netfilter: nftables: disallow updates on table ownership

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Disallow updating the ownership bit on an existing table: Do not allow
to grab ownership on an existing table. Do not allow to drop ownership
on an existing table.

Fixes: 6001a930ce ("netfilter: nftables: introduce table ownership")
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>

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Pablo Neira Ayuso 2021-02-27 22:31:27 +01:00

parent 8e24edddad

commit 9cc0001a18

1 changed files with 6 additions and 0 deletions

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net/netfilter/nf_tables_api.c

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