dccp: Kill dead code and add static markers.

Remove dead code and make some functions static.
Compile tested only.

Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/dccp/options.c b/net/dccp/options.c
index 9271851..d4b1ae0 100644
--- a/net/dccp/options.c
+++ b/net/dccp/options.c
@@ -369,7 +369,7 @@
 
 EXPORT_SYMBOL_GPL(dccp_insert_option_elapsed_time);
 
-int dccp_insert_option_timestamp(struct sk_buff *skb)
+static int dccp_insert_option_timestamp(struct sk_buff *skb)
 {
 	__be32 now = htonl(dccp_timestamp());
 	/* yes this will overflow but that is the point as we want a
@@ -378,8 +378,6 @@
 	return dccp_insert_option(skb, DCCPO_TIMESTAMP, &now, sizeof(now));
 }
 
-EXPORT_SYMBOL_GPL(dccp_insert_option_timestamp);
-
 static int dccp_insert_option_timestamp_echo(struct dccp_sock *dp,
 					     struct dccp_request_sock *dreq,
 					     struct sk_buff *skb)