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pointer verification (not NULL) and buffer overrun fixes.

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git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@11459 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
jcarsey
2011-03-30 19:33:03 +00:00
parent 6b825919f1
commit 33c031ee20
21 changed files with 338 additions and 185 deletions
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69
ShellPkg/Library/UefiShellDebug1CommandsLib/Bcfg.c
View File

@ -265,27 +265,31 @@ BcfgAddDebug1(
FilePathSize = GetDevicePathSize (FilePath);
TempByteBuffer = AllocateZeroPool(sizeof(UINT32) + sizeof(UINT16) + DescSize + FilePathSize);
TempByteStart = TempByteBuffer;
*((UINT32 *) TempByteBuffer) = LOAD_OPTION_ACTIVE; // Attributes
TempByteBuffer += sizeof (UINT32);
if (TempByteBuffer != NULL) {
TempByteStart = TempByteBuffer;
*((UINT32 *) TempByteBuffer) = LOAD_OPTION_ACTIVE; // Attributes
TempByteBuffer += sizeof (UINT32);
*((UINT16 *) TempByteBuffer) = (UINT16)FilePathSize; // FilePathListLength
TempByteBuffer += sizeof (UINT16);
*((UINT16 *) TempByteBuffer) = (UINT16)FilePathSize; // FilePathListLength
TempByteBuffer += sizeof (UINT16);
CopyMem (TempByteBuffer, Desc, DescSize);
TempByteBuffer += DescSize;
CopyMem (TempByteBuffer, FilePath, FilePathSize);
CopyMem (TempByteBuffer, Desc, DescSize);
TempByteBuffer += DescSize;
CopyMem (TempByteBuffer, FilePath, FilePathSize);
UnicodeSPrint (OptionStr, sizeof(OptionStr), L"%s%04x", Target == BcfgTargetBootOrder?L"Boot":L"Driver", TargetLocation);
Status = gRT->SetVariable (
OptionStr,
&gEfiGlobalVariableGuid,
EFI_VARIABLE_NON_VOLATILE|EFI_VARIABLE_BOOTSERVICE_ACCESS|EFI_VARIABLE_RUNTIME_ACCESS,
sizeof(UINT32) + sizeof(UINT16) + DescSize + FilePathSize,
TempByteStart
);
UnicodeSPrint (OptionStr, sizeof(OptionStr), L"%s%04x", Target == BcfgTargetBootOrder?L"Boot":L"Driver", TargetLocation);
Status = gRT->SetVariable (
OptionStr,
&gEfiGlobalVariableGuid,
EFI_VARIABLE_NON_VOLATILE|EFI_VARIABLE_BOOTSERVICE_ACCESS|EFI_VARIABLE_RUNTIME_ACCESS,
sizeof(UINT32) + sizeof(UINT16) + DescSize + FilePathSize,
TempByteStart
);
FreePool(TempByteStart);
FreePool(TempByteStart);
} else {
Status = EFI_OUT_OF_RESOURCES;
}
if (EFI_ERROR(Status)) {
ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_BCFG_SET_VAR_FAIL), gShellDebug1HiiHandle, OptionStr, Status);
@ -385,22 +389,25 @@ BcfgRemoveDebug1(
return (SHELL_INVALID_PARAMETER);
}
NewOrder = AllocateZeroPool(OrderCount*sizeof(CurrentOrder[0]));
NewCount = OrderCount;
CopyMem(NewOrder, CurrentOrder, OrderCount*sizeof(CurrentOrder[0]));
for (LoopVar = 0 ; LoopVar < OrderCount ; LoopVar++){
if (NewOrder[LoopVar] == Location) {
CopyMem(NewOrder+LoopVar, NewOrder+LoopVar+1, (OrderCount - LoopVar - 1)*sizeof(CurrentOrder[0]));
NewCount--;
if (NewOrder != NULL) {
NewCount = OrderCount;
CopyMem(NewOrder, CurrentOrder, OrderCount*sizeof(CurrentOrder[0]));
for (LoopVar = 0 ; LoopVar < OrderCount ; LoopVar++){
if (NewOrder[LoopVar] == Location) {
CopyMem(NewOrder+LoopVar, NewOrder+LoopVar+1, (OrderCount - LoopVar - 1)*sizeof(CurrentOrder[0]));
NewCount--;
}
}
Status = gRT->SetVariable(
Target == BcfgTargetBootOrder?(CHAR16*)L"BootOrder":(CHAR16*)L"DriverOrder",
(EFI_GUID*)&gEfiGlobalVariableGuid,
EFI_VARIABLE_NON_VOLATILE|EFI_VARIABLE_BOOTSERVICE_ACCESS|EFI_VARIABLE_RUNTIME_ACCESS,
NewCount*sizeof(NewOrder[0]),
NewOrder);
FreePool(NewOrder);
} else {
Status = EFI_OUT_OF_RESOURCES;
}
Status = gRT->SetVariable(
Target == BcfgTargetBootOrder?(CHAR16*)L"BootOrder":(CHAR16*)L"DriverOrder",
(EFI_GUID*)&gEfiGlobalVariableGuid,
EFI_VARIABLE_NON_VOLATILE|EFI_VARIABLE_BOOTSERVICE_ACCESS|EFI_VARIABLE_RUNTIME_ACCESS,
NewCount*sizeof(NewOrder[0]),
NewOrder);
FreePool(NewOrder);
if (EFI_ERROR(Status)) {
ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_BCFG_WRITE_FAIL), gShellDebug1HiiHandle, Target == BcfgTargetBootOrder?(CHAR16*)L"BootOrder":(CHAR16*)L"DriverOrder", Status);
return (SHELL_INVALID_PARAMETER);

