From d38f62ea118170fc40e10f6f95b180cccbaa7581 Mon Sep 17 00:00:00 2001
From: Tomas Mraz <tomas@openssl.org>
Date: Wed, 19 Jun 2024 17:40:21 +0200
Subject: Allow calling OPENSSL_INIT_free() with NULL argument

Reviewed-by: Neil Horman <nhorman@openssl.org>
Reviewed-by: Matt Caswell <matt@openssl.org>
Reviewed-by: Paul Dale <ppzgs1@gmail.com>
(Merged from https://github.com/openssl/openssl/pull/24681)
---
 crypto/conf/conf_lib.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/crypto/conf/conf_lib.c b/crypto/conf/conf_lib.c
index 99e9f8c987..24cf404497 100644
--- a/crypto/conf/conf_lib.c
+++ b/crypto/conf/conf_lib.c
@@ -476,6 +476,9 @@ int OPENSSL_INIT_set_config_appname(OPENSSL_INIT_SETTINGS *settings,
 
 void OPENSSL_INIT_free(OPENSSL_INIT_SETTINGS *settings)
 {
+    if (settings == NULL)
+        return;
+
     free(settings->filename);
     free(settings->appname);
     free(settings);
-- 
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