Fixed a possible crash in the OSD demo

CONTRIBUTORS

@@ -2898,6 +2898,7 @@ Christopher Reimer <reimer.christopher@freenet.de>
  for making plugin Makefiles use DESTDIR and the 'install' program
  for suggesting to make sure that plugins include the VDR header files from the actual
  VDR source directory when doing "make plugins"
+ for reporting a possible crash in the OSD demo
 
 Stefan Huskamp <coca_cola1@gmx.de>
  for suggesting to make entering characters via the number keys

HISTORY

@@ -7894,3 +7894,4 @@ Video Disk Recorder Revision History
   marks (which will now be off by one) can still be cut with all VDR versions from
   1.7.32, because these will automatically adjust editing marks to I-frames.
   Users of stable releases shouldn't notice any problems.
+- Fixed a possible crash in the OSD demo (reported by Christopher Reimer).

PLUGINS/src/osddemo/HISTORY

@@ -60,6 +60,7 @@ VDR Plugin 'osddemo' Revision History
 
 - Official release.
 
-2014-02-04: Version 2.0.1
+2014-02-06: Version 2.0.1
 
 - Fixed flickering if subtitles are active while the OSD demo is running.
+- Fixed a possible crash in the OSD demo (reported by Christopher Reimer).

PLUGINS/src/osddemo/osddemo.c

@@ -3,7 +3,7 @@
  *
  * See the README file for copyright information and how to reach the author.
  *
- * $Id: osddemo.c 2.12.1.1 2014/02/04 10:48:10 kls Exp $
+ * $Id: osddemo.c 2.12.1.2 2014/02/06 11:59:40 kls Exp $
  */
 
 #include <vdr/osd.h>
@@ -480,6 +480,8 @@ void cTrueColorDemo::Action(void)
         if (Delta < FrameTime)
            cCondWait::SleepMs(FrameTime - Delta);
         }
+  destroyablePixmap = NULL;
+  toggleablePixmap = NULL;
   delete OsdFont;
   delete SmlFont;
   delete LrgFont;