linux-kernel - Re: [PATCH 5/7] SELinux: Handle opening of a unioned file

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Message-ID: <8813.1434123054@warthog.procyon.org.uk>
Date:	Fri, 12 Jun 2015 16:30:54 +0100
From:	David Howells <dhowells@...hat.com>
To:	Stephen Smalley <sds@...ho.nsa.gov>
Cc:	dhowells@...hat.com, linux-unionfs@...r.kernel.org,
	selinux@...ho.nsa.gov, linux-fsdevel@...r.kernel.org,
	linux-security-module@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 5/7] SELinux: Handle opening of a unioned file

Hi Stephen,

David Howells <dhowells@...hat.com> wrote:

> Stephen Smalley <sds@...ho.nsa.gov> wrote:
> 
> > Also, would be good to create a common helper for use here, by
> > selinux_dentry_init_security(), selinux_inode_init_security(), and
> > may_create().  Already some seeming potential for inconsistencies there.
> 
> selinux_dentry_init_security() and selinux_inode_init_security() do
> something different depending on SECURITY_FS_USE_MNTPOINT.  Is the dentry
> variant wrong?  Shouldn't it be using the mountpoint label if that flag _is_
> set?

Any answer to that?

David
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