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Refine code to make it more safely. 

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Eric Dong <eric.dong@intel.com>
Reviewed-by: Ruiyu Ni <ruiyu.ni@intel.com>




git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@15588 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
Eric Dong 2014-06-25 05:16:52 +00:00 committed by ydong10
parent 2f497dc147
commit 53db912ea1
1 changed files with 2 additions and 1 deletions
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3
OptionRomPkg/UndiRuntimeDxe/E100b.c
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@ -1,7 +1,7 @@
/** @file /** @file
Provides basic function upon network adapter card. Provides basic function upon network adapter card.
Copyright (c) 2006, Intel Corporation. All rights reserved.<BR> Copyright (c) 2006 - 2014, Intel Corporation. All rights reserved.<BR>
This program and the accompanying materials This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at which accompanies this distribution. The full text of the license may be found at
@ -1607,6 +1607,7 @@ CheckCBList (
// check if Q is full // check if Q is full
// //
if (next (AdapterInfo->xmit_done_tail) != AdapterInfo->xmit_done_head) { if (next (AdapterInfo->xmit_done_tail) != AdapterInfo->xmit_done_head) {
ASSERT (AdapterInfo->xmit_done_tail < TX_BUFFER_COUNT << 1);
AdapterInfo->xmit_done[AdapterInfo->xmit_done_tail] = Tmp_ptr->free_data_ptr; AdapterInfo->xmit_done[AdapterInfo->xmit_done_tail] = Tmp_ptr->free_data_ptr;
UnMapIt ( UnMapIt (