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netfilter: nf_tables: add and use nft_thoff helper

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[ Upstream commit 2d7b4ace0754ebaaf71c6824880178d46aa0ab33 ]

This allows to change storage placement later on without changing readers.

Signed-off-by: Florian Westphal <fw@strlen.de>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Stable-dep-of: 28427f368f0e ("netfilter: nft_exthdr: Fix non-linear header modification")
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Florian Westphal
2021-05-28 12:30:06 +02:00
committed by Greg Kroah-Hartman
parent 39546418b8
commit 45b3eb6afc
8 changed files with 23 additions and 18 deletions
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5
include/net/netfilter/nf_tables.h
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@@ -33,6 +33,11 @@ static inline struct sock *nft_sk(const struct nft_pktinfo *pkt)
return pkt->xt.state->sk;
}
static inline unsigned int nft_thoff(const struct nft_pktinfo *pkt)
{
return pkt->xt.thoff;
}
static inline struct net *nft_net(const struct nft_pktinfo *pkt)
{
return pkt->xt.state->net;