mib: put tcp statistics on struct net

Proc temporary uses stats from init_net.

BTW, TCP_XXX_STATS are beautiful (w/o do { } while (0) facing) again :)

Signed-off-by: Pavel Emelyanov <xemul@openvz.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/include/net/netns/mib.h b/include/net/netns/mib.h
index 9f4b31e..8f96079 100644
--- a/include/net/netns/mib.h
+++ b/include/net/netns/mib.h
@@ -4,6 +4,7 @@
 #include <net/snmp.h>
 
 struct netns_mib {
+	DEFINE_SNMP_STAT(struct tcp_mib, tcp_statistics);
 };
 
 #endif
diff --git a/include/net/tcp.h b/include/net/tcp.h
index 60e5be8..92d7b55 100644
--- a/include/net/tcp.h
+++ b/include/net/tcp.h
@@ -265,11 +265,10 @@
 
 extern struct proto tcp_prot;
 
-DECLARE_SNMP_STAT(struct tcp_mib, tcp_statistics);
-#define TCP_INC_STATS(net, field)	do { (void)net; SNMP_INC_STATS(tcp_statistics, field); } while (0)
-#define TCP_INC_STATS_BH(net, field)	do { (void)net; SNMP_INC_STATS_BH(tcp_statistics, field); } while (0)
-#define TCP_DEC_STATS(net, field)	do { (void)net; SNMP_DEC_STATS(tcp_statistics, field); } while (0)
-#define TCP_ADD_STATS_USER(net, field, val) do { (void)net; SNMP_ADD_STATS_USER(tcp_statistics, field, val); } while (0)
+#define TCP_INC_STATS(net, field)	SNMP_INC_STATS((net)->mib.tcp_statistics, field)
+#define TCP_INC_STATS_BH(net, field)	SNMP_INC_STATS_BH((net)->mib.tcp_statistics, field)
+#define TCP_DEC_STATS(net, field)	SNMP_DEC_STATS((net)->mib.tcp_statistics, field)
+#define TCP_ADD_STATS_USER(net, field, val) SNMP_ADD_STATS_USER((net)->mib.tcp_statistics, field, val)
 
 extern void			tcp_v4_err(struct sk_buff *skb, u32);