Subject: Re: [PATCH net] geneve: fix length used in GRO hint UDP checksum adjustment

From: Simon Horman <[email-masked]>
Date: Wed, 3 Jun 2026 21:14:28 +0100

On Fri, May 29, 2026 at 04:47:00PM +0200, Antoine Tenart wrote:
> In geneve_post_decap_hint the length used for adjusting the UDP checksum
> should be 'skb->len - gro_hint->nested_tp_offset' (UDP length) instead
> of 'skb->len - gro_hint->nested_nh_offset' (IP length).
> 
> Fixes: fd0dd796576e ("geneve: use GRO hint option in the RX path")
> Cc: Paolo Abeni <[email-masked]>
> Reported-by: Sashiko <[email-masked]>
> Closes: https://sashiko.dev/#/patchset/20260521131436.748832-1-jhs%40mojatatu.com
> Signed-off-by: Antoine Tenart <[email-masked]>

Reviewed-by: Simon Horman <[email-masked]>

FTR, an AI-generated review of this patch is available on sashiko.dev.
I do not believe that needs to be addressed in the context of this patch.