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MdeModulePkg: Fix potential buffer overflow issues.

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Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Eric Dong <eric.dong@intel.com>
Reviewed-by: Liming Gao <liming.gao@intel.com>

git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@17472 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
Eric Dong
2015-05-19 09:26:25 +00:00
committed by ydong10
parent 5f25ead991
commit aee257db53
3 changed files with 7 additions and 3 deletions
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2
MdeModulePkg/Universal/SetupBrowserDxe/IfrParse.c
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@@ -2144,6 +2144,7 @@ ParseOpCodes (
// Option
//
case EFI_IFR_ONE_OF_OPTION_OP:
ASSERT (ParentStatement != NULL);
if (ParentStatement->Operand == EFI_IFR_ORDERED_LIST_OP && ((((EFI_IFR_ONE_OF_OPTION *) OpCodeData)->Flags & (EFI_IFR_OPTION_DEFAULT | EFI_IFR_OPTION_DEFAULT_MFG)) != 0)) {
//
// It's keep the default value for ordered list opcode.
@@ -2198,7 +2199,6 @@ ParseOpCodes (
CopyMem (CurrentOption->SuppressExpression->Expression, GetConditionalExpressionList(ExpressOption), (UINTN) (sizeof (FORM_EXPRESSION *) * ConditionalExprCount));
}
ASSERT (ParentStatement != NULL);
//
// Insert to Option list of current Question
//