On Mon 10 Sep 2012 10:51:41 PM PDT, Bart Van Assche wrote: > On 09/11/12 00:59, Robert Love wrote: >> +static enum fip_conn_type fcoe_parse_mode(const char *buf, >> + const struct fcoe_ctlr_mode_table *tbl) >> +{ >> + int modeint = -1, i, rv; >> + char *p, modestr[FCOE_MAX_MODENAME_LEN + 1] = { 0, }; >> + >> + for (p = (char *)buf; *p; p++) >> + if (!(isdigit(*p) || isspace(*p))) >> + break; > > If you change the declaration of p from "char *p" into "const char *p" > you won't need a cast in the above for loop. > > [ ... ] > >> -static FCOE_DEVICE_ATTR(ctlr, mode, S_IRUGO, >> - show_ctlr_mode, NULL); >> + >> +static ssize_t store_ctlr_mode(struct device *dev, >> + struct device_attribute *attr, >> + const char *buf, size_t count) >> +{ >> + struct fcoe_ctlr_device *ctlr = dev_to_ctlr(dev); >> + >> + if (!ctlr->f->set_fcoe_ctlr_mode) >> + return -EINVAL; >> + >> + ctlr->mode = fcoe_parse_mode(buf, ctlr_mode_tbl); > > As far as I know sysfs doesn't terminate buf with a '\0' before calling > a store method. Does that mean that you are passing a string that is not > '\0'-terminated to a function that expects a '\0'-terminated string ? > > Bart. Hey Bart. I just wanted to acknowledge your comments. I will make sure that they're addressed after figuring out if sysfs is the right place for the interfaces. Thanks, //Rob ��.n��������+%������w��{.n�����{������ܨ}���Ơz�j:+v�����w����ޙ��&�)ߡ�a����z�ޗ���ݢj��w�f