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Re: [PATCH 3/4] cfg80211: fix in nl80211_set_reg()

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On Wed, May 13, 2009 at 05:04:41PM -0400, Luis R. Rodriguez wrote:
> There is a race on access to last_request and its alpha2
> through reg_is_valid_request() and us possibly processing
> first another regulatory request on another CPU. We avoid
> this improbably race by locking with the cfg80211_mutex as
> we should have done in the first place. While at it add
> the assert on locking on reg_is_valid_request().
> 
> Cc: stable@xxxxxxxxxx
> Signed-off-by: Luis R. Rodriguez <lrodriguez@xxxxxxxxxxx>

What is the effect of this race?  What justifies this for 2.6.30
and/or stable?  It is getting late in the cycle for 2.6.30...

John
-- 
John W. Linville		Someday the world will need a hero, and you
linville@xxxxxxxxxxxxx			might be all we have.  Be ready.
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