RE: [PATCH v3 net 8/8] net: enetc: fix the off-by-one issue in enetc_map_tx_tso_buffs()

From: Claudiu Manoil
Date: Mon Feb 24 2025 - 12:41:39 EST


> -----Original Message-----
> From: Wei Fang <wei.fang@xxxxxxx>
> Sent: Monday, February 24, 2025 1:13 PM
[...]
> Subject: [PATCH v3 net 8/8] net: enetc: fix the off-by-one issue in
> enetc_map_tx_tso_buffs()
>
> There is an off-by-one issue for the err_chained_bd path, it will free
> one more tx_swbd than expected. But there is no such issue for the
> err_map_data path. To fix this off-by-one issue and make the two error
> handling consistent, the increment of 'i' and 'count' remain in sync
> and enetc_unwind_tx_frame() is called for error handling.
>
> Fixes: fb8629e2cbfc ("net: enetc: add support for software TSO")
> Cc: stable@xxxxxxxxxxxxxxx
> Suggested-by: Vladimir Oltean <vladimir.oltean@xxxxxxx>
> Signed-off-by: Wei Fang <wei.fang@xxxxxxx>
> ---

Reviewed-by: Claudiu Manoil <claudiu.manoil@xxxxxxx>