Re: [PATCH net 1/2] net: dsa: realtek: fix out-of-bounds access

From: Luiz Angelo Daros de Luca
Date: Thu Mar 16 2023 - 13:42:16 EST


> The probe function sets priv->chip_data to (void *)priv + sizeof(*priv)
> with the expectation that priv has enough trailing space.
>
> However, only realtek-smi actually allocated this chip_data space.
> Do likewise in realtek-mdio to fix out-of-bounds accesses.
>
> Fixes: aac94001067d ("net: dsa: realtek: add new mdio interface for drivers")
> Signed-off-by: Ahmad Fatoum <a.fatoum@xxxxxxxxxxxxxx>

My bad. Thanks for the fix, Ahmad.

Reviewed-by: Luiz Angelo Daros de Luca <luizluca@xxxxxxxxx>