On Tue, 2022-09-06 at 16:48 +1200, Kieran Frewen wrote: > > @@ -805,6 +805,7 @@ static const struct nla_policy nl80211_policy[NUM_NL80211_ATTR] = { > [NL80211_ATTR_MLD_ADDR] = NLA_POLICY_EXACT_LEN(ETH_ALEN), > [NL80211_ATTR_MLO_SUPPORT] = { .type = NLA_FLAG }, > [NL80211_ATTR_MAX_NUM_AKM_SUITES] = { .type = NLA_REJECT }, > + [NL80211_ATTR_SHORT_BEACON_PERIOD] = { .type = NLA_U16 }, You probably want _some_ kind of range validation here, like "don't set it to zero" at least? > + if (info->attrs[NL80211_ATTR_SHORT_BEACON_PERIOD]) > + params->short_beacon_period = > + nla_get_u32(info->attrs[NL80211_ATTR_SHORT_BEACON_PERIOD]); > And maybe it should be < the long beacon period? Actually the mac80211 code makes it sound like what you really should have is a "long beacon period" or something, so that every N beacons you send a long one? Or are these really completely independent? It feels like probably the intention would be to have a (short) beacon period, and then every N beacons you send a long one? johannes