From 4102ea30c36d202b9690335c282808ef91b05567 Mon Sep 17 00:00:00 2001
From: "Antonio M. Amaya" <amac@tid.es>
Date: Fri, 15 Nov 2013 18:28:00 +0100
Subject: [PATCH] Bug 939116 - Apply the TCPSocket.send offset parameter
 correctly. r=dpreston

---
 dom/network/src/TCPSocketChild.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/dom/network/src/TCPSocketChild.cpp b/dom/network/src/TCPSocketChild.cpp
index 051768fdac86..812344a18a73 100644
--- a/dom/network/src/TCPSocketChild.cpp
+++ b/dom/network/src/TCPSocketChild.cpp
@@ -222,7 +222,7 @@ TCPSocketChild::SendSend(const JS::Value& aData,
       return NS_ERROR_OUT_OF_MEMORY;
     }
     FallibleTArray<uint8_t> fallibleArr;
-    if (!fallibleArr.InsertElementsAt(0, data, nbytes)) {
+    if (!fallibleArr.InsertElementsAt(0, data + aByteOffset, nbytes)) {
       return NS_ERROR_OUT_OF_MEMORY;
     }
     InfallibleTArray<uint8_t> arr;