From 95020e9f85a02237ed6d44b5d4652997004f5772 Mon Sep 17 00:00:00 2001
From: sfu5 <sfu5@6f19259b-4bc3-4df7-8a09-765794883524>
Date: Fri, 25 Nov 2011 01:22:47 +0000
Subject: 1. Fix a bug to initialize the UdpRead instance in EfiPxeBcStart
 function.

Signed-off-by: sfu5
Reviewed-by: qianouyang
Reviewed-by: xdu2


git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk@12775 6f19259b-4bc3-4df7-8a09-765794883524
---
 edk2/NetworkPkg/UefiPxeBcDxe/PxeBcImpl.c | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

diff --git a/edk2/NetworkPkg/UefiPxeBcDxe/PxeBcImpl.c b/edk2/NetworkPkg/UefiPxeBcDxe/PxeBcImpl.c
index 0e1773115..00f1e4d39 100644
--- a/edk2/NetworkPkg/UefiPxeBcDxe/PxeBcImpl.c
+++ b/edk2/NetworkPkg/UefiPxeBcDxe/PxeBcImpl.c
@@ -81,6 +81,17 @@ EfiPxeBcStart (
 
   if (Mode->UsingIpv6) {
     AsciiPrint ("\n>>Start PXE over IPv6");
+    //
+    // Configure udp6 instance to receive data.
+    //
+    Status = Private->Udp6Read->Configure (
+                                  Private->Udp6Read,
+                                  &Private->Udp6CfgData
+                                  );
+    if (EFI_ERROR (Status)) {
+      goto ON_ERROR;
+    }
+    
     //
     // Configure block size for TFTP as a default value to handle all link layers.
     //
@@ -115,6 +126,17 @@ EfiPxeBcStart (
     }
   } else {
     AsciiPrint ("\n>>Start PXE over IPv4");
+    //
+    // Configure udp4 instance to receive data.
+    //
+    Status = Private->Udp4Read->Configure (
+                                  Private->Udp4Read,
+                                  &Private->Udp4CfgData
+                                  );
+    if (EFI_ERROR (Status)) {
+      goto ON_ERROR;
+    }
+    
     //
     // Configure block size for TFTP as a default value to handle all link layers.
     //
-- 
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