linux-kernel - Re: [PATCH] kernel/sysctl.c: If "count" including the terminating byte '\0' the write system call should retrun success.

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Message-ID: <CAGk-QBstqwMwYVBtWJbzcGnsEYX_JkkzopNex=wd_U-kqB6H8g@mail.gmail.com>
Date:	Tue, 8 Sep 2015 11:11:38 +0800
From:	Sean Fu <fxinrong@...il.com>
To:	Steven Rostedt <rostedt@...dmis.org>
Cc:	Austin S Hemmelgarn <ahferroin7@...il.com>,
	"Eric W. Biederman" <ebiederm@...ssion.com>,
	Andrey Ryabinin <ryabinin.a.a@...il.com>,
	Ulrich Obergfell <uobergfe@...hat.com>,
	Prarit Bhargava <prarit@...hat.com>,
	Eric B Munson <emunson@...mai.com>,
	"Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>,
	Johannes Weiner <hannes@...xchg.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	Don Zickus <dzickus@...hat.com>,
	Heinrich Schuchardt <xypron.glpk@....de>,
	David Rientjes <rientjes@...gle.com>,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] kernel/sysctl.c: If "count" including the terminating
 byte '\0' the write system call should retrun success.

On Fri, Aug 28, 2015 at 11:31 AM, Sean Fu <fxinrong@...il.com> wrote:
> On Thu, Aug 27, 2015 at 4:32 PM, Sean Fu <fxinrong@...il.com> wrote:
>> On Thu, Aug 27, 2015 at 10:32 AM, Steven Rostedt <rostedt@...dmis.org> wrote:
>>> On Thu, 27 Aug 2015 08:17:29 +0800
>>> Sean Fu <fxinrong@...il.com> wrote:
>>>> strace execute result:
>>>> write(3, "1\2\0", 3)                    = -1 EINVAL (Invalid argument)
> If vleft > 1, "1\0 2" is treated as invalid paraments and all string
> include '\0' will be invalid.
Hi All experts,
Could you please signed off this patch?
>
>>>>
>>>> >
>>>> > -- Steve
>>>
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