netdev - Re: [PATCH nf] netfilter: nf_tables: move dumper state alloation into ->start

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Message-ID: <20180723220704.flqyeaaiznehmyln@salvia>
Date:   Tue, 24 Jul 2018 00:07:04 +0200
From:   Pablo Neira Ayuso <pablo@...filter.org>
To:     Florian Westphal <fw@...len.de>
Cc:     netfilter-devel@...r.kernel.org, netdev@...r.kernel.org,
        cscnull@...il.com
Subject: Re: [PATCH nf] netfilter: nf_tables: move dumper state alloation
 into ->start

On Mon, Jul 23, 2018 at 12:47:14PM +0200, Florian Westphal wrote:
> Shaochun Chen points out we leak dumper filter state allocations
> stored in dump_control->data in case there is an error before netlink sets
> cb_running (after which ->done will be called at some point).
> 
> In order to fix this, add .start functions and do the allocations
> there.
> 
> ->done is going to clean up, and in case error occurs before
> ->start invocation no cleanups need to be done anymore.

Applied, thanks Florian.