@@ -439,9 +439,7 @@ static int request_frame(AVFilterLink *outlink)

 #ifdef DEBUG

     show_life_grid(outlink->src);

 #endif

-    ff_filter_frame(outlink, picref);

-

-    return 0;

+    return ff_filter_frame(outlink, picref);

 }

 static int query_formats(AVFilterContext *ctx)