[DCCP]: ditch dccp_v[46]_ctl_send_ack

Merging it with its only user: dccp_v[46]_reqsk_send_ack.
Signed-off-by: Arnaldo Carvalho de Melo <acme@mandriva.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

net/dccp/ipv4.c

@@ -197,7 +197,8 @@ static inline void dccp_do_pmtu_discovery(struct sock *sk,
 	} /* else let the usual retransmit timer handle it */
 }
 
-static void dccp_v4_ctl_send_ack(struct sk_buff *rxskb)
+static void dccp_v4_reqsk_send_ack(struct sk_buff *rxskb,
+				   struct request_sock *req)
 {
 	int err;
 	struct dccp_hdr *rxdh = dccp_hdr(rxskb), *dh;
@@ -245,12 +246,6 @@ static void dccp_v4_ctl_send_ack(struct sk_buff *rxskb)
 	}
 }
 
-static void dccp_v4_reqsk_send_ack(struct sk_buff *skb,
-				   struct request_sock *req)
-{
-	dccp_v4_ctl_send_ack(skb);
-}
-
 static int dccp_v4_send_response(struct sock *sk, struct request_sock *req,
 				 struct dst_entry *dst)
 {

net/dccp/ipv6.c

@@ -580,7 +580,8 @@ static void dccp_v6_ctl_send_reset(struct sk_buff *rxskb)
 	kfree_skb(skb);
 }
 
-static void dccp_v6_ctl_send_ack(struct sk_buff *rxskb)
+static void dccp_v6_reqsk_send_ack(struct sk_buff *rxskb,
+				   struct request_sock *req)
 {
 	struct flowi fl;
 	struct dccp_hdr *rxdh = dccp_hdr(rxskb), *dh;
@@ -633,12 +634,6 @@ static void dccp_v6_ctl_send_ack(struct sk_buff *rxskb)
 	kfree_skb(skb);
 }
 
-static void dccp_v6_reqsk_send_ack(struct sk_buff *skb,
-				   struct request_sock *req)
-{
-	dccp_v6_ctl_send_ack(skb);
-}
-
 static struct sock *dccp_v6_hnd_req(struct sock *sk,struct sk_buff *skb)
 {
 	const struct dccp_hdr *dh = dccp_hdr(skb);