/* BB check for length 21 or smaller explicitly ? BB */
safe_strcpy(grinfo.group_name, argv[0], sizeof(grinfo.group_name)-1);
grinfo.reserved1 = '\0';
- grinfo.comment = smb_xstrdup(c->opt_comment);
+ grinfo.comment = smb_xstrdup(c->opt_comment ? c->opt_comment : "");
ret = cli_NetGroupAdd(cli, &grinfo);
cli_shutdown(cli);