Merge 10.0-galera into 10.1

sql/sql_class.cc

@@ -6451,6 +6451,14 @@ int THD::binlog_query(THD::enum_binlog_query_type qtype, char const *query_arg,
       The MYSQL_LOG::write() function will set the STMT_END_F flag and
       flush the pending rows event if necessary.
     */
+    /*
+      Even though wsrep only supports ROW binary log format, a user can set
+      binlog format to STATEMENT (wsrep_forced_binlog_format). In which case
+      the control might reach here even when binary logging (--log-bin) is
+      not enabled. This is possible because wsrep patch partially enables
+      binary logging by setting wsrep_emulate_binlog.
+    */
+    if (mysql_bin_log.is_open())
     {
       Query_log_event qinfo(this, query_arg, query_len, is_trans, direct,
                             suppress_use, errcode);