Re: [PATCH stable 5.10,5.15 2/2] bpf: Fix L4 csum update on IPv6 in CHECKSUM_COMPLETE

Paul Chaignon
2025-06-23T09:04:56Z

On Mon, Jun 23, 2025 at 10:46:47AM +0200, Greg Kroah-Hartman wrote:
> On Tue, Jun 17, 2025 at 05:49:21PM +0200, Paul Chaignon wrote:
> > [ Upstream commit ead7f9b8de65632ef8060b84b0c55049a33cfea1 ]
> > [ Note: Fixed conflict due to unrelated comment change. ]
>
> This does not apply to the 5.15.y tree at all, due to:
>
> > - inet_proto_csum_replace_by_diff(ptr, skb, to, is_pseudo, false);
> > + inet_proto_csum_replace_by_diff(ptr, skb, to, is_pseudo, is_ipv6);
>
> This chunk.
>
> Can you fix that up and resend just this one?

It requires the 1/2 patch to apply correctly. I've tested them on the
tip of 5.15.y (1c700860e8bc). Or is there some reason not to backport
the 1/2 patch?

Paul

>
> thanks,
>
> greg k-h