missing wakeup

modules/codec/dmo/dmo.c

@@ -327,6 +327,7 @@ static void DecoderClose( vlc_object_t *p_this )
 
     vlc_mutex_lock( &p_sys->lock );
     p_sys->ready = false;
+    vlc_cond_signal( &p_sys->wait_input );
     vlc_mutex_unlock( &p_sys->lock );
 
     vlc_join( p_sys->thread, NULL );