diff --git a/pcbnew/router/pns_kicad_iface.h b/pcbnew/router/pns_kicad_iface.h
index 7b3f727e52..74fa685f94 100644
--- a/pcbnew/router/pns_kicad_iface.h
+++ b/pcbnew/router/pns_kicad_iface.h
@@ -101,12 +101,12 @@ public:
     void Commit() override;
     void AddItem( PNS::ITEM* aItem ) override;
     void RemoveItem( PNS::ITEM* aItem ) override;
-    
+
     void UpdateNet( int aNetCode ) override;
 
 private:
     struct OFFSET {
-        VECTOR2I p_old, p_new;  
+        VECTOR2I p_old, p_new;
     };
 
     std::map<D_PAD*, OFFSET> m_moduleOffsets;
@@ -114,7 +114,6 @@ private:
     KIGFX::VIEW_GROUP* m_previewItems;
     std::unordered_set<BOARD_CONNECTED_ITEM*> m_hiddenItems;
 
-    PNS::ROUTER* m_router;
     PCB_TOOL_BASE* m_tool;
     std::unique_ptr<BOARD_COMMIT> m_commit;
     const PCB_DISPLAY_OPTIONS* m_dispOptions;
diff --git a/pcbnew/router/pns_optimizer.cpp b/pcbnew/router/pns_optimizer.cpp
index 91e73f3047..a1d0106fde 100644
--- a/pcbnew/router/pns_optimizer.cpp
+++ b/pcbnew/router/pns_optimizer.cpp
@@ -1315,7 +1315,8 @@ static int64_t shovedArea( const SHAPE_LINE_CHAIN& aOld, const SHAPE_LINE_CHAIN&
     return std::abs(area / 2);
 }
 
-bool tightenSegment( bool dir, NODE *aNode, LINE cur, const SHAPE_LINE_CHAIN& in, SHAPE_LINE_CHAIN& out )
+bool tightenSegment( bool dir, NODE *aNode, const LINE& cur,
+                     const SHAPE_LINE_CHAIN& in, SHAPE_LINE_CHAIN& out )
 {
     SEG a = in.CSegment(0);
     SEG center = in.CSegment(1);
@@ -1418,10 +1419,7 @@ bool tightenSegment( bool dir, NODE *aNode, LINE cur, const SHAPE_LINE_CHAIN& in
 
     //dbg->AddLine ( snew, 3, 100000 );
 
-
     return true;
-
-
 }
 
 void Tighten( NODE *aNode, SHAPE_LINE_CHAIN& aOldLine, LINE& aNewLine, LINE& aOptimized )