linux-kernel - Re: [PATCH] efivarfs: fix abnormal GUID in variable name by using strcpy to replace null with dash

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Date:	Wed, 06 Mar 2013 17:20:17 +0800
From:	Lingzhu Xiang <lxiang@...hat.com>
To:	joeyli <jlee@...e.com>
CC:	Matt Fleming <matt@...sole-pimps.org>, linux-efi@...r.kernel.org,
	linux-kernel@...r.kernel.org, Michael Schroeder <mls@...e.com>,
	Josh Boyer <jwboyer@...hat.com>,
	Peter Jones <pjones@...hat.com>,
	Matthew Garrett <mjg59@...f.ucam.org>,
	Frederic Crozat <fcrozat@...e.com>
Subject: Re: [PATCH] efivarfs: fix abnormal GUID in variable name by using
 strcpy to replace null with dash

On 03/06/2013 03:34 PM, joeyli wrote:
> +static unsigned long variable_name_length(efi_char16_t *variable_name)
> +{
> +	unsigned long len;
> +	efi_char16_t c;
> +
> +	len = 2;
> +	do {
> +		c = variable_name[len / sizeof(c) - 1];
> +		if (c)
> +			len += sizeof(c);
> +	} while (c);
> +
> +	return len;
> +}
> +

It looks like this function can be replaced with utf16_strsize.
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