linux-kernel - Re: [PATCH] efivars: prevent Oops if efi

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Message-ID: <4FDF8E20.5050606@zytor.com>
Date:	Mon, 18 Jun 2012 13:22:56 -0700
From:	"H. Peter Anvin" <hpa@...or.com>
To:	Olof Johansson <olof@...om.net>
CC:	Marko Kohtala <marko.kohtala@...il.com>,
	Matthew Garrett <mjg@...hat.com>, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] efivars: prevent Oops if efi_enabled but no EFI runtime

On 06/17/2012 04:00 PM, Olof Johansson wrote:
> 
> I think it would make more sense to return -ENODEV when the function
> pointers aren't set, that way the exit function won't ever be called
> either, so no need to add the checks there.
> 

-ENIXO?  ENODEV is usually some form of "wrong type of device"; ENXIO is
"device is not there."

	-hpa

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