[DCCP]: tidy up dccp_v{4,6}_conn_request

This is a code simplification to remove reduplicated code
by concentrating and abstracting shared code.

Detailed Changes:

1 files changed, 3 insertions, 4 deletions

diff --git a/net/dccp/ipv6.c b/net/dccp/ipv6.c
index ed4a50263802..19a4f763099d 100644
--- a/net/dccp/ipv6.c
+++ b/net/dccp/ipv6.c
@@ -427,7 +427,6 @@ static struct sock *dccp_v6_hnd_req(struct sock *sk,struct sk_buff *skb)
 
 static int dccp_v6_conn_request(struct sock *sk, struct sk_buff *skb)
 {
-        struct dccp_sock dp;
         struct request_sock *req;
         struct dccp_request_sock *dreq;
         struct inet6_request_sock *ireq6;
@@ -459,9 +458,10 @@ static int dccp_v6_conn_request(struct sock *sk, struct sk_buff *skb)
         if (req == NULL)
                 goto drop;
 
-        /* FIXME: process options */
+        if (dccp_parse_options(sk, skb))
+                goto drop_and_free;
 
-        dccp_openreq_init(req, &dp, skb);
+        dccp_reqsk_init(req, skb);
 
         if (security_inet_conn_request(sk, skb, req))
                 goto drop_and_free;
@@ -469,7 +469,6 @@ static int dccp_v6_conn_request(struct sock *sk, struct sk_buff *skb)
         ireq6 = inet6_rsk(req);
         ipv6_addr_copy(&ireq6->rmt_addr, &skb->nh.ipv6h->saddr);
         ipv6_addr_copy(&ireq6->loc_addr, &skb->nh.ipv6h->daddr);
-        req->rcv_wnd    = dccp_feat_default_sequence_window;
         ireq6->pktopts  = NULL;
 
         if (ipv6_opt_accepted(sk, skb) ||