netdev - Re: [PATCH] ipv6: add a missing unregister_pernet

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Date:	Sun, 26 Sep 2010 19:10:02 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	nhorman@...driver.com
Cc:	netdev@...r.kernel.org, kuznet@....inr.ac.ru, pekkas@...core.fi,
	jmorris@...ei.org, yoshfuji@...ux-ipv6.org, kaber@...sh.net
Subject: Re: [PATCH] ipv6: add a missing unregister_pernet_subsys call

From: Neil Horman <nhorman@...driver.com>
Date: Fri, 24 Sep 2010 15:55:52 -0400

> Clean up a missing exit path in the ipv6 module init routines.  In
> addrconf_init we call ipv6_addr_label_init which calls register_pernet_subsys
> for the ipv6_addr_label_ops structure.  But if module loading fails, or if the
> ipv6 module is removed, there is no corresponding unregister_pernet_subsys call,
> which leaves a now-bogus address on the pernet_list, leading to oopses in
> subsequent registrations.  This patch cleans up both the failed load path and
> the unload path.  Tested by myself with good results.
> 
> Signed-off-by: Neil Horman <nhorman@...driver.com>

Applied.

Thanks a lot Neil.
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