[NETFILTER]: nf_conntrack: mark protocols __read_mostly

Also remove two unnecessary EXPORT_SYMBOLs and move the
nf_conntrack_l3proto_ipv4 declaration to the correct file.

Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>

12 files changed, 15 insertions, 18 deletions

diff --git a/include/net/netfilter/ipv4/nf_conntrack_ipv4.h b/include/net/netfilter/ipv4/nf_conntrack_ipv4.h
index 3ed4e14970c5..7a671603fca6 100644
--- a/include/net/netfilter/ipv4/nf_conntrack_ipv4.h
+++ b/include/net/netfilter/ipv4/nf_conntrack_ipv4.h
@@ -12,6 +12,8 @@
 /* Returns new sk_buff, or NULL */
 struct sk_buff *nf_ct_ipv4_ct_gather_frags(struct sk_buff *skb);
 
+extern struct nf_conntrack_l3proto nf_conntrack_l3proto_ipv4;
+
 extern struct nf_conntrack_l4proto nf_conntrack_l4proto_tcp4;
 extern struct nf_conntrack_l4proto nf_conntrack_l4proto_udp4;
 extern struct nf_conntrack_l4proto nf_conntrack_l4proto_icmp;
diff --git a/include/net/netfilter/nf_conntrack_l3proto.h b/include/net/netfilter/nf_conntrack_l3proto.h
index e3708a698d8b..3c58a2c4df28 100644
--- a/include/net/netfilter/nf_conntrack_l3proto.h
+++ b/include/net/netfilter/nf_conntrack_l3proto.h
@@ -89,8 +89,6 @@ extern struct nf_conntrack_l3proto *nf_ct_l3proto_find_get(u_int16_t l3proto);
 extern void nf_ct_l3proto_put(struct nf_conntrack_l3proto *p);
 
 /* Existing built-in protocols */
-extern struct nf_conntrack_l3proto nf_conntrack_l3proto_ipv4;
-extern struct nf_conntrack_l3proto nf_conntrack_l3proto_ipv6;
 extern struct nf_conntrack_l3proto nf_conntrack_l3proto_generic;
 
 static inline struct nf_conntrack_l3proto *
diff --git a/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c b/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c
index ee29f4e9eac2..64552afd01cb 100644
--- a/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c
+++ b/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c
@@ -405,7 +405,7 @@ static struct nf_sockopt_ops so_getorigdst = {
         .get            = &getorigdst,
 };
 
-struct nf_conntrack_l3proto nf_conntrack_l3proto_ipv4 = {
+struct nf_conntrack_l3proto nf_conntrack_l3proto_ipv4 __read_mostly = {
         .l3proto         = PF_INET,
         .name            = "ipv4",
         .pkt_to_tuple    = ipv4_pkt_to_tuple,
diff --git a/net/ipv4/netfilter/nf_conntrack_proto_icmp.c b/net/ipv4/netfilter/nf_conntrack_proto_icmp.c
index f96573304f5b..6593fd2c5b10 100644
--- a/net/ipv4/netfilter/nf_conntrack_proto_icmp.c
+++ b/net/ipv4/netfilter/nf_conntrack_proto_icmp.c
@@ -312,7 +312,7 @@ static struct ctl_table icmp_compat_sysctl_table[] = {
 #endif /* CONFIG_NF_CONNTRACK_PROC_COMPAT */
 #endif /* CONFIG_SYSCTL */
 
-struct nf_conntrack_l4proto nf_conntrack_l4proto_icmp =
+struct nf_conntrack_l4proto nf_conntrack_l4proto_icmp __read_mostly =
 {
         .l3proto                = PF_INET,
         .l4proto                = IPPROTO_ICMP,
@@ -338,4 +338,3 @@ struct nf_conntrack_l4proto nf_conntrack_l4proto_icmp =
 #endif
 #endif
 };
-EXPORT_SYMBOL_GPL(nf_conntrack_l4proto_icmp);
diff --git a/net/ipv6/netfilter/nf_conntrack_l3proto_ipv6.c b/net/ipv6/netfilter/nf_conntrack_l3proto_ipv6.c
index 9b7eaaadc67e..36df2218b669 100644
--- a/net/ipv6/netfilter/nf_conntrack_l3proto_ipv6.c
+++ b/net/ipv6/netfilter/nf_conntrack_l3proto_ipv6.c
@@ -373,7 +373,7 @@ static int ipv6_nfattr_to_tuple(struct nfattr *tb[],
 }
 #endif
 
