From d5aff67358b5a6c4b22e20019abdfd235fafd006 Mon Sep 17 00:00:00 2001
From: hhuan13 <hhuan13@6f19259b-4bc3-4df7-8a09-765794883524>
Date: Fri, 12 Aug 2011 06:23:05 +0000
Subject: [PATCH] 1. Enhanced error handling in case PXE DHCP process error
 happens.

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@12123 6f19259b-4bc3-4df7-8a09-765794883524
---
 NetworkPkg/UefiPxeBcDxe/PxeBcImpl.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/NetworkPkg/UefiPxeBcDxe/PxeBcImpl.c b/NetworkPkg/UefiPxeBcDxe/PxeBcImpl.c
index f582590838..8e1e91cb65 100644
--- a/NetworkPkg/UefiPxeBcDxe/PxeBcImpl.c
+++ b/NetworkPkg/UefiPxeBcDxe/PxeBcImpl.c
@@ -405,6 +405,10 @@ EfiPxeBcDhcp (
     //
     Status = PxeBcDhcp6Sarr (Private, Private->Dhcp6);
 
+    if (EFI_ERROR (Status)) {
+      return Status;
+    }
+
     //
     // Configure Udp6Read instance
     //
@@ -421,6 +425,10 @@ EfiPxeBcDhcp (
     //
     Status = PxeBcDhcp4Dora (Private, Private->Dhcp4);
 
+    if (EFI_ERROR (Status)) {
+      return Status;
+    }
+
     //
     // Configure Udp4Read instance
     //