[vte/wip/egmont/bidi: 23/77] fix crash when scrolling back

[Egmont Koblinger <egmontkob src gnome org>]

commit fbe1d7e86cdde4d37862b4146c2b621bb637eba2
Author: Egmont Koblinger <egmont gmail com>
Date:   Thu Aug 23 00:53:53 2018 +0200

    fix crash when scrolling back

 src/vte.cc | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/src/vte.cc b/src/vte.cc
index 98bd11c4..8f374d18 100644
--- a/src/vte.cc
+++ b/src/vte.cc
@@ -8872,7 +8872,7 @@ Terminal::draw_rows(VteScreen *screen_,
 
         // FIXME find a nicer place for these
         m_ringview.set_ring (m_screen->row_data);
-        m_ringview.set_rows ((long) m_screen->scroll_delta, m_row_count + 2);
+        m_ringview.set_rows ((long) m_screen->scroll_delta, m_row_count + 3);
         m_ringview.set_width (m_column_count);
         m_ringview.update ();
 
@@ -9130,7 +9130,7 @@ Terminal::paint_cursor()
 
         // FIXME find a nicer place for these
         m_ringview.set_ring (m_screen->row_data);
-        m_ringview.set_rows ((long) m_screen->scroll_delta, m_row_count + 2);
+        m_ringview.set_rows ((long) m_screen->scroll_delta, m_row_count + 3);
         m_ringview.set_width (m_column_count);
         m_ringview.update ();