upstream commit

fix keyscan output for multiple hosts/addrs on one line
 when host hashing or a non standard port is in use; bz#2479 ok dtucker@

Upstream-ID: 5321dabfaeceba343da3c8a8b5754c6f4a0a307b

1 files changed, 21 insertions, 6 deletions

diff --git a/ssh-keyscan.c b/ssh-keyscan.c
index 57d88429b..7db0e10e5 100644
--- a/ssh-keyscan.c
+++ b/ssh-keyscan.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: ssh-keyscan.c,v 1.101 2015/04/10 00:08:55 djm Exp $ */
+/* $OpenBSD: ssh-keyscan.c,v 1.102 2015/10/24 22:56:19 djm Exp $ */
 /*
  * Copyright 1995, 1996 by David Mazieres <dm@lcs.mit.edu>.
  *
@@ -296,13 +296,10 @@ keygrab_ssh2(con *c)
 }
 
 static void
-keyprint(con *c, struct sshkey *key)
+keyprint_one(char *host, struct sshkey *key)
 {
-        char *host = c->c_output_name ? c->c_output_name : c->c_name;
-        char *hostport = NULL;
+        char *hostport;
 
-        if (!key)
-                return;
         if (hash_hosts && (host = host_hash(host, NULL, 0)) == NULL)
                 fatal("host_hash failed");
 
@@ -313,6 +310,24 @@ keyprint(con *c, struct sshkey *key)
         free(hostport);
 }
 
+static void
+keyprint(con *c, struct sshkey *key)
+{
+        char *hosts = c->c_output_name ? c->c_output_name : c->c_name;
+        char *host, *ohosts;
+
+        if (key == NULL)
+                return;
+        if (!hash_hosts && ssh_port == SSH_DEFAULT_PORT) {
+                keyprint_one(hosts, key);
+                return;
+        }
+        ohosts = hosts = xstrdup(hosts);
+        while ((host = strsep(&hosts, ",")) != NULL)
+                keyprint_one(host, key);
+        free(ohosts);
+}
+
 static int
 tcpconnect(char *host)
 {