Got the error "Driver did not support SIOCSIWENCODEEXT" when trying WPS

[Masashi Honma]

Hello.

> I got the error when trying to use WPS with my atheros AR5416 and 
> the option nohwcrypt=1. 
> ioctl[SIOCSIWENCODEEXT]: No such file or directory

Which driver are using ath5k or madwifi ?
If you are using ath5k, you need -D nl80211 option.
Like
./wpa_supplicant -i wlan0 -D nl80211

Regards,
Masashi Honma.