20
ShellPkg/Library/UefiShellDebug1CommandsLib/Edit/FileBuffer.c
View File

@ -247,10 +247,10 @@ MoveLine (
// if > 0, the advance
//
if (Count <= 0) {
AbsCount = -Count;
AbsCount = (UINTN)ABS(Count);
Line = InternalEditorMiscLineRetreat (AbsCount,MainEditor.FileBuffer->CurrentLine,MainEditor.FileBuffer->ListHead);
} else {
Line = InternalEditorMiscLineAdvance (Count,MainEditor.FileBuffer->CurrentLine,MainEditor.FileBuffer->ListHead);
Line = InternalEditorMiscLineAdvance ((UINTN)Count,MainEditor.FileBuffer->CurrentLine,MainEditor.FileBuffer->ListHead);
}
return Line;
@ -317,7 +317,7 @@ FileBufferRestoreMousePosition (
CurrentLine = FileBuffer.CurrentLine;
Line = MoveLine (FRow - FileBuffer.FilePosition.Row);
if (FColumn > Line->Size) {
if (Line == NULL || FColumn > Line->Size) {
HasCharacter = FALSE;
}
@ -500,7 +500,7 @@ FileBufferPrintLine (
Limit = 0;
}
StrnCpy (PrintLine, Buffer, Limit > MainEditor.ScreenSize.Column ? MainEditor.ScreenSize.Column : Limit);
StrnCpy (PrintLine, Buffer, MIN(MIN(Limit,MainEditor.ScreenSize.Column), 200));
for (; Limit < MainEditor.ScreenSize.Column; Limit++) {
PrintLine[Limit] = L' ';
}
@ -1446,7 +1446,7 @@ FileBufferSave (
//
// if is the old file
//
if (StrCmp (FileName, FileBuffer.FileName) == 0) {
if (FileBuffer.FileName != NULL && StrCmp (FileName, FileBuffer.FileName) == 0) {
//
// file has not been modified
//
@ -2316,7 +2316,7 @@ FileBufferPageDown (
//
// if that line, is not that long, so move to the end of that line
//
if (FCol > Line->Size) {
if (Line != NULL && FCol > Line->Size) {
FCol = Line->Size + 1;
}
@ -2372,7 +2372,7 @@ FileBufferPageUp (
//
// if that line is not that long, so move to the end of that line
//
if (FCol > Line->Size) {
if (Line != NULL && FCol > Line->Size) {
FCol = Line->Size + 1;
}
@ -2650,10 +2650,10 @@ MoveCurrentLine (
UINTN AbsCount;
if (Count <= 0) {
AbsCount = -Count;
AbsCount = (UINTN)ABS(Count);
Line = InternalEditorMiscLineRetreat (AbsCount,MainEditor.FileBuffer->CurrentLine,MainEditor.FileBuffer->ListHead);
} else {
Line = InternalEditorMiscLineAdvance (Count,MainEditor.FileBuffer->CurrentLine,MainEditor.FileBuffer->ListHead);
Line = InternalEditorMiscLineAdvance ((UINTN)Count,MainEditor.FileBuffer->CurrentLine,MainEditor.FileBuffer->ListHead);
}
if (Line == NULL) {
@ -2720,7 +2720,7 @@ FileBufferMovePosition (
//
FileBuffer.FilePosition.Row = NewFilePosRow;
if (RowGap < 0) {
Abs = -RowGap;
Abs = (UINTN)ABS(RowGap);
FileBuffer.DisplayPosition.Row -= Abs;
} else {
FileBuffer.DisplayPosition.Row += RowGap;

