Merge git://git.kernel.org/pub/scm/linux/kernel/git/pablo/nf

Pablo Neira Ayuso says:

====================
Netfilter fixes for net

1) Fix combination of --reap and --update in xt_recent that triggers
   UAF, from Jozsef Kadlecsik.

2) Fix current year in nft_meta selftest, from Fabian Frederick.

3) Fix possible UAF in the netns destroy path of nftables.

4) Fix incorrect checksum calculation when mangling ports in flowtable,
   from Sven Auhagen.

* git://git.kernel.org/pub/scm/linux/kernel/git/pablo/nf:
  netfilter: flowtable: fix tcp and udp header checksum update
  netfilter: nftables: fix possible UAF over chains from packet path in netns
  selftests: netfilter: fix current year
  netfilter: xt_recent: Fix attempt to update deleted entry
====================

Link: https://lore.kernel.org/r/20210205001727.2125-1-pablo@netfilter.org
Signed-off-by: Jakub Kicinski <kuba@kernel.org>