CVS commit by tokoe: 

Patch from TrollTech, that prevents crashes if QSplashScreen::finished( QWidget *wdg ) get a null pointer as argument.


  M +4 -4      qsplashscreen.cpp   1.2


--- qt-copy/src/widgets/qsplashscreen.cpp  #1.1:1.2
@@ -207,10 +207,10 @@ void QSplashScreen::clear()
 void QSplashScreen::finish( QWidget *mainWin )
 {
+    if ( mainWin ) {
 #if defined(Q_WS_X11)
     extern void qt_wait_for_window_manager( QWidget *mainWin );
     qt_wait_for_window_manager( mainWin );
-#else
-    Q_UNUSED( mainWin );
 #endif
+    }
     close();
 }