fix breakage of -W forwaring introduced in 1.554; reported by

naddy@ and sthen@, ok sthen@

diff --git a/usr.bin/ssh/ssh.c b/usr.bin/ssh/ssh.c
index c80276a..45c0b87 100644 (file)
--- a/usr.bin/ssh/ssh.c
+++ b/usr.bin/ssh/ssh.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: ssh.c,v 1.555 2021/05/14 05:20:32 djm Exp $ */
+/* $OpenBSD: ssh.c,v 1.556 2021/05/17 11:43:16 djm Exp $ */
 /*
  * Author: Tatu Ylonen <ylo@cs.hut.fi>
  * Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
@@ -2126,7 +2126,8 @@ ssh_session2(struct ssh *ssh, const struct ssh_conn_info *cinfo)
                stdin_null_flag = 1;
                no_shell_flag = 1;
                tty_flag = 0;
-               if (!fork_after_authentication_flag && !ono_shell_flag)
+               if (!fork_after_authentication_flag &&
+                   (!ono_shell_flag || options.stdio_forward_host != NULL))
                        need_controlpersist_detach = 1;
                fork_after_authentication_flag = 1;
        }