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-rw-r--r--ext/openssl/ossl_x509ext.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/ext/openssl/ossl_x509ext.c b/ext/openssl/ossl_x509ext.c
index b4098859..12f94c6d 100644
--- a/ext/openssl/ossl_x509ext.c
+++ b/ext/openssl/ossl_x509ext.c
@@ -259,6 +259,7 @@ ossl_x509extfactory_create_ext(int argc, VALUE *argv, VALUE self)
rconf = rb_iv_get(self, "@config");
conf = NIL_P(rconf) ? NULL : DupConfigPtr(rconf);
ext = X509V3_EXT_nconf_nid(conf, ctx, nid, RSTRING_PTR(valstr));
+ NCONF_free(conf);
if (!ext){
ossl_raise(eX509ExtError, "%"PRIsVALUE" = %"PRIsVALUE, oid, valstr);
}