linux-kernel - Re: wpa supplicant/ipw3945, ESSID last char missing

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Message-ID: <20061005163513.GC6510@bougret.hpl.hp.com>
Date:	Thu, 5 Oct 2006 09:35:13 -0700
From:	Jean Tourrilhes <jt@....hp.com>
To:	Johannes Berg <johannes@...solutions.net>
Cc:	Theodore Tso <tytso@....edu>,
	"John W. Linville" <linville@...driver.com>,
	Jeff Garzik <jeff@...zik.org>, jt@....hp.com,
	Linus Torvalds <torvalds@...l.org>,
	Lee Revell <rlrevell@...-job.com>,
	Alessandro Suardi <alessandro.suardi@...il.com>,
	Norbert Preining <preining@...ic.at>,
	Andrew Morton <akpm@...l.org>, linux-kernel@...r.kernel.org
Subject: Re: wpa supplicant/ipw3945, ESSID last char missing

On Wed, Oct 04, 2006 at 09:49:39AM +0200, Johannes Berg wrote:
> On Tue, 2006-10-03 at 19:16 -0400, Theodore Tso wrote:
> 
> > OK, I'm going to ask a stupid question.  Why is the kernel<->wireless
> > driver interface have to be tied to the userspace<->wireless
> > interface?  
> 
> Haha. Because Jean thinks it isn't and thus everything is fine. But in
> reality it is.
> 
> > Is there some reason why this would be too hard to do with the current
> > interface?  
> 
> Yes: drivers are expected to mostly handle the ioctls directly without a
> layer between them and userspace.

	Once again, your facts are totally wrong about Wireless
Extensions.
	Have you ever looked at the code in the kernel ? I guarantee
you that adding whatever specific WE translation is quite easy. In
this precise case, this would only increase confusion, so this should
be considered bad API practice.
	Regards,

	Jean

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