802.11r broken in recent master (NL80211_ATTR_STA_VLAN errors)?

[wired]

Some related discussion here about "FT over DS" vs "FT over the Air"

When does 802.11r "FT over DS" make sense to use?

Looking at "FT over DS" and "FT over the Air": https://www.cisco.com/c/dam/en/us/td/docs/wireless/controller/technotes/80211r-ft/b-80211r-dg.html It seems to me that "FT over DS" doesn't make too much sense to use. It communicates with the target AP via the current AP. But if the client needs to roam it's because the signal is getting worse, e.g. you're walking away from the current AP towards a target AP. Wouldn't it make sense to start talking to the target AP hence using "FT over the Air" w…