What I see is that wpa_supplicant only works with wext but it does not work with nl80211. My device is an ath9k_htc. -----Original Message----- From: linux-wireless-owner@xxxxxxxxxxxxxxx [mailto:linux-wireless-owner@xxxxxxxxxxxxxxx] On Behalf Of Johannes Berg Sent: June 18, 2011 04:02 To: Frédéric Lamorce Cc: linux-wireless@xxxxxxxxxxxxxxx Subject: Re: nl80211: set_key failed; err=-67 Link has been severed On Fri, 17 Jun 2011 08:23:47 -0700, Frédéric Lamorce wrote: > I enabled -dd with wpa_supplicant, here it is, the only error is > "nl80211: set_key failed; err=-67 Link has been severed)", fatal? Why > this error? It means the link is down? You can ignore that error. Below is the successful key setting: Problem must be something else, maybe crypto code for your device or whatever. > 14532.914745: wpa_driver_nl80211_set_key: ifindex=5 alg=1 > addr=0xc3aec key_idx=0 set_tx=1 seq_len=0 key_len=5 -- To unsubscribe from this list: send the line "unsubscribe linux-wireless" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html ��.n��������+%������w��{.n�����{���zW����ܨ}���Ơz�j:+v�����w����ޙ��&�)ߡ�a����z�ޗ���ݢj��w�f