netdev - Re: [PATCH 2/2] tc: policing requires a rate estimator

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Date:	Tue, 25 Nov 2008 19:38:52 +0100
From:	Patrick McHardy <kaber@...sh.net>
To:	Stephen Hemminger <shemminger@...tta.com>
CC:	David Miller <davem@...emloft.net>, netdev@...r.kernel.org
Subject: Re: [PATCH 2/2] tc: policing requires a rate estimator

Stephen Hemminger wrote:
> On Tue, 25 Nov 2008 19:32:13 +0100
> Patrick McHardy <kaber@...sh.net> wrote:
> 
>>>
>>> --- a/net/sched/act_police.c	2008-11-25 10:15:50.000000000 -0800
>>> +++ b/net/sched/act_police.c	2008-11-25 10:17:54.000000000 -0800
>>> @@ -182,6 +182,12 @@ override:
>>>  		R_tab = qdisc_get_rtab(&parm->rate, tb[TCA_POLICE_RATE]);
>>>  		if (R_tab == NULL)
>>>  			goto failure;
>>> +
>>> +		if (!est && !gen_estimator_active(&police->tcf_rate_est)) {
>>> +			err = -EINVAL;
>>> +			goto failure;
>> This leaks the R_tab reference.
> 
> The previous patch added a put at the failure: tag.

I missed that, sorry.

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