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NetworkPkg:Fix Network memory leak when calling GetModeData interface

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Multiple network protocols have a GetModeData() interface, which may
allocate memory resource in the return mode data structure. It's
callers responsibility to free these buffers.

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Zhang Lubo <lubo.zhang@intel.com>
Reviewed-by: Fu Siyuan <siyuan.fu@intel.com>
Reviewed-by: Wu Jiaxin <jiaxin.wu@intel.com>

git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@19758 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
Zhang Lubo
2016-01-28 02:32:43 +00:00
committed by luobozhang
parent b1b1d64699
commit ce22514e48
10 changed files with 195 additions and 18 deletions
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9
NetworkPkg/UefiPxeBcDxe/PxeBcDhcp6.c
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@@ -2,7 +2,7 @@
Functions implementation related with DHCPv6 for UefiPxeBc Driver.
(C) Copyright 2014 Hewlett-Packard Development Company, L.P.<BR>
Copyright (c) 2009 - 2015, Intel Corporation. All rights reserved.<BR>
Copyright (c) 2009 - 2016, Intel Corporation. All rights reserved.<BR>
This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
@@ -2082,7 +2082,12 @@ PxeBcDhcp6Sarr (
// to find a valid router address.
//
CopyMem (&Private->TmpStationIp.v6, &Mode.Ia->IaAddress[0].IpAddress, sizeof (EFI_IPv6_ADDRESS));
if (Mode.ClientId != NULL) {
FreePool (Mode.ClientId);
}
if (Mode.Ia != NULL) {
FreePool (Mode.Ia);
}
//
// Check the selected offer whether BINL retry is needed.
//