From a400c30edb1958ceb53c4b8ce78989189b36df47 Mon Sep 17 00:00:00 2001 From: Holger Eitzenberger Date: Wed, 25 Mar 2009 21:53:39 +0100 Subject: netfilter: nf_conntrack: calculate per-protocol nlattr size Signed-off-by: Holger Eitzenberger Signed-off-by: Patrick McHardy --- net/netfilter/nf_conntrack_proto_sctp.c | 10 ++++++++++ 1 file changed, 10 insertions(+) (limited to 'net/netfilter/nf_conntrack_proto_sctp.c') diff --git a/net/netfilter/nf_conntrack_proto_sctp.c b/net/netfilter/nf_conntrack_proto_sctp.c index 74e03790119..101b4ad9e81 100644 --- a/net/netfilter/nf_conntrack_proto_sctp.c +++ b/net/netfilter/nf_conntrack_proto_sctp.c @@ -537,6 +537,12 @@ static int nlattr_to_sctp(struct nlattr *cda[], struct nf_conn *ct) return 0; } + +static int sctp_nlattr_size(void) +{ + return nla_total_size(0) /* CTA_PROTOINFO_SCTP */ + + nla_policy_len(sctp_nla_policy, CTA_PROTOINFO_SCTP_MAX + 1); +} #endif #ifdef CONFIG_SYSCTL @@ -668,8 +674,10 @@ static struct nf_conntrack_l4proto nf_conntrack_l4proto_sctp4 __read_mostly = { .me = THIS_MODULE, #if defined(CONFIG_NF_CT_NETLINK) || defined(CONFIG_NF_CT_NETLINK_MODULE) .to_nlattr = sctp_to_nlattr, + .nlattr_size = sctp_nlattr_size, .from_nlattr = nlattr_to_sctp, .tuple_to_nlattr = nf_ct_port_tuple_to_nlattr, + .nlattr_tuple_size = nf_ct_port_nlattr_tuple_size, .nlattr_to_tuple = nf_ct_port_nlattr_to_tuple, .nla_policy = nf_ct_port_nla_policy, #endif @@ -696,8 +704,10 @@ static struct nf_conntrack_l4proto nf_conntrack_l4proto_sctp6 __read_mostly = { .me = THIS_MODULE, #if defined(CONFIG_NF_CT_NETLINK) || defined(CONFIG_NF_CT_NETLINK_MODULE) .to_nlattr = sctp_to_nlattr, + .nlattr_size = sctp_nlattr_size, .from_nlattr = nlattr_to_sctp, .tuple_to_nlattr = nf_ct_port_tuple_to_nlattr, + .nlattr_tuple_size = nf_ct_port_nlattr_tuple_size, .nlattr_to_tuple = nf_ct_port_nlattr_to_tuple, .nla_policy = nf_ct_port_nla_policy, #endif -- cgit v1.2.3