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fixed missing window dereferences and a minor thread-safety bug

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svn path=/trunk/; revision=9167
This commit is contained in:
Thomas Bluemel 2004-04-16 21:50:26 +00:00
parent b6da18c3a0
commit fb5087e80c
1 changed files with 9 additions and 8 deletions
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17
reactos/subsys/win32k/ntuser/prop.c
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@ -16,7 +16,7 @@
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
/* $Id: prop.c,v 1.9 2004/02/24 13:27:03 weiden Exp $
/* $Id: prop.c,v 1.10 2004/04/16 21:50:26 weiden Exp $
*
* COPYRIGHT: See COPYING in the top level directory
* PROJECT: ReactOS kernel
@ -193,12 +193,12 @@ NtUserGetProp(HWND hWnd, ATOM Atom)
IntLockWindowProperties(WindowObject);
Prop = IntGetProp(WindowObject, Atom);
IntUnLockWindowProperties(WindowObject);
if (Prop != NULL)
{
Data = Prop->Data;
}
IntUnLockWindowProperties(WindowObject);
IntReleaseWindowObject(WindowObject);
return(Data);
}
@ -229,19 +229,20 @@ IntSetProp(PWINDOW_OBJECT Wnd, ATOM Atom, HANDLE Data)
BOOL STDCALL
NtUserSetProp(HWND hWnd, ATOM Atom, HANDLE Data)
{
PWINDOW_OBJECT Wnd;
PWINDOW_OBJECT WindowObject;
BOOL ret;
if (!(Wnd = IntGetWindowObject(hWnd)))
if (!(WindowObject = IntGetWindowObject(hWnd)))
{
SetLastWin32Error(ERROR_INVALID_WINDOW_HANDLE);
return FALSE;
}
IntLockWindowProperties(Wnd);
ret = IntSetProp(Wnd, Atom, Data);
IntUnLockWindowProperties(Wnd);
IntLockWindowProperties(WindowObject);
ret = IntSetProp(WindowObject, Atom, Data);
IntUnLockWindowProperties(WindowObject);
IntReleaseWindowObject(WindowObject);
return ret;
}