On Thu, 2014-10-30 at 11:42 +0100, Rostislav Lisovy wrote: > +int ieee80211_ocb_join(struct ieee80211_sub_if_data *sdata, > + struct ocb_setup *setup) > +{ > + struct ieee80211_local *local = sdata->local; > + struct ieee80211_if_ocb *ifocb = &sdata->u.ocb; > + u32 changed = BSS_CHANGED_OCB; > + int err; > + > + if (ifocb->joined == true) > + return -EINVAL; You could, potentially, use the fact that you have a channel context assigned instead. However, locking might make that awkward, and this is perfectly fine as well of course. It's probably not worth changing it. Looks good to me. johannes -- To unsubscribe from this list: send the line "unsubscribe linux-wireless" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html