6
ShellPkg/Library/UefiShellDebug1CommandsLib/HexEdit/BufferImage.c
View File

@ -637,7 +637,7 @@ HBufferImageRestoreMousePosition (
CurrentLine = HBufferImage.CurrentLine;
Line = HMoveLine (FRow - HBufferImage.BufferPosition.Row);
if (FColumn > Line->Size) {
if (Line == NULL || FColumn > Line->Size) {
HasCharacter = FALSE;
}
@ -1620,7 +1620,7 @@ Returns:
//
HBufferImage.BufferPosition.Row = NewFilePosRow;
if (RowGap <= 0) {
Abs = -RowGap;
Abs = (UINTN)ABS(RowGap);
HBufferImage.DisplayPosition.Row -= Abs;
} else {
HBufferImage.DisplayPosition.Row += RowGap;
@ -1931,7 +1931,7 @@ Returns:
//
// if that line, is not that long, so move to the end of that line
//
if (FCol > Line->Size) {
if (Line != NULL && FCol > Line->Size) {
FCol = Line->Size + 1;
HighBits = TRUE;
}

2
ShellPkg/Library/UefiShellDebug1CommandsLib/HexEdit/FileImage.c
View File

@ -383,7 +383,7 @@ Returns:
//
// if is the old file
//
if (StrCmp (FileName, HFileImage.FileName) == 0) {
if (HFileImage.FileName != NULL && FileName != NULL && StrCmp (FileName, HFileImage.FileName) == 0) {
//
// check whether file exists on disk
//

2
ShellPkg/Library/UefiShellDebug1CommandsLib/HexEdit/HexEdit.c
View File

@ -110,7 +110,7 @@ ShellCommandRunHexEdit (
ShellStatus = SHELL_INVALID_PARAMETER;
} else {
Name = ShellCommandLineGetRawValue(Package, 1);
if (!IsValidFileName(Name)) {
if (Name == NULL || !IsValidFileName(Name)) {
ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PROBLEM), gShellDebug1HiiHandle, Name);
ShellStatus = SHELL_INVALID_PARAMETER;
} else {

13
ShellPkg/Library/UefiShellDebug1CommandsLib/HexEdit/Misc.c
View File

@ -256,10 +256,10 @@ Returns:
// do not set currentline to Line
//
if (Count <= 0) {
AbsCount = -Count;
AbsCount = (UINTN)ABS(Count);
Line = _HLineRetreat (AbsCount);
} else {
Line = _HLineAdvance (Count);
Line = _HLineAdvance ((UINTN)Count);
}
return Line;
@ -297,10 +297,10 @@ Returns:
// >0: advance
//
if (Count <= 0) {
AbsCount = -Count;
AbsCount = (UINTN)ABS(Count);
Line = _HLineRetreat (AbsCount);
} else {
Line = _HLineAdvance (Count);
Line = _HLineAdvance ((UINTN)Count);
}
if (Line == NULL) {
@ -399,7 +399,10 @@ Returns:
Lenp = StrLen (Pat);
Lens = StrLen (Str);
Failure = AllocateZeroPool (Lenp * sizeof (INTN));
Failure = AllocateZeroPool ((UINTN)(Lenp * sizeof (INTN)));
if (Failure == NULL) {
return 0;
}
Failure[0] = -1;
for (j = 1; j < Lenp; j++) {
i = Failure[j - 1];

