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[KERNEL32] Check the return buffer for NULL before initializing the unicode string buffer with it. By Peter Hater. CORE-11368

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svn path=/trunk/; revision=71947
This commit is contained in:
Amine Khaldi 2016-07-15 20:18:20 +00:00
parent 0d440c625d
commit 4d6c550bad
1 changed files with 8 additions and 1 deletions
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9
reactos/dll/win32/kernel32/client/compname.c
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@ -263,8 +263,15 @@ GetComputerNameExA(COMPUTER_NAME_FORMAT NameType,
UNICODE_STRING UnicodeString; UNICODE_STRING UnicodeString;
ANSI_STRING AnsiString; ANSI_STRING AnsiString;
BOOL Result; BOOL Result;
PWCHAR TempBuffer = RtlAllocateHeap( RtlGetProcessHeap(), 0, *nSize * sizeof(WCHAR) ); PWCHAR TempBuffer;
if (!lpBuffer)
{
SetLastError(ERROR_INVALID_PARAMETER);
return FALSE;
}
TempBuffer = RtlAllocateHeap(RtlGetProcessHeap(), 0, *nSize * sizeof(WCHAR));
if (!TempBuffer) if (!TempBuffer)
{ {
SetLastError(ERROR_NOT_ENOUGH_MEMORY); SetLastError(ERROR_NOT_ENOUGH_MEMORY);