linux-kernel - Re: [PATCH V3 11/11] Add option to automatically enforce module signatures when in Secure Boot mode

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Message-ID: <1378385681.13193.27.camel@x230>
Date:	Thu, 5 Sep 2013 12:54:41 +0000
From:	Matthew Garrett <matthew.garrett@...ula.com>
To:	Matt Fleming <matt@...sole-pimps.org>
CC:	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"linux-efi@...r.kernel.org" <linux-efi@...r.kernel.org>,
	"keescook@...omium.org" <keescook@...omium.org>,
	"hpa@...or.com" <hpa@...or.com>
Subject: Re: [PATCH V3 11/11] Add option to automatically enforce module
 signatures when in Secure Boot mode

On Thu, 2013-09-05 at 11:16 +0100, Matt Fleming wrote:

> I'd advise checking efi_enabled(EFI_BOOT) along with .secure_boot to
> guard against garbage values in boot_params.

We've called sanitize_boot_params(), so we can assert that there are no
garbage values.

-- 
Matthew Garrett <matthew.garrett@...ula.com>