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Re: Account HT Control field also in Data frame hdrlen according to 802.11n-2009

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On 2010-01-19 19:49, Luis R. Rodriguez wrote:
> The commit log entry is empty.

Sorry, I thought it will be obvious from the $subj

> Can you describe what this fixes
> verbally and if its a critical fix or not, if it is, its important to
> know whether or not to propagate this to stable,

I would say it is rather feature then a fix. It just makes
ieee80211_hdrlen() to account new HT Control field in 802.11 header of
data frames introduced by IEEE 802.11n-2009 standard. That's it.

>  so please explain its
> impact and what the behavior was before this.
>   

According to 802.11n-2009 standard HT Control field is present in data
frames when both following items are true:

   1. It is QoS data frame.
   2. Order bit is 1 in Frame Control field.

The change might be totally compatible with legacy non-11n aware frames,
because 802.11-2007 standard states that for all QoS frames (i.e.
non-11n frames) Order bit must be set to zero.

> Also please prefix your e-mails with [PATCH].
>   

Sorry, just forgot to do this. Hope, next time it will be better. :)

Thanks a lot for attention!

    Andriy
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