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Regression in 3.7-rc2 for b43 and b43legacy

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Larry Finger wrote:
> I have discovered that both b43 and b43legacy broke somewhere between 3.7-rc1 
> and 3.7-rc2. The problem was bisected to commit fe57d9f. The commit message is
> 
> commit fe57d9f5c0a2c1ef97ba8cdc42cfda5743f287b8
> Author: Johannes Berg <johannes.berg@xxxxxxxxx>
> Date:   Thu Jul 26 14:55:08 2012 +0200
> 
>      mac80211: track whether to use channel contexts
> 
>      Depending on the driver, channel contexts may be used or
>      not. If they are used, the driver must have support for
>      hardware scan and remain-on-channel; otherwise the driver
>      must not advertise support for multiple channels.
> 
>      Also prohibit WDS type interfaces when channel contexts
>      are to be used as there's no clear definition of which
>      channel they use.
> 
>      Signed-off-by: Johannes Berg <johannes.berg@xxxxxxxxx>
> 
> It seems likely that the drivers are inadvertently advertising support for 
> multiple channels, What must be done to turn off this "feature"?

This has been fixed:
https://patchwork.kernel.org/patch/1625871/

Sujith
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