[openssh-commits] [openssh] 01/01: upstream commit

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djm pushed a commit to branch master
in repository openssh.

commit 548d3a66feb64c405733932a6b1abeaf7198fa71
Author: djm at openbsd.org@openbsd.org <djm at openbsd.org@openbsd.org>
Date:   Tue Nov 14 00:45:29 2017 +0000

    upstream commit
    
    fix problem in configuration parsing when in config dump mode
    (sshd -T) without providing a full connection specification (sshd -T -C ...)
    
    spotted by bluhm@
    
    OpenBSD-Commit-ID: 7125faf5740eaa9d3a2f25400a0bc85e94e28b8f
---
 sshd.c | 15 +++++++++++++--
 1 file changed, 13 insertions(+), 2 deletions(-)

diff --git a/sshd.c b/sshd.c
index 73094001..a69537bc 100644
--- a/sshd.c
+++ b/sshd.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: sshd.c,v 1.498 2017/11/03 03:18:53 dtucker Exp $ */
+/* $OpenBSD: sshd.c,v 1.499 2017/11/14 00:45:29 djm Exp $ */
 /*
  * Author: Tatu Ylonen <ylo at cs.hut.fi>
  * Copyright (c) 1995 Tatu Ylonen <ylo at cs.hut.fi>, Espoo, Finland
@@ -144,7 +144,12 @@ char *config_file_name = _PATH_SERVER_CONFIG_FILE;
  */
 int debug_flag = 0;
 
-/* Flag indicating that the daemon should only test the configuration and keys. */
+/*
+ * Indicating that the daemon should only test the configuration and keys.
+ * If test_flag > 1 ("-T" flag), then sshd will also dump the effective
+ * configuration, optionally using connection information provided by the
+ * "-C" flag.
+ */
 int test_flag = 0;
 
 /* Flag indicating that the daemon is being started from inetd. */
@@ -1824,6 +1829,12 @@ main(int ac, char **av)
 	}
 
 	if (test_flag > 1) {
+		/*
+		 * If no connection info was provided by -C then use
+		 * use a blank one that will cause no predicate to match.
+		 */
+		if (connection_info == NULL)
+			connection_info = get_connection_info(0, 0);
 		parse_server_match_config(&options, connection_info);
 		dump_config(&options);
 	}

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