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netfilter: nf_conntrack: prepare l4proto->init_net cleanup 

l4proto->init contain quite redundant code. We can simplify this
by adding a new parameter l3proto.

This patch prepares that code simplification.

Signed-off-by: Gao feng <gaofeng@cn.fujitsu.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
This commit is contained in:
Gao feng 2012-06-21 04:36:39 +00:00 committed by Pablo Neira Ayuso
parent fa0f61f05e
commit f1caad2745
11 changed files with 16 additions and 15 deletions
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2
include/net/netfilter/nf_conntrack_l4proto.h
View File

@ -97,7 +97,7 @@ struct nf_conntrack_l4proto {
#endif
int *net_id;
/* Init l4proto pernet data */
int (*init_net)(struct net *net);
int (*init_net)(struct net *net, u_int16_t proto);
/* Protocol name */
const char *name;

2
net/ipv4/netfilter/nf_conntrack_proto_icmp.c
View File

@ -337,7 +337,7 @@ static struct ctl_table icmp_compat_sysctl_table[] = {
#endif /* CONFIG_NF_CONNTRACK_PROC_COMPAT */
#endif /* CONFIG_SYSCTL */
static int icmp_init_net(struct net *net)
static int icmp_init_net(struct net *net, u_int16_t proto)
{
struct nf_icmp_net *in = icmp_pernet(net);
struct nf_proto_net *pn = (struct nf_proto_net *)in;

2
net/ipv6/netfilter/nf_conntrack_proto_icmpv6.c
View File

@ -333,7 +333,7 @@ static struct ctl_table icmpv6_sysctl_table[] = {
};
#endif /* CONFIG_SYSCTL */
static int icmpv6_init_net(struct net *net)
static int icmpv6_init_net(struct net *net, u_int16_t proto)
{
struct nf_icmp_net *in = icmpv6_pernet(net);
struct nf_proto_net *pn = (struct nf_proto_net *)in;

5
net/netfilter/nf_conntrack_proto.c
View File

@ -461,7 +461,7 @@ int nf_conntrack_l4proto_register(struct net *net,
int ret = 0;
if (l4proto->init_net) {
ret = l4proto->init_net(net);
ret = l4proto->init_net(net, l4proto->l3proto);
if (ret < 0)
return ret;
}
@ -515,7 +515,8 @@ int nf_conntrack_proto_init(struct net *net)
{
unsigned int i;
int err;
err = nf_conntrack_l4proto_generic.init_net(net);
err = nf_conntrack_l4proto_generic.init_net(net,
nf_conntrack_l4proto_generic.l3proto);
if (err < 0)
return err;
err = nf_ct_l4proto_register_sysctl(net,

2
net/netfilter/nf_conntrack_proto_dccp.c
View File

@ -815,7 +815,7 @@ static struct ctl_table dccp_sysctl_table[] = {
};
#endif /* CONFIG_SYSCTL */
static int dccp_init_net(struct net *net)
static int dccp_init_net(struct net *net, u_int16_t proto)
{
struct dccp_net *dn = dccp_pernet(net);
struct nf_proto_net *pn = (struct nf_proto_net *)dn;

2
net/netfilter/nf_conntrack_proto_generic.c
View File

@ -135,7 +135,7 @@ static struct ctl_table generic_compat_sysctl_table[] = {
#endif /* CONFIG_NF_CONNTRACK_PROC_COMPAT */
#endif /* CONFIG_SYSCTL */
static int generic_init_net(struct net *net)
static int generic_init_net(struct net *net, u_int16_t proto)
{
struct nf_generic_net *gn = generic_pernet(net);
struct nf_proto_net *pn = (struct nf_proto_net *)gn;

2
net/netfilter/nf_conntrack_proto_gre.c
View File

@ -348,7 +348,7 @@ gre_timeout_nla_policy[CTA_TIMEOUT_GRE_MAX+1] = {
};
#endif /* CONFIG_NF_CT_NETLINK_TIMEOUT */
static int gre_init_net(struct net *net)
static int gre_init_net(struct net *net, u_int16_t proto)
{
struct netns_proto_gre *net_gre = gre_pernet(net);
int i;

4
net/netfilter/nf_conntrack_proto_sctp.c
View File

@ -767,7 +767,7 @@ static int sctp_kmemdup_compat_sysctl_table(struct nf_proto_net *pn)
return 0;
}
static int sctpv4_init_net(struct net *net)
static int sctpv4_init_net(struct net *net, u_int16_t proto)
{
int ret;
struct sctp_net *sn = sctp_pernet(net);
@ -793,7 +793,7 @@ static int sctpv4_init_net(struct net *net)
return ret;
}
static int sctpv6_init_net(struct net *net)
static int sctpv6_init_net(struct net *net, u_int16_t proto)
{
struct sctp_net *sn = sctp_pernet(net);
struct nf_proto_net *pn = (struct nf_proto_net *)sn;

4
net/netfilter/nf_conntrack_proto_tcp.c
View File

@ -1593,7 +1593,7 @@ static int tcp_kmemdup_compat_sysctl_table(struct nf_proto_net *pn)
return 0;
}
static int tcpv4_init_net(struct net *net)
static int tcpv4_init_net(struct net *net, u_int16_t proto)
{
int i;
int ret = 0;
@ -1631,7 +1631,7 @@ static int tcpv4_init_net(struct net *net)
return ret;
}
static int tcpv6_init_net(struct net *net)
static int tcpv6_init_net(struct net *net, u_int16_t proto)
{
int i;
struct nf_tcp_net *tn = tcp_pernet(net);

4
net/netfilter/nf_conntrack_proto_udp.c
View File

@ -283,7 +283,7 @@ static void udp_init_net_data(struct nf_udp_net *un)
}
}
static int udpv4_init_net(struct net *net)
static int udpv4_init_net(struct net *net, u_int16_t proto)
{
int ret;
struct nf_udp_net *un = udp_pernet(net);
@ -307,7 +307,7 @@ static int udpv4_init_net(struct net *net)
return ret;
}
static int udpv6_init_net(struct net *net)
static int udpv6_init_net(struct net *net, u_int16_t proto)
{
struct nf_udp_net *un = udp_pernet(net);
struct nf_proto_net *pn = (struct nf_proto_net *)un;

2
net/netfilter/nf_conntrack_proto_udplite.c
View File

@ -234,7 +234,7 @@ static struct ctl_table udplite_sysctl_table[] = {
};
#endif /* CONFIG_SYSCTL */
static int udplite_init_net(struct net *net)
static int udplite_init_net(struct net *net, u_int16_t proto)
{
int i;
struct udplite_net *un = udplite_pernet(net);