linux-kernel - Re: [PATCH v2 net] net: switchdev: zero-initialize struct switchdev_notifier_fdb_info emitted by drivers towards the bridge

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Date:   Tue, 10 Aug 2021 20:30:05 +0000
From:   patchwork-bot+netdevbpf@...nel.org
To:     Vladimir Oltean <vladimir.oltean@....com>
Cc:     netdev@...r.kernel.org, kuba@...nel.org, davem@...emloft.net,
        andrew@...n.ch, f.fainelli@...il.com, vivien.didelot@...il.com,
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        saeedm@...dia.com, leon@...nel.org, jiri@...dia.com,
        idosch@...dia.com, lars.povlsen@...rochip.com,
        Steen.Hegelund@...rochip.com, UNGLinuxDriver@...rochip.com,
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Subject: Re: [PATCH v2 net] net: switchdev: zero-initialize struct
 switchdev_notifier_fdb_info emitted by drivers towards the bridge

Hello:

This patch was applied to netdev/net.git (refs/heads/master):

On Tue, 10 Aug 2021 14:50:24 +0300 you wrote:
> The blamed commit a new field to struct switchdev_notifier_fdb_info, but
> did not make sure that all call paths set it to something valid. For
> example, a switchdev driver may emit a SWITCHDEV_FDB_ADD_TO_BRIDGE
> notifier, and since the 'is_local' flag is not set, it contains junk
> from the stack, so the bridge might interpret those notifications as
> being for local FDB entries when that was not intended.
> 
> [...]

Here is the summary with links:
  - [v2,net] net: switchdev: zero-initialize struct switchdev_notifier_fdb_info emitted by drivers towards the bridge
    https://git.kernel.org/netdev/net/c/c35b57ceff90

You are awesome, thank you!
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