seq_printf(m, "%02x%02x%02x%02x",
                                   session->cookie[4], session->cookie[5],
                                   session->cookie[6], session->cookie[7]);
-               seq_printf(m, "\n");
+               seq_puts(m, "\n");
        }
        if (session->peer_cookie_len) {
                seq_printf(m, "   peer cookie %02x%02x%02x%02x",
                        seq_printf(m, "%02x%02x%02x%02x",
                                   session->peer_cookie[4], session->peer_cookie[5],
                                   session->peer_cookie[6], session->peer_cookie[7]);
-               seq_printf(m, "\n");
+               seq_puts(m, "\n");
        }
 
        seq_printf(m, "   %hu/%hu tx %ld/%ld/%ld rx %ld/%ld/%ld\n",