From 3da5fcbb5662c682c4bccbdd4401b24b480b2fac Mon Sep 17 00:00:00 2001
From: Jakub Jelen <jjelen@redhat.com>
Date: Fri, 23 Nov 2018 14:08:50 +0100
Subject: [PATCH] options: Do not crash when setting knownhosts to NULL (T108)

Signed-off-by: Jakub Jelen <jjelen@redhat.com>
Reviewed-by: Andreas Schneider <asn@cryptomilk.org>
---
 src/options.c | 7 +------
 1 file changed, 1 insertion(+), 6 deletions(-)

diff --git a/src/options.c b/src/options.c
index 4ffa99bb..81d02c91 100644
--- a/src/options.c
+++ b/src/options.c
@@ -611,12 +611,7 @@ int ssh_options_set(ssh_session session, enum ssh_options_e type,
             v = value;
             SAFE_FREE(session->opts.knownhosts);
             if (v == NULL) {
-                session->opts.knownhosts = ssh_path_expand_escape(session,
-                                                             "%d/known_hosts");
-                if (session->opts.knownhosts == NULL) {
-                    ssh_set_error_oom(session);
-                    return -1;
-                }
+                /* The default value will be set by the ssh_options_apply() */
             } else if (v[0] == '\0') {
                 ssh_set_error_invalid(session);
                 return -1;