mds: return error to client on invalid mds op

e.g., if the client sends a filelock request and we don't support it :)

diff --git a/src/mds/Server.cc b/src/mds/Server.cc
index 8e61c67d517c7e33ccad94852a31face43da2ee0..c3105ff826cded443f64308624688ad2ac1b5cbd 100644 (file)
--- a/src/mds/Server.cc
+++ b/src/mds/Server.cc
@@ -1172,7 +1172,7 @@ void Server::dispatch_client_request(MDRequest *mdr)
 
   default:
     dout(1) << " unknown client op " << req->get_op() << dendl;
-    assert(0);
+    reply_request(mdr, -EOPNOTSUPP);
   }
 }