From: Michael Buesch <mb@bu3sch.de>
To: Paul Hampson <Paul.Hampson@pobox.com>
Cc: netdev@vger.kernel.org
Subject: Re: bcm43xx-d80211 broadcast reception with WPA
Date: Fri, 10 Nov 2006 21:12:32 +0100 [thread overview]
Message-ID: <200611102112.33050.mb@bu3sch.de> (raw)
In-Reply-To: <ej09qf$2nv$1@sea.gmane.org>
On Thursday 09 November 2006 23:23, Paul Hampson wrote:
> Hi,
>
> Long time lurker, first time poster. ^_^
>
> I've been backporting the bcm43xx-d80211 driver to whatever the released
> 2.6 kernel was using the rt2x00 project's d80211 stack (equivalent to
> current wireless-dev but with a workaround for not having a ieee80211_dev
> pointer and still using the _tfm interface instead of the _cypher interface.)
>
> As of last night's wireless-dev tree bcm43xx, everything seems to be
> operating fine except incoming broadcast traffic is coming in 14 bytes too
> long and scrambled. I presume this means it's not decrypting properly...
It sounds like a bug in the hardware decryption setup.
Are you using TKIP or not?
Incoming mcast frames are handled in a special way in hardware.
The keyidx field of the packet is used to lookup the key, as
far as I know. (Otherwise the MAC address is used).
Can I see a full dmesg log and a capture log on the broken machine, please?
--
Greetings Michael.
next prev parent reply other threads:[~2006-11-10 20:14 UTC|newest]
Thread overview: 33+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-11-09 22:23 bcm43xx-d80211 broadcast reception with WPA Paul Hampson
2006-11-10 8:27 ` Ivo Van Doorn
2006-11-10 9:24 ` Paul Hampson
2006-11-10 20:12 ` Michael Buesch [this message]
2006-11-11 6:32 ` Paul Hampson
2006-11-11 15:07 ` Michael Buesch
2006-11-12 1:24 ` Paul TBBle Hampson
2006-11-12 8:34 ` Michael Buesch
2006-11-12 20:43 ` Ismail Donmez
2006-11-12 21:47 ` Michael Buesch
2006-11-12 22:40 ` Ismail Donmez
2006-11-12 22:41 ` Ismail Donmez
2006-11-12 22:54 ` Johannes Berg
2006-11-13 8:10 ` Ismail Donmez
2006-11-13 10:43 ` Jiri Benc
2006-11-14 14:29 ` Paul TBBle Hampson
2006-11-14 14:40 ` Johannes Berg
2006-11-14 15:53 ` Michael Buesch
2006-11-14 14:40 ` Paul TBBle Hampson
2006-11-14 14:41 ` Johannes Berg
2006-11-15 18:48 ` [PATCH, RFT]: Fix bcm43xx-d80211 hwcrypto (was Re: bcm43xx-d80211 broadcast reception with WPA) Michael Buesch
2006-11-16 12:34 ` [PATCH, RFT]: Fix bcm43xx-d80211 hwcrypto Paul TBBle Hampson
2006-11-16 14:07 ` [PATCH]: bcm43xx-d80211: fix hwcrypto issues (mcast) Michael Buesch
[not found] ` <200611161507.33971.mb-fseUSCV1ubazQB+pC5nmwQ@public.gmane.org>
2006-11-17 7:46 ` Benjamin Herrenschmidt
2006-11-17 7:53 ` Johannes Berg
2006-11-17 8:02 ` Benjamin Herrenschmidt
2006-11-17 8:49 ` Paul Hampson
2006-11-17 10:35 ` Andreas Schwab
[not found] ` <jeveles6lx.fsf-+JVCjXrnBTholqkO4TVVkw@public.gmane.org>
2006-11-17 11:04 ` Johannes Berg
2006-11-17 11:30 ` Andreas Schwab
2006-11-17 22:59 ` Martin Langer
2006-11-17 13:20 ` Paul TBBle Hampson
2006-11-18 1:15 ` Paul TBBle Hampson
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