DM_NAME_LEN
char dev_name[DM_NAME_LEN*2];
strlen(new_data) > (change_uuid ? DM_UUID_LEN - 1 : DM_NAME_LEN - 1)) {
param->name[DM_NAME_LEN - 1] = '\0';
pfx_len = strnlen(pfx_name, DM_NAME_LEN);
size_t devices_rdata_size = DM_NAME_LEN;
char name[DM_NAME_LEN];
char name[DM_NAME_LEN]; /* device name */