From 86bf50ea70f5d9f3c7306241a39b0d810d84f0c0 Mon Sep 17 00:00:00 2001
From: Nickolas Lapp <nick@wolfssl.com>
Date: Mon, 10 Oct 2016 16:21:30 -0600
Subject: [PATCH] Ensure dh->q is nulled on init and free

---
 src/ssl.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/ssl.c b/src/ssl.c
index 8c1dab759..01bd455fd 100644
--- a/src/ssl.c
+++ b/src/ssl.c
@@ -13964,6 +13964,7 @@ static void InitwolfSSL_DH(WOLFSSL_DH* dh)
     if (dh) {
         dh->p        = NULL;
         dh->g        = NULL;
+        dh->q        = NULL;
         dh->pub_key  = NULL;
         dh->priv_key = NULL;
         dh->internal = NULL;
@@ -14016,6 +14017,7 @@ void wolfSSL_DH_free(WOLFSSL_DH* dh)
         wolfSSL_BN_free(dh->pub_key);
         wolfSSL_BN_free(dh->g);
         wolfSSL_BN_free(dh->p);
+        wolfSSL_BN_free(dh->q);
         InitwolfSSL_DH(dh);  /* set back to NULLs for safety */
 
         XFREE(dh, NULL, DYNAMIC_TYPE_DH);