netdev - Re: [NET]: Fix gen_estimator timer removal race

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Message-ID: <20070705054801.GA1569@ff.dom.local>
Date:	Thu, 5 Jul 2007 07:48:01 +0200
From:	Jarek Poplawski <jarkao2@...pl>
To:	Patrick McHardy <kaber@...sh.net>
Cc:	David Miller <davem@...emloft.net>,
	Linux Netdev List <netdev@...r.kernel.org>
Subject: Re: [NET]: Fix gen_estimator timer removal race

On Wed, Jul 04, 2007 at 05:47:51PM +0200, Patrick McHardy wrote:
> This is an updated version of the gen_estimator fix
> that relies on all changes happening under the rtnl
> and just fixes the race between timer rearming and
> timer removal.
> 
> 

> [NET]: Fix gen_estimator timer removal race
> 
> As noticed by Jarek Poplawski <jarkao2@...pl>, the timer removal in
> gen_kill_estimator races with the timer function rearming the timer.
> 
> Check whether the timer list is empty before rearming the timer
> in the timer function to fix this.
> 
> Signed-off-by: Patrick McHardy <kaber@...sh.net>

Acked-by: Jarek Poplawski <jarkao2@...pl>
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