[NETFILTER]: x_tables: mark matches and targets __read_mostly

Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/ipv6/netfilter/ip6t_eui64.c b/net/ipv6/netfilter/ip6t_eui64.c
index 2af99fc..34ba150 100644
--- a/net/ipv6/netfilter/ip6t_eui64.c
+++ b/net/ipv6/netfilter/ip6t_eui64.c
@@ -62,7 +62,7 @@
 	return false;
 }
 
-static struct xt_match eui64_match = {
+static struct xt_match eui64_match __read_mostly = {
 	.name		= "eui64",
 	.family		= AF_INET6,
 	.match		= match,