View: Don't set scroll defaults more than once

diff --git a/pv/views/trace/view.cpp b/pv/views/trace/view.cpp
index 96b17fdaf25a9a791bf675e97c387b985d849b69..0070c743e8d13de97747b356aeb49d287cc847cc 100644 (file)
--- a/pv/views/trace/view.cpp
+++ b/pv/views/trace/view.cpp
@@ -1053,8 +1053,10 @@ void View::update_scroll()
                vscrollbar->setRange(extents.first - areaSize.height(),
                        extents.second);
 
-       if (scroll_needs_defaults_)
+       if (scroll_needs_defaults_) {
                set_scroll_default();
+               scroll_needs_defaults_ = false;
+       }
 }
 
 void View::reset_scroll()