Re: [PATCH net] net: stmmac: Clear DMA errors for multi-channel interrupts

[Maxime Chevallier <maxime.chevallier@bootlin.com>]

Hi,

On 11/2/26 11:23, netdev-bot+sashiko@kernel.org wrote:
> Thank you for your contribution! Sashiko AI review found 3 potential
> issue(s) to consider.
> 
> Critical: 0 · High: 1 · Medium: 2 · Low: 0
> 
> If you believe none of the issues are legitimate, please reply to each
> issue of Medium severity or higher and explain why the AI is wrong.
> If any of them are legitimate and you plan to respin, please let patchwork
> know by including "pw-bot: cr" as a separate line at the end of your reply
> (one such reply per series is enough).
> 
> - [High] The new common-MSI error path runs stmmac_tx_err() without any
>   synchronization against TX NAPI or the transmit path for the same…
> - [Medium] In multi-MSI mode the patch adds new callers of
>   stmmac_tx_err() for a channel, and nothing serializes them.
> - [Medium] Use-after-free of the TX ring during AF_XDP pool
>   setup/teardown while the device is up.

These are unlikely, but real. I'll address that in V2, as well
as the typo Magnus spotted :)

Maxime

pw-bot: cr