1. Add EFI_COMPONENT_NAME2_PROTOCOL.GetControllerName() support.

2. Fix the driver binding Stop() hang issue in the network stack.
3. Add Ip4 raw data support.
4. Add iSCSI Dhcp option 60 support.

Signed-off-by: Fu Siyuan <siyuan.fu@intel.com>
Reviewed-by: Ye Ting <ting.ye@intel.com>
Reviewed-by: Ouyang Qian <qian.ouyang@intel.com>

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13995 6f19259b-4bc3-4df7-8a09-765794883524

NetworkPkg/Mtftp6Dxe/Mtftp6Support.c

@@ -1,7 +1,7 @@
 /** @file
   Mtftp6 support functions implementation.
 
-  Copyright (c) 2009 - 2010, Intel Corporation. All rights reserved.<BR>
+  Copyright (c) 2009 - 2012, Intel Corporation. All rights reserved.<BR>
 
   This program and the accompanying materials
   are licensed and made available under the terms and conditions of the BSD License
@@ -903,6 +903,12 @@ Mtftp6OperationClean (
   }
 
   if (Instance->McastUdpIo != NULL) {
+    gBS->CloseProtocol (
+           Instance->McastUdpIo->UdpHandle,
+           &gEfiUdp6ProtocolGuid,
+           Instance->McastUdpIo->Image,
+           Instance->Handle
+           );
     UdpIoFreeIo (Instance->McastUdpIo);
     Instance->McastUdpIo = NULL;
   }