[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/netfilter/xt_connmark.c b/net/netfilter/xt_connmark.c
index 3a6e16d..e73fa9b 100644
--- a/net/netfilter/xt_connmark.c
+++ b/net/netfilter/xt_connmark.c
@@ -109,7 +109,7 @@
 }
 #endif /* CONFIG_COMPAT */
 
-static struct xt_match xt_connmark_match[] = {
+static struct xt_match xt_connmark_match[] __read_mostly = {
 	{
 		.name		= "connmark",
 		.family		= AF_INET,