linux-kernel - Re: [PATCH 2/6] KEYS: Reinstate EPERM for a key type name beginning with a '.'

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Message-ID: <1410435813.5187.36.camel@dhcp-9-2-203-236.watson.ibm.com>
Date:	Thu, 11 Sep 2014 07:43:33 -0400
From:	Mimi Zohar <zohar@...ux.vnet.ibm.com>
To:	David Howells <dhowells@...hat.com>
Cc:	jmorris@...ei.org, keyrings@...ux-nfs.org,
	linux-kernel@...r.kernel.org,
	linux-security-module@...r.kernel.org,
	Vivek Goyal <vgoyal@...hat.com>
Subject: Re: [PATCH 2/6] KEYS: Reinstate EPERM for a key type name beginning
 with a '.'

On Wed, 2014-09-10 at 19:36 -0400, Mimi Zohar wrote: 
> On Wed, 2014-09-10 at 22:22 +0100, David Howells wrote: 
> > Reinstate the generation of EPERM for a key type name beginning with a '.' in
> > a userspace call.  Types whose name begins with a '.' are internal only.

After re-reading your comment and looking at the different types,
testing for dot prefixed types now makes sense.  Both dot prefixed types
and keyring names are reserved for the kernel.

Mimi


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