mds: fix null dereference

Server::handle_client_file_setlock() should return after calling
reply_request()

Signed-off-by: Yan, Zheng <zyan@redhat.com>

diff --git a/src/mds/Server.cc b/src/mds/Server.cc
index e1df31abe299afe14b82c2fdbf9338d5a8bf210d..3f3408e1693a89b8dd7fbf38de3e8635bb511a0a 100644 (file)
--- a/src/mds/Server.cc
+++ b/src/mds/Server.cc
@@ -3204,6 +3204,7 @@ void Server::handle_client_file_setlock(MDRequestRef& mdr)
     dout(10) << "got unknown lock type " << set_lock.type
             << ", dropping request!" << dendl;
     reply_request(mdr, -EOPNOTSUPP);
+    return;
   }
 
   dout(10) << " state prior to lock change: " << *lock_state << dendl;