ioctl[PRISM2_IOCTL_HOSTAPD] errors again

Jouni Malinen j at
Wed May 2 23:34:25 EDT 2007

On Fri, Apr 27, 2007 at 08:02:46AM +0100, Dimitris Theoharis wrote:

> Configuration file: hostapd.conf
> Could not set passive scanning: Unknown error 4294967295
> Using interface wlan0 with hwaddr 00:09:5b:91:b2:a5 and ssid 'wlan.node'
> wlan0: STA 00:12:f0:76:0b:da IEEE 802.11: authenticated
> wlan0: STA 00:12:f0:76:0b:da IEEE 802.11: associated (aid 1,
> accounting session 46319F98-00000000)
> ioctl[PRISM2_IOCTL_HOSTAPD]: Invalid argument
> Failed to set encryption.

Do you have TKIP or CCMP modules (ieee80211_crypt_tkip.ko and
ieee80211_crypt_ccmp.ko) loaded when trying this? Does 'dmesg' show any
error messages from the driver?

Jouni Malinen                                            PGP id EFC895FA

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