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[WIN32K] Add some missing parameter checks. Fixes all but 4 tests in win32knt:NtUserEnumDisplaySettings. By Peter Hater. CORE-11524

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svn path=/trunk/; revision=72624
This commit is contained in:
Amine Khaldi 2016-09-08 20:25:30 +00:00
parent d4b414cc35
commit 4e5e90c854
1 changed files with 27 additions and 1 deletions
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28
reactos/win32ss/user/ntuser/display.c
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@ -572,8 +572,28 @@ NtUserEnumDisplaySettings(
TRACE("Enter NtUserEnumDisplaySettings(%wZ, %lu, %p, 0x%lx)\n",
pustrDevice, iModeNum, lpDevMode, dwFlags);
_SEH2_TRY
{
ProbeForWrite(lpDevMode, sizeof(DEVMODEW), 1);
}
_SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
{
_SEH2_YIELD(return _SEH2_GetExceptionCode());
}
_SEH2_END
if (lpDevMode->dmSize != sizeof(DEVMODEW))
{
return STATUS_BUFFER_TOO_SMALL;
}
if (pustrDevice)
{
if (pustrDevice->Buffer == NULL || pustrDevice->Length == 0)
{
Status = STATUS_INVALID_PARAMETER_1;
}
/* Initialize destination string */
RtlInitEmptyUnicodeString(&ustrDevice, awcDevice, sizeof(awcDevice));
@ -647,10 +667,16 @@ NtUserEnumDisplaySettings(
}
_SEH2_END;
}
else
{
if (Status == STATUS_UNSUCCESSFUL)
{
Status = STATUS_INVALID_PARAMETER_1;
}
}
return Status;
}
VOID
UserUpdateFullscreen(
DWORD flags)