linux-kernel - Re: [AppArmor 35/45] Allow permission functions to tell between parent and leaf checks

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Message-ID: <20070515090831.GB6816@ucw.cz>
Date:	Tue, 15 May 2007 09:08:31 +0000
From:	Pavel Machek <pavel@....cz>
To:	jjohansen@...e.de
Cc:	linux-kernel@...r.kernel.org,
	linux-security-module@...r.kernel.org,
	linux-fsdevel@...r.kernel.org, Andreas Gruenbacher <agruen@...e.de>
Subject: Re: [AppArmor 35/45] Allow permission functions to tell between parent and leaf checks

Hi!

> Set the LOOKUP_CONTINUE flag when checking parent permissions. This allows
> permission functions to tell between parent and leaf checks.
> 
> Signed-off-by: Andreas Gruenbacher <agruen@...e.de>

I guess you should sign this off.


> --- a/fs/namei.c
> +++ b/fs/namei.c
> @@ -1409,6 +1409,10 @@ static int may_delete(struct inode *dir,
>  	BUG_ON(victim->d_parent->d_inode != dir);
>  	audit_inode_child(victim->d_name.name, victim->d_inode, dir);
>  
> +#if 0
> +	if (nd)
> +		nd->flags |= LOOKUP_CONTINUE;
> +#endif

We don't add disabled code to kernel.
							Pavel
-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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