Make module_free() NULL safe

ok jsing

1 files changed, 4 insertions, 1 deletions

diff --git a/src/lib/libcrypto/conf/conf_mod.c b/src/lib/libcrypto/conf/conf_mod.c
index aab108a260..f1a88c92b3 100644
--- a/src/lib/libcrypto/conf/conf_mod.c
+++ b/src/lib/libcrypto/conf/conf_mod.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: conf_mod.c,v 1.28 2023/07/20 15:05:30 tb Exp $ */
+/* $OpenBSD: conf_mod.c,v 1.29 2024/03/20 21:21:03 tb Exp $ */
 /* Written by Stephen Henson (steve@openssl.org) for the OpenSSL
  * project 2001.
  */
@@ -364,6 +364,9 @@ CONF_modules_unload(int all)
 static void
 module_free(CONF_MODULE *md)
 {
+        if (md == NULL)
+                return;
+
         free(md->name);
         free(md);
 }