--- a/master/slave_config.c Mon Jun 23 12:03:37 2008 +0000 +++ b/master/slave_config.c Tue Jun 24 10:55:40 2008 +0000 @@ -434,6 +434,9 @@ unsigned int cleared[] = {0, 0}; const ec_pdo_entry_info_t *ei; + if (!pdo_infos) + return 0; + for (i = 0; i < n_infos; i++) { pi = &pdo_infos[i];