Fix thinko in recent commit causing mixer strip buttons to not update on connection changes.

git-svn-id: svn://localhost/ardour2/branches/3.0@10381 d708f5d6-7413-0410-9779-e7cbd77b26cf

1 files changed, 2 insertions, 6 deletions

diff --git a/gtk2_ardour/mixer_strip.cc b/gtk2_ardour/mixer_strip.cc
index 255fbfb4a2..caf5a7ccfa 100644
--- a/gtk2_ardour/mixer_strip.cc
+++ b/gtk2_ardour/mixer_strip.cc
@@ -1219,16 +1219,12 @@ MixerStrip::port_connected_or_disconnected (boost::weak_ptr<Port> wa, boost::wea
 	boost::shared_ptr<Port> a = wa.lock ();
 	boost::shared_ptr<Port> b = wb.lock ();
 
-	if (!a || !b) {
-		return;
-	}
-	
-	if (_route->input()->has_port (a) || _route->input()->has_port (b)) {
+	if ((a && _route->input()->has_port (a)) || (b && _route->input()->has_port (b))) {
 		update_input_display ();
 		set_width_enum (_width, this);
 	}
 
-	if (_route->output()->has_port (a) || _route->output()->has_port (b)) {
+	if ((a && _route->output()->has_port (a)) || (b && _route->output()->has_port (b))) {
 		update_output_display ();
 		set_width_enum (_width, this);
 	}