From f472b6deb142845923f3cf11d05ef141df604f73 Mon Sep 17 00:00:00 2001
From: Wayne Stambaugh <stambaughw@verizon.net>
Date: Tue, 19 Nov 2013 16:51:33 -0500
Subject: [PATCH] Pcbnew: fix assertion when deleting BOARD_ITEM not linked to
 list. (fixes lp:1252696)

---
 include/class_board_item.h | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/include/class_board_item.h b/include/class_board_item.h
index 11676e418d..183aad9bb3 100644
--- a/include/class_board_item.h
+++ b/include/class_board_item.h
@@ -172,11 +172,13 @@ public:
 
     /**
      * Function DeleteStructure
-     * deletes this object after UnLink()ing it from its owner.
+     * deletes this object after UnLink()ing it from its owner if it has one.
      */
     void DeleteStructure()
     {
-        UnLink();
+        if( GetList() != NULL )
+            UnLink();
+
         delete this;
     }