24
ShellPkg/Library/UefiShellDebug1CommandsLib/SetVar.c
View File

@ -154,11 +154,15 @@ ShellCommandRunSetVar (
// arbitrary buffer
//
Buffer = AllocateZeroPool((StrLen(Data) / 2));
for (LoopVar = 0 ; LoopVar < (StrLen(Data) / 2) ; LoopVar++) {
((UINT8*)Buffer)[LoopVar] = (UINT8)(HexCharToUintn(Data[LoopVar*2]) * 16);
((UINT8*)Buffer)[LoopVar] = (UINT8)(((UINT8*)Buffer)[LoopVar] + HexCharToUintn(Data[LoopVar*2+1]));
if (Buffer == NULL) {
Status = EFI_OUT_OF_RESOURCES;
} else {
for (LoopVar = 0 ; LoopVar < (StrLen(Data) / 2) ; LoopVar++) {
((UINT8*)Buffer)[LoopVar] = (UINT8)(HexCharToUintn(Data[LoopVar*2]) * 16);
((UINT8*)Buffer)[LoopVar] = (UINT8)(((UINT8*)Buffer)[LoopVar] + HexCharToUintn(Data[LoopVar*2+1]));
}
Status = gRT->SetVariable((CHAR16*)VariableName, &Guid, Attributes, StrLen(Data) / 2, Buffer);
}
Status = gRT->SetVariable((CHAR16*)VariableName, &Guid, Attributes, StrLen(Data) / 2, Buffer);
if (EFI_ERROR(Status)) {
ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_SETVAR_ERROR_SET), gShellDebug1HiiHandle, &Guid, VariableName, Status);
ShellStatus = SHELL_ACCESS_DENIED;
@ -181,11 +185,13 @@ ShellCommandRunSetVar (
//
Data++;
Buffer = AllocateZeroPool(StrSize(Data) / 2);
AsciiSPrint(Buffer, StrSize(Data) / 2, "%s", Data);
((CHAR8*)Buffer)[AsciiStrLen(Buffer)-1] = CHAR_NULL;
Status = gRT->SetVariable((CHAR16*)VariableName, &Guid, Attributes, AsciiStrSize(Buffer)-sizeof(CHAR8), Buffer);
if (Buffer == NULL) {
Status = EFI_OUT_OF_RESOURCES;
} else {
AsciiSPrint(Buffer, StrSize(Data) / 2, "%s", Data);
((CHAR8*)Buffer)[AsciiStrLen(Buffer)-1] = CHAR_NULL;
Status = gRT->SetVariable((CHAR16*)VariableName, &Guid, Attributes, AsciiStrSize(Buffer)-sizeof(CHAR8), Buffer);
}
if (EFI_ERROR(Status)) {
ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_SETVAR_ERROR_SET), gShellDebug1HiiHandle, &Guid, VariableName, Status);
ShellStatus = SHELL_ACCESS_DENIED;

