netfilter: nftables_offload: VLAN id needs host byteorder in flow dissector

[ Upstream commit ff4d90a89d3d4d9814e0a2696509a7d495be4163 ]

The flow dissector representation expects the VLAN id in host byteorder.
Add the NFT_OFFLOAD_F_NETWORK2HOST flag to swap the bytes from nft_cmp.

Fixes: a82055af5959 ("netfilter: nft_payload: add VLAN offload support")
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
3 files changed