From c7bc84943a775480f72e17bddf8cb3b965d5492e Mon Sep 17 00:00:00 2001
From: Holger Vogt <holger.vogt@uni-due.de>
Date: Thu, 23 Dec 2021 14:38:09 +0100
Subject: [PATCH] plug a memory leak

---
 src/spicelib/devices/bsim4v5/b4v5check.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/spicelib/devices/bsim4v5/b4v5check.c b/src/spicelib/devices/bsim4v5/b4v5check.c
index a4ac8dbc2..1caf03190 100644
--- a/src/spicelib/devices/bsim4v5/b4v5check.c
+++ b/src/spicelib/devices/bsim4v5/b4v5check.c
@@ -771,6 +771,7 @@ CKTcircuit *ckt)
         }
     }
 
+    wordlist* wlfree = wlstart;
     if (wlstart->wl_next) {
         if ((fplog = fopen("bsim4v5.out", "w")) != NULL) {
             while (wlstart) {
@@ -788,7 +789,7 @@ CKTcircuit *ckt)
         }
     }
 
-    wl_free(wlstart);
+    wl_free(wlfree);
 
     return(Fatal_Flag);
 }