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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/HttpBootDxe/HttpBootDhcp6.c
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@@ -1,7 +1,7 @@
/** @file
Functions implementation related with DHCPv6 for HTTP boot driver.
Copyright (c) 2015, Intel Corporation. All rights reserved.<BR>
Copyright (c) 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 that accompanies this distribution.
The full text of the license may be found at
@@ -974,8 +974,13 @@ ON_EXIT:
Dhcp6->Configure (Dhcp6, NULL);
} else {
ZeroMem (&Config, sizeof (EFI_DHCP6_CONFIG_DATA));
ZeroMem (&Mode, sizeof (EFI_DHCP6_MODE_DATA));
Dhcp6->Configure (Dhcp6, &Config);
if (Mode.ClientId != NULL) {
FreePool (Mode.ClientId);
}
if (Mode.Ia != NULL) {
FreePool (Mode.Ia);
}
}
return Status;