e2ec Mon Sep 17 00:00:00 2001
From: Luigi Pinca <luigipinca@gmail.com>
Date: Thu, 18 Jan 2018 18:39:02 +0100
Subject: [PATCH] stream: remove unreachable code

To avoid a function call `BufferList.prototype.concat()` is not called
when there is only a buffer in the list. That buffer is instead
accessed directly.

PR-URL: https://github.com/nodejs/node/pull/18239
Reviewed-By: Matteo Collina <matteo.collina@gmail.com>
---
 lib/internal/streams/BufferList.js | 2 --
 1 file changed, 2 deletions(-)

diff --git a/lib/internal/streams/BufferList.js b/lib/internal/streams/BufferList.js
index c5a293b9ca0c16..b3980e007a499e 100644
--- a/lib/internal/streams/BufferList.js
+++ b/lib/internal/streams/BufferList.js
@@ -62,8 +62,6 @@ module.exports = class BufferList {
   concat(n) {
     if (this.length === 0)
       return Buffer.alloc(0);
-    if (this.length === 1)
-      return this.head.data;
     const ret = Buffer.allocUnsafe(n >>> 0);
     var p = this.head;
     var i = 0;