netfilter: nf_tables: reject unsupported chain flags
authorPablo Neira Ayuso <pablo@netfilter.org>
Sat, 4 Jul 2020 00:51:28 +0000 (02:51 +0200)
committerPablo Neira Ayuso <pablo@netfilter.org>
Sat, 4 Jul 2020 00:51:28 +0000 (02:51 +0200)
commitc1f79a2eefdcc0aef5d7a911c27a3f75f1936ecd
treeb734a2cd2ed9ee3f00f7a7921ff49425b42e2a71
parentd0e2c7de92c7f2b3d355ad76b0bb9fc43d1beb87
netfilter: nf_tables: reject unsupported chain flags

Bail out if userspace sends unsupported chain flags.

Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
include/uapi/linux/netfilter/nf_tables.h
net/netfilter/nf_tables_api.c