tcp: add net to tcp_mib_init

This one sets TCP MIBs after zeroing them, and thus requires
the net.

The existing single caller can use init_net (temporarily).

Signed-off-by: Pavel Emelyanov <xemul@openvz.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/include/net/tcp.h b/include/net/tcp.h
index 048f8de..b9d0ba6 100644
--- a/include/net/tcp.h
+++ b/include/net/tcp.h
@@ -1024,7 +1024,7 @@
 
 #define TCP_CHECK_TIMER(sk) do { } while (0)
 
-static inline void tcp_mib_init(void)
+static inline void tcp_mib_init(struct net *net)
 {
 	/* See RFC 2012 */
 	TCP_ADD_STATS_USER(TCP_MIB_RTOALGORITHM, 1);