Radiotap Channel Bug

Brandon Enochs enochs.brandon at gmail.com
Wed Aug 20 06:02:31 PDT 2014


Rafal,
Thanks, I'll request a back port in CentOS.

On Wed, Aug 20, 2014 at 1:04 AM, Rafał Miłecki <zajec5 at gmail.com> wrote:
> On 20 August 2014 01:36, Brandon Enochs <enochs.brandon at gmail.com> wrote:
>> With CentOS 6.5, the LP phy type currently suffers from a calculation
>> error in the way that it reports the channel on which a frame was
>> received up through the mac80211 stack.  It should use the
>> b43_channel_to_freq_2ghz function; however, it uses the
>> b43_freq_to_channel_2ghz instead.  As a result, the radiotap header
>> provides nonsensical values for the channel field.  The following
>> patch fixes this issue
>
> Consider updating kernel to some newer version. I know 2.6.32 is a
> still supported longterm, but it may miss some things anyway.
>
> It seems the frequency fix was applied back to 3.2 longterm only.



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