linux-kernel - Re: [PATCH] Avoid null-pointer access in w1/slaves/w1

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Message-Id: <2283421426366516@web2o.yandex.ru>
Date:	Sat, 14 Mar 2015 23:55:16 +0300
From:	Evgeniy Polyakov <zbr@...emap.net>
To:	David Fries <david@...es.net>
Cc:	Thorsten Bschorr <thorsten@...horr.de>,
	Jonathan ALIBERT <jonathan.alibert@...il.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] Avoid null-pointer access in w1/slaves/w1_therm

Hi David

12.03.2015, 03:54, "David Fries" <david@...es.net>:
> Would that be removing all four refcnt, w1_slave, w1_master,
> w1_family, w1_cb_block, or just some of them?  It sounds good to me,
> if that had bugs there would be much more than just the w1 system
> relying on it.  I don't know enough about that system or have the time
> to code up that change.
>
> I can take another look at and post the reference counting w1_therm
> fix instead of the mutex version as a near term work around until that
> is available if you want.

Please cook up a quick fix for this problem - this bug really hurts people.
And then we will discuss how 'ideal' life cycle should look
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