From 083150d2cd04968349d988d525c1a15261f77ca8 Mon Sep 17 00:00:00 2001
From: Cameron Gutman <aicommander@gmail.com>
Date: Tue, 4 Aug 2009 23:35:50 +0000
Subject: [PATCH]  - Add missing locking to DeallocatePort

svn path=/trunk/; revision=42399
---
 reactos/lib/drivers/ip/network/ports.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/reactos/lib/drivers/ip/network/ports.c b/reactos/lib/drivers/ip/network/ports.c
index c1697a462ad..c8b0835c0f1 100644
--- a/reactos/lib/drivers/ip/network/ports.c
+++ b/reactos/lib/drivers/ip/network/ports.c
@@ -35,7 +35,10 @@ VOID DeallocatePort( PPORT_SET PortSet, ULONG Port ) {
     Port = htons(Port);
     ASSERT(Port >= PortSet->StartingPort);
     ASSERT(Port < PortSet->StartingPort + PortSet->PortsToOversee);
+
+    ExAcquireFastMutex( &PortSet->Mutex );
     RtlClearBits( &PortSet->ProtoBitmap, Port - PortSet->StartingPort, 1 );
+    ExReleaseFastMutex( &PortSet->Mutex );
 }
 
 BOOLEAN AllocatePort( PPORT_SET PortSet, ULONG Port ) {