Re: [PATCH 5/6] efi: Disable secure boot if shim is in insecure mode [ver #2]

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On Wed, Nov 23, 2016 at 12:23:04AM +0000, David Howells wrote:
> +	/* See if a user has put shim into insecure mode.  If so, and if the
> +	 * variable doesn't have the runtime attribute set, we might as well
> +	 * honor that.
> +	 */
> +	size = sizeof(moksbstate);
> +	status = get_efi_var(shim_MokSBState_name, &shim_guid,
> +			     &attr, &size, &moksbstate);
> +
> +	/* If it fails, we don't care why.  Default to secure */
> +	if (status != EFI_SUCCESS)
> +		return 1;

I was going to suggest branching to out_efi_err, but I see that wouldn't
work when EFI_NOT_FOUND was returned. It might be worth noting
explicitly that we can't use that, so as to avoid 'obvious' cleanup in
future.

Thanks,
Mark.
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