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check parameter in GetWindowInfo()

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svn path=/trunk/; revision=8954
This commit is contained in:
Thomas Bluemel 2004-04-02 21:03:25 +00:00
parent 6491031cc2
commit 1c5f3e5775
1 changed files with 8 additions and 1 deletions
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9
reactos/subsys/win32k/ntuser/misc.c
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@ -1,4 +1,4 @@
/* $Id: misc.c,v 1.56 2004/04/02 20:51:08 weiden Exp $ /* $Id: misc.c,v 1.57 2004/04/02 21:03:25 weiden Exp $
* *
* COPYRIGHT: See COPYING in the top level directory * COPYRIGHT: See COPYING in the top level directory
* PROJECT: ReactOS kernel * PROJECT: ReactOS kernel
@ -389,6 +389,13 @@ NtUserCallTwoParam(
return FALSE; return FALSE;
} }
if(wi.cbSize != sizeof(WINDOWINFO))
{
IntReleaseWindowObject(WindowObject);
SetLastWin32Error(ERROR_INVALID_PARAMETER);
return FALSE;
}
if((Ret = (DWORD)IntGetWindowInfo(WindowObject, &wi))) if((Ret = (DWORD)IntGetWindowInfo(WindowObject, &wi)))
{ {
Status = MmCopyToCaller((PVOID)Param2, &wi, sizeof(WINDOWINFO)); Status = MmCopyToCaller((PVOID)Param2, &wi, sizeof(WINDOWINFO));