don't leak passed fds in parent

luad.c

@@ -229,6 +229,10 @@ int main(int argc, char **argv)
                     if(child_pid >= 0) {
                         register_peer(child_pid, &peer_addr, msg.msg_namelen);
                     }
+                    /* close peer fds in parent */
+                    close(peer_fds[0]);
+                    close(peer_fds[1]);
+                    close(peer_fds[2]);
                 }
             }
         }