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authorFlorian Westphal2022-01-20 16:09:13 +0100
committerPablo Neira Ayuso2022-02-04 06:30:28 +0100
commit20ff32024624102596f2b4083a17a97ca71d6cd8 (patch)
treecaacaf10e4bfd0f96c2e267b1360b62df5ef62e7 /net/ipv4
parent1015c3de23eedb8ac5a163165434484df44cfe00 (diff)
netfilter: conntrack: pptp: use single option structure
Instead of exposing the four hooks individually use a sinle hook ops structure. Signed-off-by: Florian Westphal <fw@strlen.de> Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Diffstat (limited to 'net/ipv4')
-rw-r--r--net/ipv4/netfilter/nf_nat_pptp.c24
1 files changed, 10 insertions, 14 deletions
diff --git a/net/ipv4/netfilter/nf_nat_pptp.c b/net/ipv4/netfilter/nf_nat_pptp.c
index 3f248a19faa3..fab357cc8559 100644
--- a/net/ipv4/netfilter/nf_nat_pptp.c
+++ b/net/ipv4/netfilter/nf_nat_pptp.c
@@ -295,28 +295,24 @@ pptp_inbound_pkt(struct sk_buff *skb,
return NF_ACCEPT;
}
+static const struct nf_nat_pptp_hook pptp_hooks = {
+ .outbound = pptp_outbound_pkt,
+ .inbound = pptp_inbound_pkt,
+ .exp_gre = pptp_exp_gre,
+ .expectfn = pptp_nat_expected,
+};
+
static int __init nf_nat_helper_pptp_init(void)
{
- BUG_ON(nf_nat_pptp_hook_outbound != NULL);
- RCU_INIT_POINTER(nf_nat_pptp_hook_outbound, pptp_outbound_pkt);
-
- BUG_ON(nf_nat_pptp_hook_inbound != NULL);
- RCU_INIT_POINTER(nf_nat_pptp_hook_inbound, pptp_inbound_pkt);
-
- BUG_ON(nf_nat_pptp_hook_exp_gre != NULL);
- RCU_INIT_POINTER(nf_nat_pptp_hook_exp_gre, pptp_exp_gre);
+ WARN_ON(nf_nat_pptp_hook != NULL);
+ RCU_INIT_POINTER(nf_nat_pptp_hook, &pptp_hooks);
- BUG_ON(nf_nat_pptp_hook_expectfn != NULL);
- RCU_INIT_POINTER(nf_nat_pptp_hook_expectfn, pptp_nat_expected);
return 0;
}
static void __exit nf_nat_helper_pptp_fini(void)
{
- RCU_INIT_POINTER(nf_nat_pptp_hook_expectfn, NULL);
- RCU_INIT_POINTER(nf_nat_pptp_hook_exp_gre, NULL);
- RCU_INIT_POINTER(nf_nat_pptp_hook_inbound, NULL);
- RCU_INIT_POINTER(nf_nat_pptp_hook_outbound, NULL);
+ RCU_INIT_POINTER(nf_nat_pptp_hook, NULL);
synchronize_rcu();
}