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

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Date:	Mon, 4 Feb 2013 11:37:46 -0800
From:	Bing Zhao <bzhao@...vell.com>
To:	Ben Hutchings <ben@...adent.org.uk>,
	Amitkumar Karwar <akarwar@...vell.com>
CC:	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"stable@...r.kernel.org" <stable@...r.kernel.org>,
	"John W. Linville" <linville@...driver.com>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Subject: RE: [ 26/89] mwifiex: update config_bands during infra association

Hi Ben,

> > 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?

This patch is not needed for earlier kernel 3.0, 3.2, and 3.4.

Thanks,
Bing