linux-kernel - Re: [PATCH] block/partitions/efi.c: ensure that the GPT header is at least the size of the structure.

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Message-Id: <20130221080828.669623bc7551466e22405590@canb.auug.org.au>
Date:	Thu, 21 Feb 2013 08:08:28 +1100
From:	Stephen Rothwell <sfr@...b.auug.org.au>
To:	Peter Jones <pjones@...hat.com>
Cc:	Matt Fleming <matt.fleming@...el.com>,
	Jens Axboe <axboe@...nel.dk>,
	Stephen Warren <swarren@...dia.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	linux-kernel@...r.kernel.org, linux-next@...r.kernel.org
Subject: Re: [PATCH] block/partitions/efi.c: ensure that the GPT header is
 at least the size of the structure.

Hi Peter,

On Wed, 20 Feb 2013 09:37:01 -0500 Peter Jones <pjones@...hat.com> wrote:
>
> +	/* Check the GUID Partition Table header size is too small */
> +	if (le32_to_cpu((*gpt)->header_size) < sizeof(gpt_header)) {
> +		pr_debug("GUID Partition Table Header size is too small: %u < %lu\n",
> +			le32_to_cpu((*gpt)->header_size),
> +			(unsigned long)sizeof(gpt_header));

Don't do this.  We have %zu to print size_t variables ...

-- 
Cheers,
Stephen Rothwell                    sfr@...b.auug.org.au

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