iwlist return no networks on first scan

[Holger Schurig]

> Anybody has seen such behavior of iwlist & libertas driver
> (I'm using CF 8385 module) that "iwlist eth0 scanning" does
> not return any networks on first invocation but works good
> on subsequent invocations?  

You didn't say which libertas driver you're using. I'm using
the one from wireless-testing and there it works for me:

laptop:~# pccardctl insert
laptop:~# ifconfig eth1 up
laptop:~# iwlist eth1 scan
eth1      Scan completed :
          Cell 01 - Address: 00:13:19:80:DA:30
                    ESSID:""
                    Mode:Managed
                    Frequency:2.422 GHz (Channel 3)
                    Quality=98/100  Signal level=-49 dBm  Noise level=-96 dBm
                    Encryption key:on
                    Bit Rates:1 Mb/s; 2 Mb/s; 5.5 Mb/s; 6 Mb/s; 9 Mb/s
                              11 Mb/s; 12 Mb/s; 18 Mb/s; 24 Mb/s; 36 Mb/s
                              48 Mb/s; 54 Mb/s
                    IE: IEEE 802.11i/WPA2 Version 1
                        Group Cipher : CCMP
                        Pairwise Ciphers (1) : CCMP
                        Authentication Suites (1) : PSK