[IPV6] SYSCTL: complete initialization for sysctl table in subsystem code.

Move initialization bits for subsystem sysctl tables to
appropriate functions.
 - route
 - icmp

Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
diff --git a/net/ipv6/icmp.c b/net/ipv6/icmp.c
index 8f44d49..12c0b85 100644
--- a/net/ipv6/icmp.c
+++ b/net/ipv6/icmp.c
@@ -955,6 +955,10 @@
 	table = kmemdup(ipv6_icmp_table_template,
 			sizeof(ipv6_icmp_table_template),
 			GFP_KERNEL);
+
+	if (table)
+		table[0].data = &net->ipv6.sysctl.icmpv6_time;
+
 	return table;
 }
 #endif