From 0e9b25c23b2f8f0997eba6c38ccc82f92cd26fcc Mon Sep 17 00:00:00 2001
From: ydong10 <ydong10@6f19259b-4bc3-4df7-8a09-765794883524>
Date: Thu, 29 Sep 2011 06:38:55 +0000
Subject: [PATCH] Add pointer check for NULL before dereference it.

Signed-off-by: ydong10
Reviewed-by: vanjeff

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@12474 6f19259b-4bc3-4df7-8a09-765794883524
---
 IntelFrameworkModulePkg/Universal/BdsDxe/BootMaint/Variable.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/IntelFrameworkModulePkg/Universal/BdsDxe/BootMaint/Variable.c b/IntelFrameworkModulePkg/Universal/BdsDxe/BootMaint/Variable.c
index 6e6c7266d0..c055537e37 100644
--- a/IntelFrameworkModulePkg/Universal/BdsDxe/BootMaint/Variable.c
+++ b/IntelFrameworkModulePkg/Universal/BdsDxe/BootMaint/Variable.c
@@ -673,6 +673,7 @@ Var_UpdateDriverOption (
                       &gEfiGlobalVariableGuid,
                       &DriverOrderListSize
                       );
+  ASSERT (DriverOrderList != NULL);
   NewDriverOrderList = AllocateZeroPool (DriverOrderListSize + sizeof (UINT16));
   ASSERT (NewDriverOrderList != NULL);
   CopyMem (NewDriverOrderList, DriverOrderList, DriverOrderListSize);
@@ -842,7 +843,7 @@ Var_UpdateBootOption (
                     &gEfiGlobalVariableGuid,
                     &BootOrderListSize
                     );
-
+  ASSERT (BootOrderList != NULL);
   NewBootOrderList = AllocateZeroPool (BootOrderListSize + sizeof (UINT16));
   ASSERT (NewBootOrderList != NULL);
   CopyMem (NewBootOrderList, BootOrderList, BootOrderListSize);
-- 
2.39.2