From f49baeff50d0be9c8d86aed6fb4a08841aa3da41 Mon Sep 17 00:00:00 2001
From: Kurt Roeckx <kurt@roeckx.be>
Date: Sat, 11 Apr 2015 17:08:38 +0200
Subject: [PATCH] X509_VERIFY_PARAM_free: Check param for NULL

Reviewed-by: Viktor Dukhovni <openssl-users@dukhovni.org>
---
 crypto/x509/x509_vpm.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/crypto/x509/x509_vpm.c b/crypto/x509/x509_vpm.c
index 8194cfa341..2c30ff4026 100644
--- a/crypto/x509/x509_vpm.c
+++ b/crypto/x509/x509_vpm.c
@@ -189,6 +189,8 @@ X509_VERIFY_PARAM *X509_VERIFY_PARAM_new(void)
 
 void X509_VERIFY_PARAM_free(X509_VERIFY_PARAM *param)
 {
+    if (param == NULL)
+        return;
     x509_verify_param_zero(param);
     OPENSSL_free(param->id);
     OPENSSL_free(param);
-- 
2.34.1