linux-kernel - Re: [PATCH] lib: introduce strdup_from

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Message-ID: <BANLkTinqQS11nXQAJBMSvCrp4tOtCg5Qww@mail.gmail.com>
Date:	Fri, 3 Jun 2011 21:39:28 +0300
From:	Alexey Dobriyan <adobriyan@...il.com>
To:	Timur Tabi <timur@...escale.com>
Cc:	alan@...rguk.ukuu.org.uk, linux-kernel@...r.kernel.org,
	scottwood@...escale.com, akpm@...ux-foundation.org
Subject: Re: [PATCH] lib: introduce strdup_from_user

On Fri, Jun 3, 2011 at 9:34 PM, Timur Tabi <timur@...escale.com> wrote:
> Would it be better if I did this:

The point is data should cross kernelspace/userspace boundary only once.
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