fix default output map display for no plugin processors

(eg. mono->stereo deliveries)

diff --git a/gtk2_ardour/processor_box.cc b/gtk2_ardour/processor_box.cc
index 853544a6b6b481f15fa4c68b8f1d479987de48fb..9cc68c2a7de2b5c320098f8c5e9eb2b3a25f16ea 100644 (file)
--- a/gtk2_ardour/processor_box.cc
+++ b/gtk2_ardour/processor_box.cc
@@ -2916,7 +2916,7 @@ ProcessorBox::setup_routing_feeds ()
                        (*i)->input_icon.set_ports (p->input_streams());
                        (*i)->output_icon.set_ports (p->output_streams());
                        ChanMapping inmap (p->input_streams ());
-                       ChanMapping outmap (p->input_streams ());
+                       ChanMapping outmap (p->output_streams ());
                        ChanMapping thrumap;
                        (*i)->routing_icon.set (
                                        p->input_streams(),