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ShellPkg: Add NULL check to pointer returned from 'AllocateZeroPool'. 

When CustomCumulativeToken is not NULL, the CustomCumulativeData is expected non-NULL.
Add 'ASSERT' statement to ensure this.

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Qiu Shumin <shumin.qiu@intel.com>
Reviewed-by: Ruiyu Ni <ruiyu.ni@intel.com>

git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@18956 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
Qiu Shumin 2015-11-26 01:51:52 +00:00 committed by shenshushi
parent c4ace58253
commit 9d41c48fe4
1 changed files with 2 additions and 1 deletions
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3
ShellPkg/Library/UefiDpLib/Dp.c
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@ -13,7 +13,7 @@
Dp uses this information to group records in different ways. It also uses
timer information to calculate elapsed time for each measurement.
Copyright (c) 2009 - 2013, Intel Corporation. All rights reserved.
Copyright (c) 2009 - 2015, Intel Corporation. All rights reserved.
(C) Copyright 2015 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
@ -256,6 +256,7 @@ ShellCommandRunDp (
CustomCumulativeToken = ShellCommandLineGetValue (ParamPackage, L"-c");
if (CustomCumulativeToken != NULL) {
CustomCumulativeData = AllocateZeroPool (sizeof (PERF_CUM_DATA));
ASSERT (CustomCumulativeData != NULL);
CustomCumulativeData->MinDur = 0;
CustomCumulativeData->MaxDur = 0;
CustomCumulativeData->Count = 0;