From bc5093502c7ba739a2995bf8a1bad71639fdc2e0 Mon Sep 17 00:00:00 2001
From: Tim Edwards <tim@opencircuitdesign.com>
Date: Fri, 7 Oct 2022 08:43:49 -0400
Subject: [PATCH] Corrected a small error in "extract unique" that will attempt
 to run free() on a memory location that was never allocated.  This error has
 no effect on anything, but correcting it prevents magic from issuing a
 mysterious warning.

---
 VERSION             | 2 +-
 extract/ExtUnique.c | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/VERSION b/VERSION
index 5f039137..c2e2d718 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-8.3.328
+8.3.329
diff --git a/extract/ExtUnique.c b/extract/ExtUnique.c
index a38b9f6c..81cf6587 100644
--- a/extract/ExtUnique.c
+++ b/extract/ExtUnique.c
@@ -163,7 +163,7 @@ extUniqueCell(def, option)
 
     HashKill(&labelHash);
     ExtFreeLabRegions((LabRegion *) lregList);
-    freeMagic(nodeList);
+    if (nodeList) freeMagic(nodeList);
     ExtResetTiles(def, extUnInit);
     if (nwarn)
 	TxError("%s: %d warnings\n", def->cd_name, nwarn);