From: Samer El-Haj-Mahmoud <samer.el-haj-mahmoud@hpe.com>
Date: Thu, 28 Apr 2016 20:29:27 +0000 (+0800)
Subject: SecurityPkg: Fix bug in TPM 1.2 SelfTest
X-Git-Tag: edk2-stable201903~7194
X-Git-Url: https://git.proxmox.com/?p=mirror_edk2.git;a=commitdiff_plain;h=fd338d8bd75034fd4fd35c9b326e9829c835c84f

SecurityPkg: Fix bug in TPM 1.2 SelfTest

Fix uninitialized command Length variable in TPM1.2 Self Test command

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Samer El-Haj-Mahmoud <elhaj@hpe.com>
Signed-off-by: Derek Lin <derek.lin2@hpe.com>
Reviewed-by: Chao Zhang <chao.b.zhang@intel.com>
Reviewed-by: Yao Jiewen <jiewen.yao@intel.com>
---

diff --git a/SecurityPkg/Library/Tpm12CommandLib/Tpm12SelfTest.c b/SecurityPkg/Library/Tpm12CommandLib/Tpm12SelfTest.c
index cd08d193ab..8e232ee5b8 100644
--- a/SecurityPkg/Library/Tpm12CommandLib/Tpm12SelfTest.c
+++ b/SecurityPkg/Library/Tpm12CommandLib/Tpm12SelfTest.c
@@ -2,6 +2,7 @@
   Implement TPM1.2 NV Self Test related commands.
 
 Copyright (c) 2016, Intel Corporation. All rights reserved. <BR>
+(C) Copyright 2016 Hewlett Packard Enterprise Development LP<BR>
 This program and the accompanying materials
 are licensed and made available under the terms and conditions of the BSD License
 which accompanies this distribution.  The full text of the license may be found at
@@ -42,5 +43,6 @@ Tpm12ContinueSelfTest (
   Command.tag       = SwapBytes16 (TPM_TAG_RQU_COMMAND);
   Command.paramSize = SwapBytes32 (sizeof (Command));
   Command.ordinal   = SwapBytes32 (TPM_ORD_ContinueSelfTest);
+  Length = sizeof (Response);
   return Tpm12SubmitCommand (sizeof (Command), (UINT8 *)&Command, &Length, (UINT8 *)&Response);
 }