netdev - Re: [PATCH] netfilter: nfnetlink_queue: Unregister pernet subsys in case of init failure

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Message-ID: <56658284.9080009@kyup.com>
Date:	Mon, 7 Dec 2015 14:58:44 +0200
From:	Nikolay Borisov <kernel@...p.com>
To:	Sergei Shtylyov <sergei.shtylyov@...entembedded.com>,
	fruggeri@...sta.com
Cc:	pablo@...filter.org, kadlec@...ckhole.kfki.hu,
	netfilter-devel@...r.kernel.org, coreteam@...filter.org,
	netdev@...r.kernel.org, davem@...emloft.net
Subject: Re: [PATCH] netfilter: nfnetlink_queue: Unregister pernet subsys in
 case of init failure



On 12/07/2015 02:29 PM, Sergei Shtylyov wrote:
> Hello.
> 
> On 12/07/2015 01:13 PM, Nikolay Borisov wrote:
> 
>> Commit 3bfe049807c2403 ('netfilter: nfnetlink_{log,queue}:
> 
>    Double quotes please, that's what scripts/checkpatch.pl enforces now.
> 
>> Register pernet in first place') reorganised the initialisation
>> order of the pernet_subsys to avoid "use-before-initialised"
>> condition. However, in doing so the cleanup logic in nfnetlink_queue
>> got botched in that the pernet_subsys wasn't cleaned in case
>> nfnetlink_subsys_register failed. This patch adds the necessary
>> cleanup routine call.
>>
>> Fixes: 3bfe049807c2403 ('netfilter: nfnetlink_{log,queue}: Register
>>                         pernet in first place')
> 
>    Likewise.

I will resend it with proper quotes (even though I think this is a minor
issue) but I'd like to first gather some review feedback.

Also I dunno if this should be marked for stable.

> 
>>
>> Signed-off-by: Nikolay Borisov <kernel@...p.com>
> 
> [...]
> 
> MBR, Sergei
> 
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