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Date:	Wed, 18 Apr 2007 13:29:03 +0400
From:	Evgeniy Polyakov <johnpol@....mipt.ru>
To:	Patrick McHardy <kaber@...sh.net>
Cc:	Pavel Emelianov <xemul@...ru>, David Miller <davem@...emloft.net>,
	Linux Netdev List <netdev@...r.kernel.org>,
	Andrew Morton <akpm@...l.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	devel@...nvz.org, Kirill Korotaev <dev@...nvz.org>
Subject: Re: [NETLINK] Don't attach callback to a going-away netlink socket

On Wed, Apr 18, 2007 at 11:16:50AM +0200, Patrick McHardy (kaber@...sh.net) wrote:
> > That is what I referred to as error path. Btw, with positive return
> > value we end up in subsequent call to input which will free callback
> > under lock as expected.
> 
> 
> No, nothing is going to call netlink_dump after the initial call since
> the socket is gone.

Argh, userspace socket's sk_data_rady() if dump returned positive value.
So, callback is not freed to allow to put several pages before
NLMSG_DONE via single dump?

-- 
	Evgeniy Polyakov
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