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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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25
NetworkPkg/Mtftp6Dxe/Mtftp6Support.c
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@@ -1,7 +1,7 @@
/** @file
Mtftp6 support functions implementation.
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
@@ -319,6 +319,29 @@ Mtftp6GetMapping (
Status = Udp6->GetModeData (Udp6, NULL, &Ip6Mode, NULL, NULL);
if (!EFI_ERROR (Status)) {
if (Ip6Mode.AddressList != NULL) {
FreePool (Ip6Mode.AddressList);
}
if (Ip6Mode.GroupTable != NULL) {
FreePool (Ip6Mode.GroupTable);
}
if (Ip6Mode.RouteTable != NULL) {
FreePool (Ip6Mode.RouteTable);
}
if (Ip6Mode.NeighborCache != NULL) {
FreePool (Ip6Mode.NeighborCache);
}
if (Ip6Mode.PrefixTable != NULL) {
FreePool (Ip6Mode.PrefixTable);
}
if (Ip6Mode.IcmpTypeList != NULL) {
FreePool (Ip6Mode.IcmpTypeList);
}
if (Ip6Mode.IsConfigured) {
//