From 107e3d7a37035ec386941ad8fafcd9e7d4b0fabe Mon Sep 17 00:00:00 2001
From: Wu Jiaxin <jiaxin.wu@intel.com>
Date: Tue, 29 Oct 2013 08:52:01 +0000
Subject: [PATCH] Fix a K9 error.Result of GetVariable2() function that may
 return NULL will be dereferenced.

Signed-off-by: Wu Jiaxin <jiaxin.wu@intel.com >
Reviewed-by: Fu Siyuan <siyuan.fu@intel.com>
Reviewed-by: Dong Guo <guo.dong@intel.com>

git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@14814 6f19259b-4bc3-4df7-8a09-765794883524
---
 NetworkPkg/IScsiDxe/IScsiMisc.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/NetworkPkg/IScsiDxe/IScsiMisc.c b/NetworkPkg/IScsiDxe/IScsiMisc.c
index 1079c187fa..6ed4974545 100644
--- a/NetworkPkg/IScsiDxe/IScsiMisc.c
+++ b/NetworkPkg/IScsiDxe/IScsiMisc.c
@@ -953,9 +953,10 @@ IScsiDhcpIsConfigured (
                (VOID**)&AttemptTmp,
                NULL
                );
-    if(EFI_ERROR (Status)) {
+    if(AttemptTmp == NULL || EFI_ERROR (Status)) {
       continue;
     }
+    
     ASSERT (AttemptConfigOrder[Index] == AttemptTmp->AttemptConfigIndex);
 
     if (AttemptTmp->SessionConfigData.Enabled == ISCSI_DISABLED) {
-- 
2.39.2