upstream: fix some one-off leaks in ssh.c; ok dtucker@

OpenBSD-Commit-ID: bf3c27ffe4b3cccb6553b554ec4c04929065a2bc

Author: djmdjm

ssh.c

@@ -1,4 +1,4 @@
-/* $OpenBSD: ssh.c,v 1.618 2025/09/15 04:50:42 djm Exp $ */
+/* $OpenBSD: ssh.c,v 1.619 2025/09/25 07:05:11 djm Exp $ */
 /*
  * Author: Tatu Ylonen <ylo@cs.hut.fi>
  * Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
@@ -1725,8 +1725,6 @@ main(int ac, char **av)
 	    &timeout_ms, options.tcp_keep_alive) != 0)
 		exit(255);
 
-	if (addrs != NULL)
-		freeaddrinfo(addrs);
 
 	ssh_packet_set_timeout(ssh, options.server_alive_interval,
 	    options.server_alive_count_max);
@@ -1867,9 +1865,13 @@ main(int ac, char **av)
 #endif
 
  skip_connect:
+	if (addrs != NULL)
+		freeaddrinfo(addrs);
 	exit_status = ssh_session2(ssh, cinfo);
 	ssh_conn_info_free(cinfo);
-	ssh_packet_close(ssh);
+	channel_free_channels(ssh);
+	ssh_packet_free(ssh);
+	pwfree(pw);
 
 	if (options.control_path != NULL && muxserver_sock != -1)
 		unlink(options.control_path);