Corrects crash when closing preference dialog (upper right X icon) and trying to...

Signed-off-by: Jean-Baptiste Kempf <jb@videolan.org>

diff --git a/modules/gui/qt4/dialogs/preferences.hpp b/modules/gui/qt4/dialogs/preferences.hpp
index bbddfaa64207d380283b4c83286e8fe325d570bd..5c2227908ea1b00524d4c5c4387137e20e7d55ce 100644 (file)
--- a/modules/gui/qt4/dialogs/preferences.hpp
+++ b/modules/gui/qt4/dialogs/preferences.hpp
@@ -51,7 +51,7 @@ public:
             instance = new PrefsDialog( (QWidget *)p_intf->p_sys->p_mi, p_intf );
         return instance;
     }
-    virtual ~PrefsDialog() {};
+    virtual ~PrefsDialog() { instance = NULL; }
 #if 0
     /*Called from extended settings, is not used anymore, but could be useful one day*/
     void showModulePrefs( char* );