Return-path: Received: from mail-wg0-f44.google.com ([74.125.82.44]:36173 "EHLO mail-wg0-f44.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751378AbbGBKjU convert rfc822-to-8bit (ORCPT ); Thu, 2 Jul 2015 06:39:20 -0400 Received: by wguu7 with SMTP id u7so59427783wgu.3 for ; Thu, 02 Jul 2015 03:39:19 -0700 (PDT) MIME-Version: 1.0 In-Reply-To: References: <1435826335.2285.6.camel@sipsolutions.net> Date: Thu, 2 Jul 2015 12:39:19 +0200 Message-ID: (sfid-20150702_123924_668324_C290E765) Subject: Re: Association race when acting as AP? From: Michal Kazior To: Eliad Peller Cc: Johannes Berg , linux-wireless , "hostap@lists.shmoo.com" Content-Type: text/plain; charset=UTF-8 Sender: linux-wireless-owner@vger.kernel.org List-ID: On 2 July 2015 at 10:43, Eliad Peller wrote: > On Thu, Jul 2, 2015 at 11:38 AM, Johannes Berg > wrote: >> >> [please try to send w/o html if you're CC'ing the linux-wireless list] >> >> > To me this looks like a race in hostapd. The station should be >> > installed to driver _before_ sending Assoc Resp frame, not after. My >> > quick-n-dirty hack seems to help: >> > >> [...] >> > Is anyone aware of this problem already? Anyone working on it? Any >> > gotchas I should be aware of before I go into fixing this in a proper >> > way? Or am I missing something and this isn't actually a problem? >> >> The TI folks had a similar patch that broke open networks, not sure >> what was wrong there. >> > there was some implementation error. it was fixed later on. > > also, take a look at this thread: > http://thread.gmane.org/gmane.linux.kernel.wireless.general/88421 Thanks! Looks like you guys hit this with EAPOL frames. I'll look into it more. Is there any particular reason why these TI-OpenLink patches weren't submitted/merged to hostap? Michał