From be1242cbd11f01a9915bf4b79f5647fab9a826b6 Mon Sep 17 00:00:00 2001
From: "Dr. Stephen Henson" <steve@openssl.org>
Date: Wed, 25 May 2011 15:05:39 +0000
Subject: [PATCH] PR: 2527 Submitted by: Marcus Meissner <meissner@suse.de>
 Reviewed by: steve

Set cnf to NULL to avoid possible double free.
---
 apps/asn1pars.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/apps/asn1pars.c b/apps/asn1pars.c
index b5d65e725b..0d6607071f 100644
--- a/apps/asn1pars.c
+++ b/apps/asn1pars.c
@@ -408,6 +408,7 @@ static int do_generate(BIO *bio, char *genstr, char *genconf, BUF_MEM *buf)
 
 	atyp = ASN1_generate_nconf(genstr, cnf);
 	NCONF_free(cnf);
+	cnf = NULL;
 
 	if (!atyp)
 		return -1;