From 1442f2a5dcec99f2f259fa386dc0fa550fa316fa Mon Sep 17 00:00:00 2001
From: Stefan Rueger <stefan.rueger@urclocks.com>
Date: Mon, 22 Apr 2024 15:47:53 +0100
Subject: [PATCH] Render double teardown() harmless in jtagmkI

---
 src/jtagmkI.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/jtagmkI.c b/src/jtagmkI.c
index 3826c7e0..9f546cf8 100644
--- a/src/jtagmkI.c
+++ b/src/jtagmkI.c
@@ -103,6 +103,7 @@ static void jtagmkI_setup(PROGRAMMER *pgm) {
 
 static void jtagmkI_teardown(PROGRAMMER *pgm) {
   mmt_free(pgm->cookie);
+  pgm->cookie = NULL;
 }