[vte/wip/egmont/bidi: 28/94] fix crash when scrolling back

[Egmont Koblinger <egmontkob src gnome org>]

commit 7c736132f687ec2f452f0f3dee5657ad105e6666
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 1c8bdb0b..0920a5f5 100644
--- a/src/vte.cc
+++ b/src/vte.cc
@@ -8873,7 +8873,7 @@ 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 ();
 
@@ -9158,7 +9158,7 @@ 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 ();