linux-kernel - Re: [PATCH] x86, ioremap: use %pR in printk

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Date:	Mon, 20 Oct 2008 14:58:06 +0200
From:	Johannes Berg <johannes@...solutions.net>
To:	Ingo Molnar <mingo@...e.hu>
Cc:	Benjamin Herrenschmidt <benh@...nel.crashing.org>,
	Linus Torvalds <torvalds@...l.org>,
	linux-kernel@...r.kernel.org, David Miller <davem@...emloft.net>,
	linux-pci@...r.kernel.org, yhlu.kernel@...il.com,
	Andrew Morton <akpm@...ux-foundation.org>,
	Jesse Barnes <jbarnes@...tuousgeek.org>
Subject: Re: [PATCH] x86, ioremap: use %pR in printk

On Mon, 2008-10-20 at 13:36 +0200, Ingo Molnar wrote:

> +	/* room for the actual number, the "0x" and the final zero */
> +	char sym[2*sizeof(phys_addr_t) + 2];

Buffer overflow.

johannes

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