[PATCH net 0/5] netfilter: bugfixes for net

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Hello,

The following set contains netfilter fixes for the *net* tree.

Regressions (rc only):
recent ebtables crash fix was incomplete, it added a memory leak.

The patch to fix possible buffer overrun for BIG TCP in ftp conntrack
tried to be too clever, we cannot re-use ct->lock: NAT engine might
grab it again -> deadlock.  Revert back to a global spinlock.
Both from myself.

Remove the documentation for the recently removed
'nf_conntrack_helper' sysctl as well, from Pablo Neira.

The static_branch_inc() that guards the 'chain stats enabled' path
needs to be deferred further, until the entire transaction was created.
>From Tetsuo Handa.

Older bugs:
Since 5.3:
nf_tables_addchain may leak pcpu memory in error path when
offloading fails. Also from Tetsuo Handa.

Please consider pulling these changes from
  git://git.kernel.org/pub/scm/linux/kernel/git/netfilter/nf.git

----------------------------------------------------------------
The following changes since commit 603ccb3aca717d04a4b1a04e3a7bc3b91eba33e8:

  MAINTAINERS: Add myself as a reviewer for Qualcomm ETHQOS Ethernet driver (2022-09-20 13:42:55 -0700)

are available in the Git repository at:

  git://git.kernel.org/pub/scm/linux/kernel/git/netfilter/nf.git master

for you to fetch changes up to d25088932227680988a6b794221e031a7232f137:

  netfilter: nf_ct_ftp: fix deadlock when nat rewrite is needed (2022-09-20 23:50:03 +0200)

----------------------------------------------------------------
Florian Westphal (2):
      netfilter: ebtables: fix memory leak when blob is malformed
      netfilter: nf_ct_ftp: fix deadlock when nat rewrite is needed

Pablo Neira Ayuso (1):
      netfilter: conntrack: remove nf_conntrack_helper documentation

Tetsuo Handa (2):
      netfilter: nf_tables: fix nft_counters_enabled underflow at nf_tables_addchain()
      netfilter: nf_tables: fix percpu memory leak at nf_tables_addchain()

 Documentation/networking/nf_conntrack-sysctl.rst | 9 ---------
 net/bridge/netfilter/ebtables.c                  | 4 +++-
 net/netfilter/nf_conntrack_ftp.c                 | 6 ++++--
 net/netfilter/nf_tables_api.c                    | 8 ++++----
 4 files changed, 11 insertions(+), 16 deletions(-)



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