Subject: Re: [PATCH net] net: bonding: fix use-after-free after 802.3ad slave unbind

From: [email-masked]
Date: Thu, 30 Jun 2022 04:00:13 +0000

Hello:

This patch was applied to netdev/net.git (master)
by Jakub Kicinski <[email-masked]>:

On Wed, 29 Jun 2022 04:29:14 +0300 you wrote:
> commit 0622cab0341c ("bonding: fix 802.3ad aggregator reselection"),
> resolve case, when there is several aggregation groups in the same bond.
> bond_3ad_unbind_slave will invalidate (clear) aggregator when
> __agg_active_ports return zero. So, ad_clear_agg can be executed even, when
> num_of_ports!=0. Than bond_3ad_unbind_slave can be executed again for,
> previously cleared aggregator. NOTE: at this time bond_3ad_unbind_slave
> will not update slave ports list, because lag_ports==NULL. So, here we
> got slave ports, pointing to freed aggregator memory.
> 
> [...]

Here is the summary with links:
  - [net] net: bonding: fix use-after-free after 802.3ad slave unbind
    https://git.kernel.org/netdev/net/c/050133e1aa2c

You are awesome, thank you!
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