From d6706c257c788cc2eb00f802d155f4c4f743ae33 Mon Sep 17 00:00:00 2001
From: Seth Hillbrand <seth@kipro-pcb.com>
Date: Mon, 2 Mar 2020 16:21:34 -0800
Subject: [PATCH] PNS: clear via when fixing route

When fixing the route, we need to clear the via to avoid re-placing it
on each future click.

Fixes #3966 | https://gitlab.com/kicad/code/kicad/issues/3966
---
 pcbnew/router/pns_line_placer.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/pcbnew/router/pns_line_placer.cpp b/pcbnew/router/pns_line_placer.cpp
index 1f0d005894..99827a52be 100644
--- a/pcbnew/router/pns_line_placer.cpp
+++ b/pcbnew/router/pns_line_placer.cpp
@@ -1188,6 +1188,8 @@ bool LINE_PLACER::FixRoute( const VECTOR2I& aP, ITEM* aEndItem, bool aForceFinis
 
         m_head.Line().Clear();
         m_tail.Line().Clear();
+        m_head.RemoveVia();
+        m_tail.RemoveVia();
         m_currentNode = m_lastNode;
         m_lastNode = m_lastNode->Branch();