diff options
Diffstat (limited to 'net/netfilter/nf_conntrack_proto_tcp.c')
-rw-r--r-- | net/netfilter/nf_conntrack_proto_tcp.c | 25 |
1 files changed, 14 insertions, 11 deletions
diff --git a/net/netfilter/nf_conntrack_proto_tcp.c b/net/netfilter/nf_conntrack_proto_tcp.c index 37ef35b861f2..e97cdc1cf98c 100644 --- a/net/netfilter/nf_conntrack_proto_tcp.c +++ b/net/netfilter/nf_conntrack_proto_tcp.c @@ -68,7 +68,7 @@ static const char *const tcp_conntrack_names[] = { #define HOURS * 60 MINS #define DAYS * 24 HOURS -static unsigned int tcp_timeouts[TCP_CONNTRACK_TIMEOUT_MAX] __read_mostly = { +static const unsigned int tcp_timeouts[TCP_CONNTRACK_TIMEOUT_MAX] = { [TCP_CONNTRACK_SYN_SENT] = 2 MINS, [TCP_CONNTRACK_SYN_RECV] = 60 SECS, [TCP_CONNTRACK_ESTABLISHED] = 5 DAYS, @@ -305,6 +305,9 @@ static bool tcp_invert_tuple(struct nf_conntrack_tuple *tuple, /* Print out the private part of the conntrack. */ static void tcp_print_conntrack(struct seq_file *s, struct nf_conn *ct) { + if (test_bit(IPS_OFFLOAD_BIT, &ct->status)) + return; + seq_printf(s, "%s ", tcp_conntrack_names[ct->proto.tcp.state]); } #endif @@ -1222,6 +1225,12 @@ static const struct nla_policy tcp_nla_policy[CTA_PROTOINFO_TCP_MAX+1] = { [CTA_PROTOINFO_TCP_FLAGS_REPLY] = { .len = sizeof(struct nf_ct_tcp_flags) }, }; +#define TCP_NLATTR_SIZE ( \ + NLA_ALIGN(NLA_HDRLEN + 1) + \ + NLA_ALIGN(NLA_HDRLEN + 1) + \ + NLA_ALIGN(NLA_HDRLEN + sizeof(sizeof(struct nf_ct_tcp_flags))) + \ + NLA_ALIGN(NLA_HDRLEN + sizeof(sizeof(struct nf_ct_tcp_flags)))) + static int nlattr_to_tcp(struct nlattr *cda[], struct nf_conn *ct) { struct nlattr *pattr = cda[CTA_PROTOINFO_TCP]; @@ -1274,12 +1283,6 @@ static int nlattr_to_tcp(struct nlattr *cda[], struct nf_conn *ct) return 0; } -static int tcp_nlattr_size(void) -{ - return nla_total_size(0) /* CTA_PROTOINFO_TCP */ - + nla_policy_len(tcp_nla_policy, CTA_PROTOINFO_TCP_MAX + 1); -} - static unsigned int tcp_nlattr_tuple_size(void) { static unsigned int size __read_mostly; @@ -1541,7 +1544,7 @@ static struct nf_proto_net *tcp_get_net_proto(struct net *net) return &net->ct.nf_ct_proto.tcp.pn; } -struct nf_conntrack_l4proto nf_conntrack_l4proto_tcp4 __read_mostly = +const struct nf_conntrack_l4proto nf_conntrack_l4proto_tcp4 = { .l3proto = PF_INET, .l4proto = IPPROTO_TCP, @@ -1557,11 +1560,11 @@ struct nf_conntrack_l4proto nf_conntrack_l4proto_tcp4 __read_mostly = .can_early_drop = tcp_can_early_drop, #if IS_ENABLED(CONFIG_NF_CT_NETLINK) .to_nlattr = tcp_to_nlattr, - .nlattr_size = tcp_nlattr_size, .from_nlattr = nlattr_to_tcp, .tuple_to_nlattr = nf_ct_port_tuple_to_nlattr, .nlattr_to_tuple = nf_ct_port_nlattr_to_tuple, .nlattr_tuple_size = tcp_nlattr_tuple_size, + .nlattr_size = TCP_NLATTR_SIZE, .nla_policy = nf_ct_port_nla_policy, #endif #if IS_ENABLED(CONFIG_NF_CT_NETLINK_TIMEOUT) @@ -1579,7 +1582,7 @@ struct nf_conntrack_l4proto nf_conntrack_l4proto_tcp4 __read_mostly = }; EXPORT_SYMBOL_GPL(nf_conntrack_l4proto_tcp4); -struct nf_conntrack_l4proto nf_conntrack_l4proto_tcp6 __read_mostly = +const struct nf_conntrack_l4proto nf_conntrack_l4proto_tcp6 = { .l3proto = PF_INET6, .l4proto = IPPROTO_TCP, @@ -1594,8 +1597,8 @@ struct nf_conntrack_l4proto nf_conntrack_l4proto_tcp6 __read_mostly = .error = tcp_error, .can_early_drop = tcp_can_early_drop, #if IS_ENABLED(CONFIG_NF_CT_NETLINK) + .nlattr_size = TCP_NLATTR_SIZE, .to_nlattr = tcp_to_nlattr, - .nlattr_size = tcp_nlattr_size, .from_nlattr = nlattr_to_tcp, .tuple_to_nlattr = nf_ct_port_tuple_to_nlattr, .nlattr_to_tuple = nf_ct_port_nlattr_to_tuple, |