pcbnew: check for null SETTINGS in RATSNEST_VIEW_ITEM (prevents crash in the P&S debug tool)

4 years ago · b6fc96c1d5
1 changed files with 4 additions and 0 deletions
--- a/pcbnew/ratsnest/ratsnest_view_item.cpp
+++ b/pcbnew/ratsnest/ratsnest_view_item.cpp
@ -72,6 +72,10 @@ void RATSNEST_VIEW_ITEM::ViewDraw( int aLayer, KIGFX::VIEW* aView ) const
    gal->SetIsFill( false );
    gal->SetLineWidth( 1.0 );
    auto cfg = static_cast<PCBNEW_SETTINGS*>( Kiface().KifaceSettings() );
+
+    if( !cfg )
+        return;
+
    auto rs = static_cast<KIGFX::PCB_RENDER_SETTINGS*>( aView->GetPainter()->GetSettings() );

    COLOR4D    defaultColor = rs->GetColor( nullptr, LAYER_RATSNEST );