durability-seqno.cc in libcouchbase-1.1.0

- old
+ new

@@ -111,9 +111,13 @@
         cmd.vbid = ent.vbid;
         cmd.cmdflags = LCB_CMD_F_INTERNAL_CALLBACK;
         ent.callback = seqno_callback;
 
         size_t nservers = ent.prepare(servers);
+        if (nservers == 0) {
+            ret_err = LCB_DURABILITY_ETOOMANY;
+            continue;
+        }
         for (size_t jj = 0; jj < nservers; jj++) {
             lcb_error_t err;
             cmd.server_index = servers[jj];
             err = lcb_observe_seqno3(instance, &ent.callback, &cmd);
             if (err == LCB_SUCCESS) {