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From: Samuel Thibault <samuel.thibault@ens-lyon.org>
To: Jann Horn <jannh@google.com>
Cc: w.d.hubbs@gmail.com, chris@the-brannons.com, kirk@reisers.ca,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	kernel list <linux-kernel@vger.kernel.org>,
	speakup@linux-speakup.org, devel@driverdev.osuosl.org
Subject: Re: [PATCH] staging: speakup: fix wraparound in uaccess length check
Date: Sat, 7 Jul 2018 10:32:19 +0200	[thread overview]
Message-ID: <20180707083219.pbxqsfe4duxueepv@var.youpi.perso.aquilenet.fr> (raw)
In-Reply-To: <CAG48ez3pPcrA8B9bLwuht1Az8EXbDZa1fGmx73esvZBpmwifpg@mail.gmail.com>

Jann Horn, le sam. 07 juil. 2018 10:22:52 +0200, a ecrit:
> Or should I rewrite the
> patch to be simple and just bail out on `count < 3`?

Our mails have crossed :)

I believe what I sent is correct: for softsynth it does not make sense
to have room for less than 1 (non-unicode) or 3 (unicode) bytes.

Samuel

  reply	other threads:[~2018-07-07  8:32 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-07-07  1:53 [PATCH] staging: speakup: fix wraparound in uaccess length check Jann Horn
2018-07-07  8:01 ` Greg Kroah-Hartman
2018-07-07  8:13 ` Samuel Thibault
2018-07-07  8:22   ` Jann Horn
2018-07-07  8:32     ` Samuel Thibault [this message]
2018-07-07  8:29 ` Samuel Thibault
2018-07-07 14:03   ` Greg Kroah-Hartman
2018-07-10 20:34     ` Jann Horn
2018-07-11  9:27       ` Greg Kroah-Hartman
2018-07-10 20:34   ` Jann Horn
2018-07-11  9:44     ` Samuel Thibault
2018-07-12 22:29 Jann Horn
2018-07-12 22:47 ` Al Viro
2018-07-12 23:12   ` Jann Horn
2018-07-13  8:31     ` Greg Kroah-Hartman

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