[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_DSCP.c b/net/netfilter/xt_DSCP.c
index ed6b524..798ab73 100644
--- a/net/netfilter/xt_DSCP.c
+++ b/net/netfilter/xt_DSCP.c
@@ -81,7 +81,7 @@
 	return true;
 }
 
-static struct xt_target xt_dscp_target[] = {
+static struct xt_target xt_dscp_target[] __read_mostly = {
 	{
 		.name		= "DSCP",
 		.family		= AF_INET,