On Mon, 2014-04-28 at 17:46 +0200, Johannes Berg wrote:
> > Shouldn't interface combinations be verified here? What if there was a
> > bandwidth upgrade (after a downgrade) but in the meantime a vif with a
> > to-be incompatible chandef was brought up?
>
> Yeah that seems like a potential issue.
Hm, wait, isn't this addressed by this code in
ieee80211_vif_change_bandwidth():
ctx = container_of(conf, struct ieee80211_chanctx, conf);
if (!cfg80211_chandef_compatible(&conf->def, chandef)) {
ret = -EINVAL;
goto out;
}
johannes
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