netdev - Re: [patch for 2.6.32? 2/2] hso: fix soft-lockup

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Message-Id: <20091123.105455.153011323.davem@davemloft.net>
Date:	Mon, 23 Nov 2009 10:54:55 -0800 (PST)
From:	David Miller <davem@...emloft.net>
To:	akpm@...ux-foundation.org
Cc:	netdev@...r.kernel.org, antti.kaijanmaki@...ovok.com,
	greg@...ah.com, randy.dunlap@...cle.com, stable@...nel.org
Subject: Re: [patch for 2.6.32? 2/2] hso: fix soft-lockup

From: akpm@...ux-foundation.org
Date: Tue, 17 Nov 2009 14:50:32 -0800

> From: Antti Kaijanmäki <antti.kaijanmaki@...ovok.com>
> 
> Fix soft-lockup in hso.c which is triggered on SMP machine when
> modem is removed while file descriptor(s) under /dev are still open:
> 
>   old version called kref_put() too early which resulted in destroying
>   hso_serial and hso_device objects which were still used later on.
> 
> Signed-off-by: Antti Kaijanmäki <antti.kaijanmaki@...ovok.com>
> Cc: Greg KH <greg@...ah.com>
> Cc: "David S. Miller" <davem@...emloft.net>
> Cc: Randy Dunlap <randy.dunlap@...cle.com>
> Cc: <stable@...nel.org>
> Signed-off-by: Andrew Morton <akpm@...ux-foundation.org>

Applied to net-2.6
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