linux-kernel - Re: [PATCH 2/2] string: teach strnstr() to not search past NUL-terminator

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Date:	Mon, 18 Jan 2010 13:10:35 -0200
From:	André Goddard Rosa <andre.goddard@...il.com>
To:	Li Zefan <lizf@...fujitsu.com>
Cc:	linux-kernel@...r.kernel.org, torvalds@...ux-foundation.org,
	Alex Riesen <raa.lkml@...il.com>,
	Andrew Morton <akpm@...ux-foundation.org>
Subject: Re: [PATCH 2/2] string: teach strnstr() to not search past 
	NUL-terminator

On Sun, Jan 17, 2010 at 11:47 PM, Li Zefan <lizf@...fujitsu.com> wrote:
> André Goddard Rosa wrote:
>> As noticed by Alex Riesen at:
>> http://marc.info/?l=linux-kernel&m=126364040821071&w=2
>>
> Please don't make this change, it's the user's responsibility
> to make sure @len won't exceed @s1's length.
>
> All the string functions of "n" version should work when
> @s1 is not null-terminated, so don't call strlen() on @s1.

Fair enough, agreed.

Thank you,
André
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