linux-kernel - Re: [ 26/89] mwifiex: update config

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Message-ID: <1359896994.29976.2.camel@deadeye.wl.decadent.org.uk>
Date:	Sun, 03 Feb 2013 14:09:54 +0100
From:	Ben Hutchings <ben@...adent.org.uk>
To:	Amitkumar Karwar <akarwar@...vell.com>
Cc:	linux-kernel@...r.kernel.org, stable@...r.kernel.org,
	Bing Zhao <bzhao@...vell.com>,
	"John W. Linville" <linville@...driver.com>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Subject: Re: [ 26/89] mwifiex: update config_bands during infra association

On Fri, 2013-02-01 at 14:07 +0100, Greg Kroah-Hartman wrote:
> 3.7-stable review patch.  If anyone has any objections, please let me know.
> 
> ------------------
> 
> From: Amitkumar Karwar <akarwar@...vell.com>
> 
> commit d7b9c5204e9c6810a20d509ee47bc70419096e59 upstream.
> 
> Currently "adapter->config_bands" is updated during infra
> association only if channel is provided by user in "iw connect"
> command. config_bands is used while preparing association
> request to calculate supported rates by intersecting our rates
> with the rates advertised by AP.
> 
> There is corner case in which we include zero rates in
> supported rates TLV based on previous IBSS network history,
> which leads to association failure.
> 
> This patch fixes the problem by correctly updating config_bands.
> 
> Signed-off-by: Amitkumar Karwar <akarwar@...vell.com>
> Signed-off-by: Bing Zhao <bzhao@...vell.com>
> Signed-off-by: John W. Linville <linville@...driver.com>
> Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
[...]

Is this fix needed for earlier kernel versions (3.0, 3.2, 3.4)?  If so,
could you provide backports?

Ben.

-- 
Ben Hutchings
Everything should be made as simple as possible, but not simpler.
                                                           - Albert Einstein

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