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Date: Tue, 20 May 2008 00:17:27 -0700
From: Andrew Morton <akpm@linux-foundation.org>
To: David Brownell <david-b@pacbell.net>
Cc: Pavel Machek <pavel@ucw.cz>, lkml <linux-kernel@vger.kernel.org>,
       Trent Piepho <tpiepho@freescale.com>,
       hartleys <hartleys@visionengravers.com>,
       Ben Nizette <bn@niasdigital.com>, Mike Frysinger <vapier.adi@gmail.com>,
       Bryan Wu <cooloney@kernel.org>
Subject: Re: [patch 2.6.26-rc2-git] gpio: sysfs interface
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On Sat, 17 May 2008 17:36:55 -0700 David Brownell <david-b@pacbell.net> wrote:

> +static const struct attribute *gpiochip_attrs[] = {
> +	&dev_attr_base.attr,
> +	&dev_attr_label.attr,
> +	&dev_attr_ngpio.attr,
> +	NULL,
> +};
> +
> +static const struct attribute_group gpiochip_attr_group = {
> +	.attrs = (struct attribute **) gpiochip_attrs,
> +};

ick.  So we got caught partway through constification and we need to
patch it up with a cast.