linux-kernel - Re: [PATCH] Security/sysfs: Enable security xattrs to be set on sysfs files, directories, and symlinks.

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Message-ID: <20090709151803.GB24302@suse.de>
Date:	Thu, 9 Jul 2009 08:18:03 -0700
From:	Greg KH <gregkh@...e.de>
To:	"David P. Quigley" <dpquigl@...ho.nsa.gov>
Cc:	jmorris@...ei.org, sds@...ho.nsa.gov, linux-kernel@...r.kernel.org,
	linux-security-module@...r.kernel.org
Subject: Re: [PATCH] Security/sysfs: Enable security xattrs to be set on
 sysfs files, directories, and symlinks.

On Wed, Jul 08, 2009 at 01:28:26PM -0400, David P. Quigley wrote:
> --- a/fs/sysfs/sysfs.h
> +++ b/fs/sysfs/sysfs.h
> @@ -57,6 +57,7 @@ struct sysfs_dirent {
>  	ino_t			s_ino;
>  	umode_t			s_mode;
>  	struct iattr		*s_iattr;
> +	u32			s_secid;
>  };

Why not just make this a void * like all other security hooks, and then
you and SMACK can pick and choose what you want to embed here?

thanks,

greg k-h
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