netdev - Re: [PATCH net] net: mscc: ocelot: fix use-after-free in ocelot_vlan

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Message-Id: <164493601093.31968.5280162375440741536.git-patchwork-notify@kernel.org>
Date:   Tue, 15 Feb 2022 14:40:10 +0000
From:   patchwork-bot+netdevbpf@...nel.org
To:     Vladimir Oltean <vladimir.oltean@....com>
Cc:     netdev@...r.kernel.org, davem@...emloft.net, kuba@...nel.org,
        andrew@...n.ch, vivien.didelot@...il.com, f.fainelli@...il.com,
        claudiu.manoil@....com, alexandre.belloni@...tlin.com,
        UNGLinuxDriver@...rochip.com
Subject: Re: [PATCH net] net: mscc: ocelot: fix use-after-free in
 ocelot_vlan_del()

Hello:

This patch was applied to netdev/net.git (master)
by David S. Miller <davem@...emloft.net>:

On Tue, 15 Feb 2022 01:42:00 +0200 you wrote:
> ocelot_vlan_member_del() will free the struct ocelot_bridge_vlan, so if
> this is the same as the port's pvid_vlan which we access afterwards,
> what we're accessing is freed memory.
> 
> Fix the bug by determining whether to clear ocelot_port->pvid_vlan prior
> to calling ocelot_vlan_member_del().
> 
> [...]

Here is the summary with links:
  - [net] net: mscc: ocelot: fix use-after-free in ocelot_vlan_del()
    https://git.kernel.org/netdev/net/c/ef5764057540

You are awesome, thank you!
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