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To: James Morris <jmorris@intercode.com.au>
Cc: Greg KH <greg@kroah.com>, <linux-kernel@vger.kernel.org>,
       <linux-security-module@wirex.com>
Subject: Re: [PATCH] accessfs v0.6 ported to 2.5.35-lsm1 - 1/2
References: <Mutt.LNX.4.44.0209292236200.27145-100000@blackbird.intercode.com.au>
From: Olaf Dietsche 
	<olaf.dietsche--list.linux-security-module@exmail.de>
Date: Sun, 29 Sep 2002 16:49:12 +0200
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James Morris <jmorris@intercode.com.au> writes:

> On Fri, 27 Sep 2002, Greg KH wrote:
>
>> As for the ip_prot_sock hook in general, does it look ok to the other
>> developers?
>> 
>
> This hook is not necessary: any related access control decision can be
> made via the more generic and flexible socket_bind() hook (like SELinux).

AFAICS, it looks like you can make _additional_ checks only. You still
have to grant CAP_NET_BIND_SERVICE for binding to ports below PROT_SOCK.
So, this doesn't look like a viable solution for me.

Anyway, thanks for this pointer, I'll look into socket_bind().

Regards, Olaf.
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