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Fix a bug in IP driver that the fragment overlap check may be skipped incorrectly.

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Signed-off-by: Fu Siyuan <siyuan.fu@intel.com>
Reviewed-by: Ye, Ting <ting.ye@intel.com>
Reviewed-by: Jin, Eric <eric.jin@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.0

git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@15443 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
Fu Siyuan
2014-04-10 02:25:49 +00:00
committed by sfu5
parent 734b6c33ba
commit cc0b145e0f
2 changed files with 4 additions and 4 deletions
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4
NetworkPkg/Ip6Dxe/Ip6Input.c
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@@ -1,7 +1,7 @@
/** @file
IP6 internal functions to process the incoming packets.
Copyright (c) 2009 - 2011, Intel Corporation. All rights reserved.<BR>
Copyright (c) 2009 - 2014, 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
@@ -243,7 +243,7 @@ Ip6Reassemble (
// check whether THIS.Start < PREV.End for overlap. If two fragments
// overlaps, trim the overlapped part off THIS fragment.
//
if ((Cur != ListHead) && ((Prev = Cur->BackLink) != ListHead)) {
if ((Prev = Cur->BackLink) != ListHead) {
Fragment = NET_LIST_USER_STRUCT (Prev, NET_BUF, List);
Node = IP6_GET_CLIP_INFO (Fragment);