From 1dbe8442b12599e363f7de8aa452b1cfa71168e3 Mon Sep 17 00:00:00 2001
From: jean-pierre charras <jp.charras@wanadoo.fr>
Date: Thu, 28 Oct 2021 11:51:04 +0200
Subject: [PATCH] fp editor: fix crash (null pointer) when trying to drag an
 item. (there is no roter tool in fp editor) Fixes #9476
 https://gitlab.com/kicad/code/kicad/issues/9476

---
 pcbnew/tools/edit_tool.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/pcbnew/tools/edit_tool.cpp b/pcbnew/tools/edit_tool.cpp
index 75636ad832..3718a3dd6b 100644
--- a/pcbnew/tools/edit_tool.cpp
+++ b/pcbnew/tools/edit_tool.cpp
@@ -273,6 +273,9 @@ bool EDIT_TOOL::isRouterActive() const
 
 int EDIT_TOOL::Drag( const TOOL_EVENT& aEvent )
 {
+    if( !m_toolMgr->GetTool<ROUTER_TOOL>() )
+        return false; // don't drag when no router tool (i.e. fp editor)
+
     if( m_toolMgr->GetTool<ROUTER_TOOL>()->IsToolActive() )
         return false; // don't drag when router is already active