diff --git a/net/dccp/dccp.h b/net/dccp/dccp.h
index a10a61a..3ccef1b 100644
--- a/net/dccp/dccp.h
+++ b/net/dccp/dccp.h
@@ -446,16 +446,12 @@
 
 extern int dccp_insert_options(struct sock *sk, struct sk_buff *skb);
 extern int dccp_insert_options_rsk(struct dccp_request_sock*, struct sk_buff*);
-extern int dccp_insert_option_elapsed_time(struct sock *sk,
-					    struct sk_buff *skb,
-					    u32 elapsed_time);
+extern int dccp_insert_option_elapsed_time(struct sk_buff *skb, u32 elapsed);
 extern u32 dccp_timestamp(void);
 extern void dccp_timestamping_init(void);
-extern int dccp_insert_option_timestamp(struct sock *sk,
-					 struct sk_buff *skb);
-extern int dccp_insert_option(struct sock *sk, struct sk_buff *skb,
-			       unsigned char option,
-			       const void *value, unsigned char len);
+extern int dccp_insert_option_timestamp(struct sk_buff *skb);
+extern int dccp_insert_option(struct sk_buff *skb, unsigned char option,
+			      const void *value, unsigned char len);
 
 #ifdef CONFIG_SYSCTL
 extern int dccp_sysctl_init(void);