On 13 November 2015 at 01:59, Ben Greear <[email protected]> wrote: > A certain firmware tries to do EAPOL inspection and only allow data pkts > to be sent after the 4-way M4 has been sent, for instance. > > This was breaking .11r because in that case you don't do the 4-way after > roaming, so the firmware was waiting forever for an M4 to be sent and > thus all tx data was hung. > > I managed to get this working by just removing all of the EAPOL inspection > from the firmware, > but I am thinking that if the stack will send data packets to the driver > before 4-way auth is completed and keys are set, then maybe I would > be opening up a race where un-encrypted frames could hit the air. > > Any idea what protections, if any, the mac80211 stack provides > for this case? > Check WLAN_STA_AUTHORIZED in mac80211.
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