1 files changed, 3 insertions, 3 deletions

diff --git a/auth2-chall.c b/auth2-chall.c
index 4aff09d80..ead480318 100644
--- a/auth2-chall.c
+++ b/auth2-chall.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: auth2-chall.c,v 1.43 2015/07/18 07:57:14 djm Exp $ */
+/* $OpenBSD: auth2-chall.c,v 1.44 2016/05/02 08:49:03 djm Exp $ */
 /*
  * Copyright (c) 2001 Markus Friedl.  All rights reserved.
  * Copyright (c) 2001 Per Allansson.  All rights reserved.
@@ -122,8 +122,8 @@ kbdint_alloc(const char *devs)
                         buffer_append(&b, devices[i]->name,
                             strlen(devices[i]->name));
                 }
-                buffer_append(&b, "\0", 1);
-                kbdintctxt->devices = xstrdup(buffer_ptr(&b));
+                if ((kbdintctxt->devices = sshbuf_dup_string(&b)) == NULL)
+                        fatal("%s: sshbuf_dup_string failed", __func__);
                 buffer_free(&b);
         } else {
                 kbdintctxt->devices = xstrdup(devs);