-struct nf_conntrack_l3proto nf_conntrack_l3proto_ipv6 = {
+struct nf_conntrack_l3proto nf_conntrack_l3proto_ipv6 __read_mostly = {
         .l3proto                = PF_INET6,
         .name                   = "ipv6",
         .pkt_to_tuple           = ipv6_pkt_to_tuple,
diff --git a/net/ipv6/netfilter/nf_conntrack_proto_icmpv6.c b/net/ipv6/netfilter/nf_conntrack_proto_icmpv6.c
index 0fca7e8abeb7..ab154fb90018 100644
--- a/net/ipv6/netfilter/nf_conntrack_proto_icmpv6.c
+++ b/net/ipv6/netfilter/nf_conntrack_proto_icmpv6.c
@@ -276,7 +276,7 @@ static struct ctl_table icmpv6_sysctl_table[] = {
 };
 #endif /* CONFIG_SYSCTL */
 
-struct nf_conntrack_l4proto nf_conntrack_l4proto_icmpv6 =
+struct nf_conntrack_l4proto nf_conntrack_l4proto_icmpv6 __read_mostly =
 {
         .l3proto                = PF_INET6,
         .l4proto                = IPPROTO_ICMPV6,
@@ -297,5 +297,3 @@ struct nf_conntrack_l4proto nf_conntrack_l4proto_icmpv6 =
         .ctl_table              = icmpv6_sysctl_table,
 #endif
 };
-
-EXPORT_SYMBOL(nf_conntrack_l4proto_icmpv6);
diff --git a/net/netfilter/nf_conntrack_l3proto_generic.c b/net/netfilter/nf_conntrack_l3proto_generic.c
index 0691642b7724..991c52c9a28b 100644
--- a/net/netfilter/nf_conntrack_l3proto_generic.c
+++ b/net/netfilter/nf_conntrack_l3proto_generic.c
@@ -69,7 +69,7 @@ static int generic_get_l4proto(const struct sk_buff *skb, unsigned int nhoff,
 }
 
 
-struct nf_conntrack_l3proto nf_conntrack_l3proto_generic = {
+struct nf_conntrack_l3proto nf_conntrack_l3proto_generic __read_mostly = {
         .l3proto         = PF_UNSPEC,
         .name            = "unknown",
         .pkt_to_tuple    = generic_pkt_to_tuple,
diff --git a/net/netfilter/nf_conntrack_proto_generic.c b/net/netfilter/nf_conntrack_proto_generic.c
index 6faf1bed7224..d8b501878d9f 100644
--- a/net/netfilter/nf_conntrack_proto_generic.c
+++ b/net/netfilter/nf_conntrack_proto_generic.c
@@ -98,7 +98,7 @@ static struct ctl_table generic_compat_sysctl_table[] = {
 #endif /* CONFIG_NF_CONNTRACK_PROC_COMPAT */
 #endif /* CONFIG_SYSCTL */
 
-struct nf_conntrack_l4proto nf_conntrack_l4proto_generic =
+struct nf_conntrack_l4proto nf_conntrack_l4proto_generic __read_mostly =
 {
         .l3proto                = PF_UNSPEC,
         .l4proto                = 0,
diff --git a/net/netfilter/nf_conntrack_proto_gre.c b/net/netfilter/nf_conntrack_proto_gre.c
index 771c4c29936e..bdbead8a7a83 100644
--- a/net/netfilter/nf_conntrack_proto_gre.c
+++ b/net/netfilter/nf_conntrack_proto_gre.c
@@ -261,7 +261,7 @@ static void gre_destroy(struct nf_conn *ct)
 }
 
