X-Git-Url: https://git.proxmox.com/?p=mirror_edk2.git;a=blobdiff_plain;f=MdeModulePkg%2FUniversal%2FNetwork%2FDhcp4Dxe%2FDhcp4Driver.c;fp=MdeModulePkg%2FUniversal%2FNetwork%2FDhcp4Dxe%2FDhcp4Driver.c;h=9253df2b3f08eb1ddf1e2473f5cdc008692da70e;hp=d1bba3022a04abd31a0c275e6b20dac9f6941baf;hb=35bc88dddc79103e6ab8d87932b4e877582a2bc5;hpb=ce964733292e31dce34e0be651f20a9d79884132

diff --git a/MdeModulePkg/Universal/Network/Dhcp4Dxe/Dhcp4Driver.c b/MdeModulePkg/Universal/Network/Dhcp4Dxe/Dhcp4Driver.c
index d1bba3022a..9253df2b3f 100644
--- a/MdeModulePkg/Universal/Network/Dhcp4Dxe/Dhcp4Driver.c
+++ b/MdeModulePkg/Universal/Network/Dhcp4Dxe/Dhcp4Driver.c
@@ -1,6 +1,6 @@
 /** @file
 
-Copyright (c) 2006 - 2012, Intel Corporation. All rights reserved.<BR>
+Copyright (c) 2006 - 2015, 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
 which accompanies this distribution.  The full text of the license may be found at
@@ -718,6 +718,19 @@ Dhcp4ServiceBindingDestroyChild (
   RemoveEntryList (&Instance->Link);
   DhcpSb->NumChildren--;
 
+  if (Instance->UdpIo != NULL) {
+    UdpIoCleanIo (Instance->UdpIo);
+    gBS->CloseProtocol (
+           Instance->UdpIo->UdpHandle,
+           &gEfiUdp4ProtocolGuid,
+           Instance->Service->Image,
+           Instance->Handle
+           );
+    UdpIoFreeIo (Instance->UdpIo);
+    Instance->UdpIo = NULL;
+    Instance->Token = NULL;
+  }
+
   gBS->RestoreTPL (OldTpl);
 
   FreePool (Instance);