[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/ipv4/netfilter/ipt_SAME.c b/net/ipv4/netfilter/ipt_SAME.c
index 3649fab..3a0d7da 100644
--- a/net/ipv4/netfilter/ipt_SAME.c
+++ b/net/ipv4/netfilter/ipt_SAME.c
@@ -161,7 +161,7 @@
 	return nf_nat_setup_info(ct, &newrange, hooknum);
 }
 
-static struct xt_target same_reg = {
+static struct xt_target same_reg __read_mostly = {
 	.name		= "SAME",
 	.family		= AF_INET,
 	.target		= same_target,