netdev - Re: [Patch net v3 0/2] l2tp: fix race conditions in l2tp_tunnel

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Date:   Mon, 16 Jan 2023 11:38:44 +0000
From:   Tom Parkin <tparkin@...alix.com>
To:     Cong Wang <xiyou.wangcong@...il.com>
Cc:     netdev@...r.kernel.org, saeed@...nel.org, gnault@...hat.com,
        Cong Wang <cong.wang@...edance.com>
Subject: Re: [Patch net v3 0/2] l2tp: fix race conditions in
 l2tp_tunnel_register()

On  Fri, Jan 13, 2023 at 19:01:35 -0800, Cong Wang wrote:
> From: Cong Wang <cong.wang@...edance.com>
> 
> This patchset contains two patches, the first one is a preparation for
> the second one which is the actual fix. Please find more details in
> each patch description.
> 
> I have ran the l2tp test (https://github.com/katalix/l2tp-ktest),
> all test cases are passed.
> 
> ---
> v3: preserve EEXIST errno for user-space
> v2: move IDR allocation to l2tp_tunnel_register()
> 
> Cong Wang (2):
>   l2tp: convert l2tp_tunnel_list to idr
>   l2tp: close all race conditions in l2tp_tunnel_register()
> 
>  net/l2tp/l2tp_core.c | 105 +++++++++++++++++++++----------------------
>  1 file changed, 52 insertions(+), 53 deletions(-)
> 
> -- 
> 2.34.1
> 

Thanks Cong, this looks good to me now.

Reviewed-by: Tom Parkin <tparkin@...alix.com>

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