 /* protocol helper struct */
-static struct nf_conntrack_l4proto nf_conntrack_l4proto_gre4 = {
+static struct nf_conntrack_l4proto nf_conntrack_l4proto_gre4 __read_mostly = {
         .l3proto         = AF_INET,
         .l4proto         = IPPROTO_GRE,
         .name            = "gre",
diff --git a/net/netfilter/nf_conntrack_proto_sctp.c b/net/netfilter/nf_conntrack_proto_sctp.c
index debfe61378a1..04192acc7c40 100644
--- a/net/netfilter/nf_conntrack_proto_sctp.c
+++ b/net/netfilter/nf_conntrack_proto_sctp.c
@@ -601,7 +601,7 @@ static struct ctl_table sctp_compat_sysctl_table[] = {
 #endif /* CONFIG_NF_CONNTRACK_PROC_COMPAT */
 #endif
 
-struct nf_conntrack_l4proto nf_conntrack_l4proto_sctp4 = {
+static struct nf_conntrack_l4proto nf_conntrack_l4proto_sctp4 __read_mostly = {
         .l3proto                = PF_INET,
         .l4proto                = IPPROTO_SCTP,
         .name                   = "sctp",
@@ -622,7 +622,7 @@ struct nf_conntrack_l4proto nf_conntrack_l4proto_sctp4 = {
 #endif
 };
 
-struct nf_conntrack_l4proto nf_conntrack_l4proto_sctp6 = {
+static struct nf_conntrack_l4proto nf_conntrack_l4proto_sctp6 __read_mostly = {
         .l3proto                = PF_INET6,
         .l4proto                = IPPROTO_SCTP,
         .name                   = "sctp",
diff --git a/net/netfilter/nf_conntrack_proto_tcp.c b/net/netfilter/nf_conntrack_proto_tcp.c
index 1c8206e6560a..87ad3ccf8aff 100644
--- a/net/netfilter/nf_conntrack_proto_tcp.c
+++ b/net/netfilter/nf_conntrack_proto_tcp.c
@@ -1372,7 +1372,7 @@ static struct ctl_table tcp_compat_sysctl_table[] = {
 #endif /* CONFIG_NF_CONNTRACK_PROC_COMPAT */
 #endif /* CONFIG_SYSCTL */
 
-struct nf_conntrack_l4proto nf_conntrack_l4proto_tcp4 =
+struct nf_conntrack_l4proto nf_conntrack_l4proto_tcp4 __read_mostly =
 {
         .l3proto                = PF_INET,
         .l4proto                = IPPROTO_TCP,
@@ -1401,7 +1401,7 @@ struct nf_conntrack_l4proto nf_conntrack_l4proto_tcp4 =
 };
 EXPORT_SYMBOL_GPL(nf_conntrack_l4proto_tcp4);
 
-struct nf_conntrack_l4proto nf_conntrack_l4proto_tcp6 =
+struct nf_conntrack_l4proto nf_conntrack_l4proto_tcp6 __read_mostly =
 {
         .l3proto                = PF_INET6,
         .l4proto                = IPPROTO_TCP,
diff --git a/net/netfilter/nf_conntrack_proto_udp.c b/net/netfilter/nf_conntrack_proto_udp.c
index 3620ecc095fd..13d94a025723 100644
--- a/net/netfilter/nf_conntrack_proto_udp.c
+++ b/net/netfilter/nf_conntrack_proto_udp.c
@@ -191,7 +191,7 @@ static struct ctl_table udp_compat_sysctl_table[] = {
 #endif /* CONFIG_NF_CONNTRACK_PROC_COMPAT */
 #endif /* CONFIG_SYSCTL */
 
-struct nf_conntrack_l4proto nf_conntrack_l4proto_udp4 =
+struct nf_conntrack_l4proto nf_conntrack_l4proto_udp4 __read_mostly =
 {
         .l3proto                = PF_INET,
         .l4proto                = IPPROTO_UDP,
@@ -218,7 +218,7 @@ struct nf_conntrack_l4proto nf_conntrack_l4proto_udp4 =
 };
 EXPORT_SYMBOL_GPL(nf_conntrack_l4proto_udp4);
 
-struct nf_conntrack_l4proto nf_conntrack_l4proto_udp6 =
+struct nf_conntrack_l4proto nf_conntrack_l4proto_udp6 __read_mostly =
 {
         .l3proto                = PF_INET6,
         .l4proto                = IPPROTO_UDP,