From a3a0974822c02ab38ab7a7d21ab79f4b22d00291 Mon Sep 17 00:00:00 2001
From: "Yao, Jiewen" <Jiewen.Yao@intel.com>
Date: Tue, 18 Aug 2015 02:11:10 +0000
Subject: Add restriction that HashFinal() must be after at least one
 HashUpdate().

Just follow UEFI spec.

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: "Yao, Jiewen" <Jiewen.Yao@intel.com>
Reviewed-by: "Zhang, Chao B" <chao.b.zhang@intel.com>

git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@18229 6f19259b-4bc3-4df7-8a09-765794883524
---
 SecurityPkg/Hash2DxeCrypto/Driver.h | 1 +
 1 file changed, 1 insertion(+)

(limited to 'SecurityPkg/Hash2DxeCrypto/Driver.h')

diff --git a/SecurityPkg/Hash2DxeCrypto/Driver.h b/SecurityPkg/Hash2DxeCrypto/Driver.h
index 771aedc1ed..a145858fa0 100644
--- a/SecurityPkg/Hash2DxeCrypto/Driver.h
+++ b/SecurityPkg/Hash2DxeCrypto/Driver.h
@@ -57,6 +57,7 @@ typedef struct {
   EFI_HASH2_PROTOCOL               Hash2Protocol;
   VOID                             *HashContext;
   VOID                             *HashInfoContext;
+  BOOLEAN                          Updated;
 } HASH2_INSTANCE_DATA;
 
 #define HASH2_INSTANCE_DATA_FROM_THIS(a) \
-- 
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