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Date: Fri, 6 Jul 2012 13:16:53 +0200
From: pablo@...filter.org
To: netfilter-devel@...r.kernel.org
Cc: davem@...emloft.net, netdev@...r.kernel.org
Subject: [PATCH 03/18] netfilter: nf_conntrack: prepare l4proto->init_net cleanup
From: Gao feng <gaofeng@...fujitsu.com>
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@...fujitsu.com>
Signed-off-by: Pablo Neira Ayuso <pablo@...filter.org>
---
include/net/netfilter/nf_conntrack_l4proto.h | 2 +-
net/ipv4/netfilter/nf_conntrack_proto_icmp.c | 2 +-
net/ipv6/netfilter/nf_conntrack_proto_icmpv6.c | 2 +-
net/netfilter/nf_conntrack_proto.c | 5 +++--
net/netfilter/nf_conntrack_proto_dccp.c | 2 +-
net/netfilter/nf_conntrack_proto_generic.c | 2 +-
net/netfilter/nf_conntrack_proto_gre.c | 2 +-
net/netfilter/nf_conntrack_proto_sctp.c | 4 ++--
net/netfilter/nf_conntrack_proto_tcp.c | 4 ++--
net/netfilter/nf_conntrack_proto_udp.c | 4 ++--
net/netfilter/nf_conntrack_proto_udplite.c | 2 +-
11 files changed, 16 insertions(+), 15 deletions(-)
diff --git a/include/net/netfilter/nf_conntrack_l4proto.h b/include/net/netfilter/nf_conntrack_l4proto.h
index 81c52b5..5dd60f2 100644
--- a/include/net/netfilter/nf_conntrack_l4proto.h
+++ b/include/net/netfilter/nf_conntrack_l4proto.h
@@ -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;
diff --git a/net/ipv4/netfilter/nf_conntrack_proto_icmp.c b/net/ipv4/netfilter/nf_conntrack_proto_icmp.c
index 041923c..76f7a2f 100644
--- a/net/ipv4/netfilter/nf_conntrack_proto_icmp.c
+++ b/net/ipv4/netfilter/nf_conntrack_proto_icmp.c
@@ -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;
diff --git a/net/ipv6/netfilter/nf_conntrack_proto_icmpv6.c b/net/ipv6/netfilter/nf_conntrack_proto_icmpv6.c
index 63ed012..807ae09 100644
--- a/net/ipv6/netfilter/nf_conntrack_proto_icmpv6.c
+++ b/net/ipv6/netfilter/nf_conntrack_proto_icmpv6.c
@@ -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;
diff --git a/net/netfilter/nf_conntrack_proto.c b/net/netfilter/nf_conntrack_proto.c
index 9bd88aa..6f4b6f3 100644
--- a/net/netfilter/nf_conntrack_proto.c
+++ b/net/netfilter/nf_conntrack_proto.c
@@ -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,
diff --git a/net/netfilter/nf_conntrack_proto_dccp.c b/net/netfilter/nf_conntrack_proto_dccp.c
index c33f76a..52da8f0 100644
--- a/net/netfilter/nf_conntrack_proto_dccp.c
+++ b/net/netfilter/nf_conntrack_proto_dccp.c
@@ -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;
diff --git a/net/netfilter/nf_conntrack_proto_generic.c b/net/netfilter/nf_conntrack_proto_generic.c
index bb0e74f..d1ed7b4 100644
--- a/net/netfilter/nf_conntrack_proto_generic.c
+++ b/net/netfilter/nf_conntrack_proto_generic.c
@@ -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;
diff --git a/net/netfilter/nf_conntrack_proto_gre.c b/net/netfilter/nf_conntrack_proto_gre.c
index 5cac41c..b09b7af 100644
--- a/net/netfilter/nf_conntrack_proto_gre.c
+++ b/net/netfilter/nf_conntrack_proto_gre.c
@@ -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;
diff --git a/net/netfilter/nf_conntrack_proto_sctp.c b/net/netfilter/nf_conntrack_proto_sctp.c
index 8fb0582..1e7836c 100644
--- a/net/netfilter/nf_conntrack_proto_sctp.c
+++ b/net/netfilter/nf_conntrack_proto_sctp.c
@@ -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;
diff --git a/net/netfilter/nf_conntrack_proto_tcp.c b/net/netfilter/nf_conntrack_proto_tcp.c
index 99caa13..6db9d3c 100644
--- a/net/netfilter/nf_conntrack_proto_tcp.c
+++ b/net/netfilter/nf_conntrack_proto_tcp.c
@@ -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);
diff --git a/net/netfilter/nf_conntrack_proto_udp.c b/net/netfilter/nf_conntrack_proto_udp.c
index a83cf93..2b978e6 100644
--- a/net/netfilter/nf_conntrack_proto_udp.c
+++ b/net/netfilter/nf_conntrack_proto_udp.c
@@ -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;
diff --git a/net/netfilter/nf_conntrack_proto_udplite.c b/net/netfilter/nf_conntrack_proto_udplite.c
index b32e700..d33e511 100644
--- a/net/netfilter/nf_conntrack_proto_udplite.c
+++ b/net/netfilter/nf_conntrack_proto_udplite.c
@@ -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);
--
1.7.10
--
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