From ff4829eee6f13eb9c00bd05a512b493af235b1ea Mon Sep 17 00:00:00 2001
From: Christian Jacobsen <cljacobsen@launchpad>
Date: Mon, 18 Dec 2017 09:33:05 +0100
Subject: [PATCH] Added a validity check in SIM_PLOT_PANEL::IsGridShown()

Fixes: lp:1712086
* https://bugs.launchpad.net/kicad/+bug/1712086
---
 eeschema/sim/sim_plot_panel.h | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/eeschema/sim/sim_plot_panel.h b/eeschema/sim/sim_plot_panel.h
index 77873d64f5..75b12fb988 100644
--- a/eeschema/sim/sim_plot_panel.h
+++ b/eeschema/sim/sim_plot_panel.h
@@ -224,6 +224,9 @@ public:
 
     bool IsGridShown() const
     {
+        if( !m_axis_x || !m_axis_y1 )
+            return false;
+
         assert( m_axis_x->GetTicks() == m_axis_y1->GetTicks() );
         return !m_axis_x->GetTicks();
     }