Merge tag 'ipsec-next-2024-03-06' of git://git.kernel.org/pub/scm/linux/kernel/git/klassert/ipsec-next

Steffen Klassert says:

====================
1) Introduce forwarding of ICMP Error messages. That is specified
   in RFC 4301 but was never implemented. From Antony Antony.

2) Use KMEM_CACHE instead of kmem_cache_create in xfrm6_tunnel_init()
   and xfrm_policy_init(). From Kunwu Chan.

3) Do not allocate stats in the xfrm interface driver, this can be done
   on net core now. From Breno Leitao.
====================
Signed-off-by: David S. Miller <davem@davemloft.net>