From 6b2a5b98f095aae628ff85a753cc4aac159fe01e Mon Sep 17 00:00:00 2001
From: =?utf8?q?J=C3=A9r=C3=B4me=20Gardou?= <jerome.gardou@reactos.org>
Date: Thu, 16 Oct 2014 20:15:33 +0000
Subject: [PATCH] [TCPIP]  - Fix potential NULL pointer dereference

svn path=/trunk/; revision=64769
---
 reactos/lib/drivers/ip/transport/tcp/tcp.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/reactos/lib/drivers/ip/transport/tcp/tcp.c b/reactos/lib/drivers/ip/transport/tcp/tcp.c
index 5d013be3531..68b18f2690e 100644
--- a/reactos/lib/drivers/ip/transport/tcp/tcp.c
+++ b/reactos/lib/drivers/ip/transport/tcp/tcp.c
@@ -679,8 +679,12 @@ TCPSetNoDelay(
     PCONNECTION_ENDPOINT Connection,
     BOOLEAN Set)
 {
+    if (!Connection)
+        return STATUS_UNSUCCESSFUL;
+
     if (Connection->SocketContext == NULL)
         return STATUS_UNSUCCESSFUL;
+
     LibTCPSetNoDelay(Connection->SocketContext, Set);
     return STATUS_SUCCESS;
 }
-- 
2.17.1