Return-path: Received: from latitanza.investici.org ([82.94.249.234]:42158 "EHLO latitanza.investici.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756185Ab2AQXLw (ORCPT ); Tue, 17 Jan 2012 18:11:52 -0500 From: Antonio Quartulli To: "John W. Linville" Cc: linux-wireless@vger.kernel.org, Johannes Berg , Antonio Quartulli Subject: [PATCHv5 1/2] mac80211: add a 2-way Authentication challenge to IBSS mode Date: Wed, 18 Jan 2012 00:10:43 +0100 Message-Id: <1326841844-6923-1-git-send-email-ordex@autistici.org> (sfid-20120118_001156_115041_D399DF08) Sender: linux-wireless-owner@vger.kernel.org List-ID: In IBSS mode, whenever a new station is added a 2-way authentication challenge is performed. Actually this event can be used to recognise a new station joining the cell even if its sta_info entry is already in the list. Signed-off-by: Antonio Quartulli --- - based on patch: "mac80211: fix IBSS auth frame DA" - fixed auth flooding. Thank Nicolas Cavallari for pointing it out net/mac80211/ibss.c | 7 +++++++ 1 files changed, 7 insertions(+), 0 deletions(-) diff --git a/net/mac80211/ibss.c b/net/mac80211/ibss.c index 9b70689..1b6e9a8 100644 --- a/net/mac80211/ibss.c +++ b/net/mac80211/ibss.c @@ -298,6 +298,13 @@ static struct sta_info *ieee80211_ibss_finish_sta(struct sta_info *sta) /* If it fails, maybe we raced another insertion? */ if (sta_info_insert_rcu(sta)) return sta_info_get(sdata, addr); +#ifdef CONFIG_MAC80211_IBSS_DEBUG + printk(KERN_DEBUG "TX Auth SA=%pM DA=%pM BSSID=%pM" + "(auth_transaction=1)\n", sdata->vif.addr, + sdata->u.ibss.bssid, addr); +#endif + ieee80211_send_auth(sdata, 1, WLAN_AUTH_OPEN, NULL, 0, + addr, sdata->u.ibss.bssid, NULL, 0, 0); return sta; } -- 1.7.3.4