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Re: [PATCH 3/3] serial: crisv10: fix invalid user-pointer check

From Jesper Nilsson <jesper.nilsson@axis.com>
Newsgroups linux.kernel
Subject Re: [PATCH 3/3] serial: crisv10: fix invalid user-pointer check
Date 2016-11-08 14:00 +0100
Message-ID <sBeal-12r-7@gated-at.bofh.it> (permalink)
References <sBdHj-SQ-3@gated-at.bofh.it> <sBdHk-SQ-11@gated-at.bofh.it>
Organization linux.* mail to news gateway

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On Tue, Nov 08, 2016 at 01:24:55PM +0100, Johan Hovold wrote:
> Drop invalid user-pointer check from TIOCGSERIAL handler.
> 
> A NULL-pointer can be valid in user space and copy_to_user() takes care
> of sanity checking.
> 
> Cc: Mikael Starvik <starvik@axis.com>

Acked-by: Jesper Nilsson <jesper.nilsson@axis.com>

> Cc: linux-cris-kernel@axis.com
> Signed-off-by: Johan Hovold <johan@kernel.org>

/^JN - Jesper Nilsson
-- 
               Jesper Nilsson -- jesper.nilsson@axis.com

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[PATCH 3/3] serial: crisv10: fix invalid user-pointer check Johan Hovold <johan@kernel.org> - 2016-11-08 13:30 +0100
  Re: [PATCH 3/3] serial: crisv10: fix invalid user-pointer check Jesper Nilsson <jesper.nilsson@axis.com> - 2016-11-08 14:00 +0100

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