netdev - Re: [patch 2/4] mISDN: add support for group membership check

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Date:	Fri, 20 Sep 2013 13:14:03 -0400 (EDT)
From:	David Miller <davem@...emloft.net>
To:	ben@...adent.org.uk
Cc:	jslaby@...e.cz, akpm@...ux-foundation.org, jeffm@...e.com,
	netdev@...r.kernel.org, isdn4linux@...pen.de, isdn@...ux-pingi.de,
	sergei.shtylyov@...entembedded.com
Subject: Re: [patch 2/4] mISDN: add support for group membership check

From: Ben Hutchings <ben@...adent.org.uk>
Date: Fri, 20 Sep 2013 17:30:44 +0100

> On Fri, Sep 20, 2013 at 12:21:42PM -0400, David Miller wrote:
>> From: Jiri Slaby <jslaby@...e.cz>
>> Date: Fri, 20 Sep 2013 18:18:02 +0200
>> 
>> > Ok, let's leave the hole in there then.
>> 
>> Jiri, don't turn this on me.
>> 
>> The issue is not whether something needs to be fixed or not, I never
>> said "don't fix this" and therefore I'd like to ask politely that you
>> not make it seem like I have.
>> 
>> Rather, I'm saying that the implementation is terrible, sets a bad
>> precendence for fixing similar problems, and therefore not is in
>> a state where we can apply it.
>> 
>> So, I'm not saying "don't fix this", I'm saying "fix it properly."
> 
> I think Jiri's last suggestion was to add the capability check to
> device renaming (which I think everyone agrees is needed) and not
> to add any group identity checks for any operation.
> 
> Isn't that fixing it properly?

I'm saying that using a module parameter for this is a deeper and
even more important problem with this change.

He seems to agree with me.
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