Re: [PATCH next 02/84] ipvs: Don't use current in proc_do_defense

To:	"Eric W. Biederman" <ebiederm@xxxxxxxxxxxx>
Subject:	Re: [PATCH next 02/84] ipvs: Don't use current in proc_do_defense_mode
Cc:	Pablo Neira Ayuso <pablo@xxxxxxxxxxxxx>, David Miller <davem@xxxxxxxxxxxxx>, netfilter-devel@xxxxxxxxxxxxxxx, netdev@xxxxxxxxxxxxxxx, Nicolas Dichtel <nicolas.dichtel@xxxxxxxxx>, lvs-devel@xxxxxxxxxxxxxxx, Julian Anastasov <ja@xxxxxx>
From:	Simon Horman <horms@xxxxxxxxxxxx>
Date:	Wed, 23 Sep 2015 10:06:48 +0900

On Mon, Sep 21, 2015 at 01:01:39PM -0500, Eric W. Biederman wrote:
> Instead store ipvs in extra2 so that proc_do_defense_mode can easily
> find the ipvs that it's value is associated with.
> 
> Signed-off-by: "Eric W. Biederman" <ebiederm@xxxxxxxxxxxx>

I am wondering if this fix should be included in v4.3 and stable.
Can the problem occur in practice?
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[PATCH next 71/84] ipvs: Better derivation of ipvs in ip_vs_in_stats and ip_vs_out_stats, (continued) [PATCH next 71/84] ipvs: Better derivation of ipvs in ip_vs_in_stats and ip_vs_out_stats, Eric W. Biederman [PATCH next 51/84] ipvs: Pass ipvs not net to ip_vs_estimator_net_init and ip_vs_estimator_cleanup, Eric W. Biederman [PATCH next 36/84] ipvs: Pass ipvs not net to make_receive_sock, Eric W. Biederman [PATCH next 62/84] ipvs: Pass ipvs into conn_out_get, Eric W. Biederman [PATCH next 37/84] ipvs: Store ipvs not net in struct ip_vs_sync_thread_data, Eric W. Biederman [PATCH next 66/84] ipvs: Pass ipvs into .conn_schedule and ip_vs_try_to_schedule, Eric W. Biederman Re: [PATCH next 00/84] ipvs: Stop guessing the network namespace, Julian Anastasov Re: [PATCH next 00/84] ipvs: Stop guessing the network namespace, Eric W. Biederman [PATCH next 00/84] ipvs: Stop guessing the network namespace (take 2), Eric W. Biederman [PATCH next 02/84] ipvs: Don't use current in proc_do_defense_mode, Eric W. Biederman Re: [PATCH next 02/84] ipvs: Don't use current in proc_do_defense_mode, Simon Horman <= Re: [PATCH next 02/84] ipvs: Don't use current in proc_do_defense_mode, Eric W. Biederman Re: [PATCH next 02/84] ipvs: Don't use current in proc_do_defense_mode, Simon Horman [PATCH next 05/84] ipvs: Store ipvs not net in struct ip_vs_conn_param, Eric W. Biederman [PATCH next 08/84] ipvs: Pass ipvs not net to ip_vs_svc_fwm_hashkey, Eric W. Biederman [PATCH next 10/84] ipvs: Pass ipvs not net to ip_vs_svc_hashkey, Eric W. Biederman [PATCH next 09/84] ipvs: Pass ipvs not net to __ip_vs_svc_fwm_find, Eric W. Biederman [PATCH next 06/84] ipvs: Pass ipvs not net to ip_vs_fill_conn, Eric W. Biederman [PATCH next 07/84] ipvs: Store ipvs not net in struct ip_vs_service, Eric W. Biederman [PATCH next 04/84] ipvs: Store ipvs not net in struct ip_vs_conn, Eric W. Biederman [PATCH next 01/84] ipvs: Hoist computation of ipvs earlier in sctp_conn_schedule, Eric W. Biederman

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Re: [PATCH next 02/84] ipvs: Don't use current in proc_do_defense_mode