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netfilter: nf_tables: reduce chain type table size

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text  data  bss     dec    hex filename
old: 151590  2240 1152  154982  25d66 net/netfilter/nf_tables_api.o
new: 151666  2240  416  154322  25ad2 net/netfilter/nf_tables_api.o

Signed-off-by: Florian Westphal <fw@strlen.de>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
This commit is contained in:
Florian Westphal 2017-06-14 11:51:29 +02:00 committed by Pablo Neira Ayuso
parent b7b5fda468
commit d8297d4f3e
1 changed files with 4 additions and 1 deletions
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5
net/netfilter/nf_tables_api.c
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@ -387,7 +387,7 @@ static inline u64 nf_tables_alloc_handle(struct nft_table *table)
return ++table->hgenerator;
}
static const struct nf_chain_type *chain_type[AF_MAX][NFT_CHAIN_T_MAX];
static const struct nf_chain_type *chain_type[NFPROTO_NUMPROTO][NFT_CHAIN_T_MAX];
static const struct nf_chain_type *
__nf_tables_chain_type_lookup(int family, const struct nlattr *nla)
@ -870,6 +870,9 @@ int nft_register_chain_type(const struct nf_chain_type *ctype)
{
int err = 0;
if (WARN_ON(ctype->family >= NFPROTO_NUMPROTO))
return -EINVAL;
nfnl_lock(NFNL_SUBSYS_NFTABLES);
if (chain_type[ctype->family][ctype->type] != NULL) {
err = -EBUSY;