From 03dd6c7a8ebd38749f353eaea9e79995c97a0ce0 Mon Sep 17 00:00:00 2001
From: Wayne Stambaugh <stambaughw@gmail.com>
Date: Thu, 6 Jun 2024 18:53:27 -0400
Subject: [PATCH] Clear parent symbol references when flattening derived
 library symbols.

Broken parent symbols could lead to invalid return values and flattened
library symbols cannot be derived from a parent symbol.

(cherry picked from commit 360d185e3bc18721902a6abcf8181ba7a3359e97)
---
 eeschema/lib_symbol.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/eeschema/lib_symbol.cpp b/eeschema/lib_symbol.cpp
index 9dfa858af9..ddaadd27a1 100644
--- a/eeschema/lib_symbol.cpp
+++ b/eeschema/lib_symbol.cpp
@@ -669,6 +669,7 @@ std::unique_ptr< LIB_SYMBOL > LIB_SYMBOL::Flatten() const
         retv->SetExcludedFromBoard( parent->GetExcludedFromBoard() );
 
         retv->UpdateFieldOrdinals();
+        retv->m_parent.reset();
     }
     else
     {