Re: [PATCH -v2 -mm] LSM: Add security= boot parameter

From: "Ahmed S. Darwish" <darwish.07@gmail.com>
To: Casey Schaufler <casey@schaufler-ca.com>
Cc: Adrian Bunk <bunk@kernel.org>, Chris Wright <chrisw@sous-sol.org>,
	Stephen Smalley <sds@tycho.nsa.gov>,
	James Morris <jmorris@namei.org>,
	Eric Paris <eparis@parisplace.org>,
	Alexey Dobriyan <adobriyan@sw.ru>,
	LKML <linux-kernel@vger.kernel.org>,
	LSM-ML <linux-security-module@vger.kernel.org>,
	Anrew Morton <akpm@linux-foundation.org>
Subject: Re: [PATCH -v2 -mm] LSM: Add security= boot parameter
Date: Sun, 2 Mar 2008 09:55:49 +0200	[thread overview]
Message-ID: <20080302075549.GB3215@ubuntu> (raw)
In-Reply-To: <230454.43756.qm@web36609.mail.mud.yahoo.com>

On Sat, Mar 01, 2008 at 07:41:04PM -0800, Casey Schaufler wrote:
> 
> --- "Ahmed S. Darwish" <darwish.07@gmail.com> wrote:
> >
...
> > 
> >  
> >  static struct security_operations selinux_ops = {
> > +	.name =				"selinux",
> > +
> >  	.ptrace =			selinux_ptrace,
> >  	.capget =			selinux_capget,
> >  	.capset_check =			selinux_capset_check,
> > @@ -5420,7 +5422,8 @@ static __init int selinux_init(void)
> >  {
> >  	struct task_security_struct *tsec;
> >  
> > -	if (!selinux_enabled) {
> > +	if (!selinux_enabled || !security_module_enable(&selinux_ops)) {
> > +		selinux_enabled = 0;
> >  		printk(KERN_INFO "SELinux:  Disabled at boot.\n");
> 
> How about "SELinux: Not enabled because LSM %s is already enabled.\n"
> 

Looks better. I'll resend the patch once I know the answer of the SMP
point I asked about in the same thread.

Regards,

-- 

"Better to light a candle, than curse the darkness"

Ahmed S. Darwish
Homepage: http://darwish.07.googlepages.com
Blog: http://darwish-07.blogspot.com