fix double-free/crash at session close

[ardour.git] / gtk2_ardour / time_axis_view.cc

diff --git a/gtk2_ardour/time_axis_view.cc b/gtk2_ardour/time_axis_view.cc
index 7130f9de68a87501dcd782eda4c41c2f1282c32b..4f332c196ffab667e2e7e7aedf7e24f35d0c544b 100644 (file)
--- a/gtk2_ardour/time_axis_view.cc
+++ b/gtk2_ardour/time_axis_view.cc
@@ -228,16 +228,16 @@ TimeAxisView::~TimeAxisView()
        }
 
        for (list<SelectionRect*>::iterator i = free_selection_rects.begin(); i != free_selection_rects.end(); ++i) {
-               delete (*i)->rect;
-               delete (*i)->start_trim;
-               delete (*i)->end_trim;
+               delete (*i)->rect; (*i)->rect=0;
+               delete (*i)->start_trim; (*i)->start_trim = 0;
+               delete (*i)->end_trim; (*i)->end_trim = 0;
 
        }
 
        for (list<SelectionRect*>::iterator i = used_selection_rects.begin(); i != used_selection_rects.end(); ++i) {
-               delete (*i)->rect;
-               delete (*i)->start_trim;
-               delete (*i)->end_trim;
+               delete (*i)->rect; (*i)->rect = 0;
+               delete (*i)->start_trim; (*i)->start_trim = 0;
+               delete (*i)->end_trim; (*i)->end_trim = 0;
        }
 
        delete selection_group;