[IPV4]: Use ctl paths to register net/ipv4/ table

This is the same as I did for the net/core/ table in the
second patch in his series: use the paths and isolate the
whole table in the .c file.

Signed-off-by: Pavel Emelyanov <xemul@openvz.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

3 files changed, 18 insertions, 11 deletions

diff --git a/include/net/ip.h b/include/net/ip.h
index 66d51616ade8..17d1189723fc 100644
--- a/include/net/ip.h
+++ b/include/net/ip.h
@@ -395,6 +395,4 @@ int ipv4_doint_and_flush_strategy(ctl_table *table, int __user *name, int nlen,
 extern int ip_misc_proc_init(void);
 #endif
 
-extern struct ctl_table ipv4_table[];
-
 #endif  /* _IP_H */
diff --git a/net/ipv4/sysctl_net_ipv4.c b/net/ipv4/sysctl_net_ipv4.c
index 3546424765f5..bfd0dec6238d 100644
--- a/net/ipv4/sysctl_net_ipv4.c
+++ b/net/ipv4/sysctl_net_ipv4.c
@@ -13,6 +13,7 @@
 #include <linux/igmp.h>
 #include <linux/inetdevice.h>
 #include <linux/seqlock.h>
+#include <linux/init.h>
 #include <net/snmp.h>
 #include <net/icmp.h>
 #include <net/ip.h>
@@ -247,7 +248,7 @@ static int strategy_allowed_congestion_control(ctl_table *table, int __user *nam
 
 }
 
-ctl_table ipv4_table[] = {
+static struct ctl_table ipv4_table[] = {
         {
                 .ctl_name       = NET_IPV4_TCP_TIMESTAMPS,
                 .procname       = "tcp_timestamps",
@@ -878,3 +879,19 @@ ctl_table ipv4_table[] = {
         },
         { .ctl_name = 0 }
 };
+
+static __initdata struct ctl_path net_ipv4_path[] = {
+        { .procname = "net", .ctl_name = CTL_NET, },
+        { .procname = "ipv4", .ctl_name = NET_IPV4, },
+        { },
+};
+
+static __init int sysctl_ipv4_init(void)
+{
+        struct ctl_table_header *hdr;
+
+        hdr = register_sysctl_paths(net_ipv4_path, ipv4_table);
+        return hdr == NULL ? -ENOMEM : 0;
+}
+
+__initcall(sysctl_ipv4_init);
diff --git a/net/sysctl_net.c b/net/sysctl_net.c
index 747fc55b28f1..a4f0ed8d0e79 100644
--- a/net/sysctl_net.c
+++ b/net/sysctl_net.c
@@ -31,14 +31,6 @@
 #endif
 
 struct ctl_table net_table[] = {
-#ifdef CONFIG_INET
-        {
-                .ctl_name       = NET_IPV4,
-                .procname       = "ipv4",
-                .mode           = 0555,
-                .child          = ipv4_table
-        },
-#endif
 #ifdef CONFIG_TR
         {
                 .ctl_name       = NET_TR,