662 	struct sshbuf *keybuf = NULL, *hostkeys = NULL;  in pack_hostkeys()  local
667 	    (hostkeys = sshbuf_new()) == NULL)  in pack_hostkeys()
678 		if ((r = sshbuf_put_stringb(hostkeys, keybuf)) != 0)  in pack_hostkeys()
683 			    hostkeys)) != 0)  in pack_hostkeys()
686 			if ((r = sshbuf_put_string(hostkeys, NULL, 0)) != 0)  in pack_hostkeys()
693 			    hostkeys)) != 0)  in pack_hostkeys()
696 			if ((r = sshbuf_put_string(hostkeys, NULL, 0)) != 0)  in pack_hostkeys()
702 	return hostkeys;  in pack_hostkeys()
708 	struct sshbuf *m = NULL, *inc = NULL, *hostkeys = NULL;  in send_rexec_state()  local
727 	hostkeys = pack_hostkeys();  in send_rexec_state()
746 	    (r = sshbuf_put_stringb(m, hostkeys)) != 0 ||  in send_rexec_state()
760 	sshbuf_free(hostkeys);  in send_rexec_state()