85
ShellPkg/Library/UefiShellDebug1CommandsLib/SmbiosView/EventLogInfo.c
View File

@ -340,55 +340,56 @@ DisplaySysEventLogData (
//
Offset = 0;
Log = (LOG_RECORD_FORMAT *) LogData;
while (Log->Type != END_OF_LOG && Offset < LogAreaLength) {
while (Log != NULL && Log->Type != END_OF_LOG && Offset < LogAreaLength) {
//
// Get a Event Log Record
//
Log = (LOG_RECORD_FORMAT *) (LogData + Offset);
//
// Display Event Log Record Information
//
DisplaySELVarDataFormatType (Log->Type, SHOW_DETAIL);
DisplaySELLogHeaderLen (Log->Length, SHOW_DETAIL);
if (Log != NULL) {
//
// Display Event Log Record Information
//
DisplaySELVarDataFormatType (Log->Type, SHOW_DETAIL);
DisplaySELLogHeaderLen (Log->Length, SHOW_DETAIL);
Offset += Log->Length;
Offset += Log->Length;
//
// Display Log Header Date/Time Fields
// These fields contain the BCD representation of the date and time
// (as read from CMOS) of the occurrence of the event
// So Print as hex and represent decimal
//
ShellPrintHiiEx(-1,-1,NULL,STRING_TOKEN (STR_SMBIOSVIEW_EVENTLOGINFO_DATE), gShellDebug1HiiHandle);
if (Log != NULL && Log->Year >= 80 && Log->Year <= 99) {
Print (L"19");
} else if (Log != NULL && Log->Year <= 79) {
Print (L"20");
} else {
ShellPrintHiiEx(-1,-1,NULL,STRING_TOKEN (STR_SMBIOSVIEW_EVENTLOGINFO_ERROR), gShellDebug1HiiHandle);
continue;
}
//
// Display Log Header Date/Time Fields
// These fields contain the BCD representation of the date and time
// (as read from CMOS) of the occurrence of the event
// So Print as hex and represent decimal
//
ShellPrintHiiEx(-1,-1,NULL,STRING_TOKEN (STR_SMBIOSVIEW_EVENTLOGINFO_DATE), gShellDebug1HiiHandle);
if (Log != NULL && Log->Year >= 80 && Log->Year <= 99) {
Print (L"19");
} else if (Log != NULL && Log->Year <= 79) {
Print (L"20");
} else {
ShellPrintHiiEx(-1,-1,NULL,STRING_TOKEN (STR_SMBIOSVIEW_EVENTLOGINFO_ERROR), gShellDebug1HiiHandle);
continue;
ShellPrintHiiEx(-1,-1,NULL,
STRING_TOKEN (STR_SMBIOSVIEW_EVENTLOGINFO_TIME_SIX_VARS),
gShellDebug1HiiHandle,
Log->Year,
Log->Month,
Log->Day,
Log->Hour,
Log->Minute,
Log->Second
);
//
// Display Variable Data Format
//
if (Log->Length <= (sizeof (LOG_RECORD_FORMAT) - 1)) {
continue;
}
ElVdfType = Log->LogVariableData[0];
DisplayElVdfInfo (ElVdfType, Log->LogVariableData);
}
ShellPrintHiiEx(-1,-1,NULL,
STRING_TOKEN (STR_SMBIOSVIEW_EVENTLOGINFO_TIME_SIX_VARS),
gShellDebug1HiiHandle,
Log->Year,
Log->Month,
Log->Day,
Log->Hour,
Log->Minute,
Log->Second
);
//
// Display Variable Data Format
//
if (Log->Length <= (sizeof (LOG_RECORD_FORMAT) - 1)) {
continue;
}
ElVdfType = Log->LogVariableData[0];
DisplayElVdfInfo (ElVdfType, Log->LogVariableData);
}
}

49
ShellPkg/Library/UefiShellDebug1CommandsLib/SmbiosView/QueryTable.c
View File

@ -2,7 +2,7 @@
Build a table, each item is (Key, Info) pair.
And give a interface of query a string out of a table.
Copyright (c) 2005 - 2010, Intel Corporation. All rights reserved.<BR>
Copyright (c) 2005 - 2011, 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
which accompanies this distribution. The full text of the license may be found at
@ -2921,27 +2921,8 @@ TABLE_ITEM StructureTypeInfoTable[] = {
};
UINT8
QueryTable (
IN TABLE_ITEM *Table,
IN UINTN Number,
IN UINT8 Key,
IN OUT CHAR16 *Info
)
/*++
Routine Description:
Function Description
Given a table and a Key, return the responding info.
Arguments:
Table - The begin address of table
Number - The number of table items
Key - The query Key
Info - Input as empty buffer; output as data buffer.
Returns:
if Key found - return found Key and Info
if Key unfound - return QUERY_TABLE_UNFOUND, Info=NULL
/**
Given a table and a Key, return the responding info.
Notes:
Table[Index].Key is change from UINT8 to UINT16,
@ -2955,7 +2936,23 @@ Routine Description:
Then all the Key Value between Low and High gets the same string
L"Unused".
@param[in] Table The begin address of table.
@param[in] Number The number of table items.
@param[in] Key The query Key.
@param[in,out] Info Input as empty buffer; output as data buffer.
@param[in] InfoLen The max number of characters for Info.
@return the found Key and Info is valid.
@retval QUERY_TABLE_UNFOUND and Info should be NULL.
**/
UINT8
QueryTable (
IN TABLE_ITEM *Table,
IN UINTN Number,
IN UINT8 Key,
IN OUT CHAR16 *Info,
IN UINTN InfoLen
)
{
UINTN Index;
//
@ -2971,7 +2968,7 @@ Routine Description:
// Check if Key is in the range
//
if (High > Low && Key >= Low && Key <= High) {
StrCpy (Info, Table[Index].Info);
StrnCpy (Info, Table[Index].Info, InfoLen-1);
StrCat (Info, L"\n");
return Key;
}
@ -2979,13 +2976,13 @@ Routine Description:
// Check if Key == Value in the table
//
if (Table[Index].Key == Key) {
StrCpy (Info, Table[Index].Info);
StrnCpy (Info, Table[Index].Info, InfoLen-1);
StrCat (Info, L"\n");
return Key;
}
}
StrCpy (Info, L"Undefined Value\n");
StrnCpy (Info, L"Undefined Value\n", InfoLen);
return QUERY_TABLE_UNFOUND;
}
@ -3069,7 +3066,7 @@ PrintBitsInfo (
CHAR16 Info[66]; \
Num = sizeof (Table) / sizeof (TABLE_ITEM); \
ZeroMem (Info, sizeof (Info)); \
QueryTable (Table, Num, Key, Info); \
QueryTable (Table, Num, Key, Info, sizeof(Info)/sizeof(Info[0])); \
Print (Info); \
} while (0);

