From b0e4d68d5124581ae353493d69bea352de4cff8a Mon Sep 17 00:00:00 2001
From: Cy Schubert <cy@FreeBSD.org>
Date: Tue, 3 Apr 2018 19:36:00 +0000
Subject: Import MIT KRB5 1.16.

---
 src/lib/krb5/krb/preauth_ec.c | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'src/lib/krb5/krb/preauth_ec.c')

diff --git a/src/lib/krb5/krb/preauth_ec.c b/src/lib/krb5/krb/preauth_ec.c
index b1978336a063..c1aa9090fb6c 100644
--- a/src/lib/krb5/krb/preauth_ec.c
+++ b/src/lib/krb5/krb/preauth_ec.c
@@ -58,6 +58,8 @@ ec_process(krb5_context context, krb5_clpreauth_moddata moddata,
     krb5_keyblock *challenge_key = NULL, *armor_key, *as_key;
 
     armor_key = cb->fast_armor(context, rock);
+    if (armor_key == NULL)
+        return ENOENT;
     retval = cb->get_as_key(context, rock, &as_key);
     if (retval == 0 && padata->length) {
         krb5_enc_data *enc = NULL;
-- 
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