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

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Message-Id: <4333121425483401@web21m.yandex.ru>
Date:	Wed, 04 Mar 2015 18:36:41 +0300
From:	Евгений Поляков <zbr@...emap.net>
To:	David Fries <david@...es.net>,
	Thorsten Bschorr <thorsten@...horr.de>
Cc:	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] Avoid null-pointer access in w1/slaves/w1_therm

Hi David

02.03.2015, 03:17, "David Fries" <david@...es.net>:

> You are correct, it would be a race condition if it doesn't increment
> the refcnt before unlocking the mutex, and it should get the mutex
> before unref.  Here's an updated version, I haven't even tried to
> compile it.
>
> What do you think Evgeniy?

Sounds correct, it should do the trick, please cook up a patch, Thorsten, can you test it?
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