From: Mark Brown <broonie@kernel.org>
To: Xiubo Li <Li.Xiubo@freescale.com>
Cc: linux-kernel@vger.kernel.org
Subject: Re: [PATCH] regmap: Fix possible ZERO_SIZE_PTR pointer dereferencing error.
Date: Wed, 30 Apr 2014 20:34:12 -0700 [thread overview]
Message-ID: <20140501033412.GR3245@sirena.org.uk> (raw)
In-Reply-To: <1398850268-22258-1-git-send-email-Li.Xiubo@freescale.com>
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On Wed, Apr 30, 2014 at 05:31:08PM +0800, Xiubo Li wrote:
> Since we cannot make sure the 'len = pair_size * num_regs' will always
> be none zero from the users, and then if 'num_regs' equals to zero by
> mistake or other reasons, the kzalloc() will return ZERO_SIZE_PTR, which
> equals to ((void *)16).
Applied, thanks.
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next prev parent reply other threads:[~2014-05-01 3:34 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-04-30 9:31 Xiubo Li
2014-05-01 3:34 ` Mark Brown [this message]
2014-09-28 9:09 [PATCH] regmap: fix " Xiubo Li
2014-09-28 9:25 ` Li.Xiubo
2014-09-28 10:56 ` Mark Brown
2014-09-30 5:05 ` Li.Xiubo
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