- [Win32k] Test thread death before posting to queue.

svn path=/trunk/; revision=44334

diff --git a/reactos/subsystems/win32/win32k/ntuser/message.c b/reactos/subsystems/win32/win32k/ntuser/message.c
index c968192..c11c35b 100644 (file)
--- a/reactos/subsystems/win32/win32k/ntuser/message.c
+++ b/reactos/subsystems/win32/win32k/ntuser/message.c
@@ -1324,7 +1324,7 @@ UserPostThreadMessage( DWORD idThread,
    if( Status == STATUS_SUCCESS )
    {
       pThread = (PTHREADINFO)peThread->Tcb.Win32Thread;
    if( Status == STATUS_SUCCESS )
    {
       pThread = (PTHREADINFO)peThread->Tcb.Win32Thread;

-      if( !pThread || !pThread->MessageQueue )
+      if( !pThread || !pThread->MessageQueue  || (pThread->TIF_flags & TIF_INCLEANUP))

       {
          ObDereferenceObject( peThread );
          return FALSE;
       {
          ObDereferenceObject( peThread );
          return FALSE;