From 19f9fdbcea11013cf13ac72c416f161ee55dee2b Mon Sep 17 00:00:00 2001
From: Love Hornquist Astrand <lha@h5l.org>
Date: Mon, 29 Apr 2013 11:42:46 -0700
Subject: [PATCH] don't bother seeing q if not sent

---
 kdc/pkinit.c | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/kdc/pkinit.c b/kdc/pkinit.c
index 2314c2b75..cd2067532 100644
--- a/kdc/pkinit.c
+++ b/kdc/pkinit.c
@@ -381,9 +381,12 @@ get_dh_param(krb5_context context,
     dh->g = integer_to_BN(context, "DH base", &dhparam.g);
     if (dh->g == NULL)
 	goto out;
-    dh->q = integer_to_BN(context, "DH p-1 factor", &dhparam.q);
-    if (dh->g == NULL)
-	goto out;
+
+    if (dhparam.q) {
+	dh->q = integer_to_BN(context, "DH p-1 factor", dhparam.q);
+	if (dh->g == NULL)
+	    goto out;
+    }
 
     {
 	heim_integer glue;