fix small bug with dt_sync and dt_ro calling in mdt_iocontrol.

diff --git a/lustre/mdt/mdt_handler.c b/lustre/mdt/mdt_handler.c
index 0110a81..24146a7 100644 (file)
--- a/lustre/mdt/mdt_handler.c
+++ b/lustre/mdt/mdt_handler.c
@@ -2861,9 +2861,9 @@ static int mdt_iocontrol(unsigned int cmd, struct obd_export *exp, int len,
                 RETURN(rc);
         lu_context_enter(&ctxt);
         if (cmd == OBD_IOC_SYNC || cmd == OBD_IOC_SET_READONLY) {
-                if (cmd == OBD_IOC_SYNC)
-                        rc = dt->dd_ops->dt_sync(&ctxt, dt);
-                dt->dd_ops->dt_ro(&ctxt, dt);
+                rc = dt->dd_ops->dt_sync(&ctxt, dt);
+                if (cmd == OBD_IOC_SET_READONLY)
+                        dt->dd_ops->dt_ro(&ctxt, dt);
         } else
                 rc = -EOPNOTSUPP;
         lu_context_exit(&ctxt);