netfilter: nft_flow_offload: don't offload when sequence numbers need adjustment
authorFlorian Westphal <fw@strlen.de>
Tue, 21 May 2019 11:24:32 +0000 (13:24 +0200)
committerPablo Neira Ayuso <pablo@netfilter.org>
Wed, 22 May 2019 08:51:49 +0000 (10:51 +0200)
commit91a9048f238063dde7feea752b9dd386f7e3808b
tree7c58ee402b765d85949284585fa710777b17c0de
parent8437a6209f76f85a2db1abb12a9bde2170801617
netfilter: nft_flow_offload: don't offload when sequence numbers need adjustment

We can't deal with tcp sequence number rewrite in flow_offload.
While at it, simplify helper check, we only need to know if the extension
is present, we don't need the helper data.

Signed-off-by: Florian Westphal <fw@strlen.de>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
net/netfilter/nft_flow_offload.c