29
ShellPkg/Library/UefiShellDebug1CommandsLib/SmbiosView/QueryTable.h
View File

@ -2,7 +2,7 @@
Build a table, each item is (key, info) pair.
and give a interface of query a string out of a table.
Copyright (c) 2005 - 2010, Intel Corporation. All rights reserved.<BR>
Copyright (c) 2005 - 2011, 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
which accompanies this distribution. The full text of the license may be found at
@ -37,12 +37,37 @@ typedef struct TABLE_ITEM {
} \
} while (0);
/**
Given a table and a Key, return the responding info.
Notes:
Table[Index].Key is change from UINT8 to UINT16,
in order to deal with "0xaa - 0xbb".
For example:
DisplaySELVariableDataFormatTypes(UINT8 Type, UINT8 Option)
has a item:
"0x07-0x7F, Unused"
Now define Key = 0x7F07, that is to say: High = 0x7F, Low = 0x07.
Then all the Key Value between Low and High gets the same string
L"Unused".
@param[in] Table The begin address of table.
@param[in] Number The number of table items.
@param[in] Key The query Key.
@param[in,out] Info Input as empty buffer; output as data buffer.
@param[in] InfoLen The max number of characters for Info.
@return the found Key and Info is valid.
@retval QUERY_TABLE_UNFOUND and Info should be NULL.
**/
UINT8
QueryTable (
IN TABLE_ITEM *Table,
IN UINTN Number,
IN UINT8 Key,
IN OUT CHAR16 *Info
IN OUT CHAR16 *Info,
IN UINTN InfoLen
);
VOID

12
ShellPkg/Library/UefiShellDebug1CommandsLib/UefiShellDebug1CommandsLib.c
View File

@ -310,7 +310,9 @@ ConvertStringToGuid (
TempCopy = StrnCatGrow(&TempCopy, NULL, StringGuid, 0);
Walker = TempCopy;
TempSpot = StrStr(Walker, L"-");
*TempSpot = CHAR_NULL;
if (TempSpot != NULL) {
*TempSpot = CHAR_NULL;
}
Status = ShellConvertStringToUint64(Walker, &TempVal, TRUE, FALSE);
if (EFI_ERROR(Status)) {
FreePool(TempCopy);
@ -319,7 +321,9 @@ ConvertStringToGuid (
Guid->Data1 = (UINT32)TempVal;
Walker += 9;
TempSpot = StrStr(Walker, L"-");
*TempSpot = CHAR_NULL;
if (TempSpot != NULL) {
*TempSpot = CHAR_NULL;
}
Status = ShellConvertStringToUint64(Walker, &TempVal, TRUE, FALSE);
if (EFI_ERROR(Status)) {
FreePool(TempCopy);
@ -328,7 +332,9 @@ ConvertStringToGuid (
Guid->Data2 = (UINT16)TempVal;
Walker += 5;
TempSpot = StrStr(Walker, L"-");
*TempSpot = CHAR_NULL;
if (TempSpot != NULL) {
*TempSpot = CHAR_NULL;
}
Status = ShellConvertStringToUint64(Walker, &TempVal, TRUE, FALSE);
if (EFI_ERROR(Status)) {
FreePool(TempCopy);