From 7d4f96f9de2a18af0d9fa75ea89a4990de0344f5 Mon Sep 17 00:00:00 2001
From: "markus@openbsd.org" <markus@openbsd.org>
Date: Tue, 24 Mar 2015 20:09:11 +0000
Subject: upstream commit

consistent check for NULL as noted by Nicholas
 Lemonias; ok djm@
---
 authfd.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

(limited to 'authfd.c')

diff --git a/authfd.c b/authfd.c
index 5d9414fa..e65bcab0 100644
--- a/authfd.c
+++ b/authfd.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: authfd.c,v 1.94 2015/01/14 20:05:27 djm Exp $ */
+/* $OpenBSD: authfd.c,v 1.95 2015/03/24 20:09:11 markus Exp $ */
 /*
  * Author: Tatu Ylonen <ylo@cs.hut.fi>
  * Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
@@ -469,7 +469,8 @@ ssh_agent_sign(int sock, struct sshkey *key,
 	}
 	if ((r = sshbuf_get_string(msg, sigp, &len)) != 0)
 		goto out;
-	*lenp = len;
+	if (*lenp != NULL)
+		*lenp = len;
 	r = 0;
  out:
 	if (blob != NULL) {
-- 
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