[DCCP]: Allow to parse options on Request Sockets

[pandora-kernel.git] / net / dccp / ipv6.c

diff --git a/net/dccp/ipv6.c b/net/dccp/ipv6.c
index 006a383..f42b75c 100644 (file)
--- a/net/dccp/ipv6.c
+++ b/net/dccp/ipv6.c
@@ -173,7 +173,7 @@ static void dccp_v6_err(struct sk_buff *skb, struct inet6_skb_parm *opt,
 
        icmpv6_err_convert(type, code, &err);
 
-       seq = DCCP_SKB_CB(skb)->dccpd_seq;
+       seq = dccp_hdr_seq(dh);
        /* Might be for an request_sock */
        switch (sk->sk_state) {
                struct request_sock *req, **prev;
@@ -415,11 +415,12 @@ static int dccp_v6_conn_request(struct sock *sk, struct sk_buff *skb)
        if (req == NULL)
                goto drop;
 
-       if (dccp_parse_options(sk, skb))
-               goto drop_and_free;
-
        dccp_reqsk_init(req, skb);
 
+       dreq = dccp_rsk(req);
+       if (dccp_parse_options(sk, dreq, skb))
+               goto drop_and_free;
+
        if (security_inet_conn_request(sk, skb, req))
                goto drop_and_free;
 
@@ -449,7 +450,6 @@ static int dccp_v6_conn_request(struct sock *sk, struct sk_buff *skb)
         *   In fact we defer setting S.GSR, S.SWL, S.SWH to
         *   dccp_create_openreq_child.
         */
-       dreq = dccp_rsk(req);
        dreq->dreq_isr     = dcb->dccpd_seq;
        dreq->dreq_iss     = dccp_v6_init_sequence(skb);
        dreq->dreq_service = service;
@@ -767,10 +767,9 @@ discard:
        return 0;
 }
 
-static int dccp_v6_rcv(struct sk_buff **pskb)
+static int dccp_v6_rcv(struct sk_buff *skb)
 {
        const struct dccp_hdr *dh;
-       struct sk_buff *skb = *pskb;
        struct sock *sk;
        int min_cov;
 
@@ -788,7 +787,7 @@ static int dccp_v6_rcv(struct sk_buff **pskb)
 
        dh = dccp_hdr(skb);
 
-       DCCP_SKB_CB(skb)->dccpd_seq  = dccp_hdr_seq(skb);
+       DCCP_SKB_CB(skb)->dccpd_seq  = dccp_hdr_seq(dh);
        DCCP_SKB_CB(skb)->dccpd_type = dh->dccph_type;
 
        if (dccp_packet_without_ack(skb))
@@ -995,7 +994,7 @@ static int dccp_v6_connect(struct sock *sk, struct sockaddr *uaddr,
        if (final_p)
                ipv6_addr_copy(&fl.fl6_dst, final_p);
 
-       err = __xfrm_lookup(&dst, &fl, sk, 1);
+       err = __xfrm_lookup(&dst, &fl, sk, XFRM_LOOKUP_WAIT);
        if (err < 0) {
                if (err == -EREMOTE)
                        err = ip6_dst_blackhole(sk, &dst, &fl);
@@ -1108,6 +1107,8 @@ static struct timewait_sock_ops dccp6_timewait_sock_ops = {
        .twsk_obj_size  = sizeof(struct dccp6_timewait_sock),
 };
 
+DEFINE_PROTO_INUSE(dccp_v6)
+
 static struct proto dccp_v6_prot = {
        .name              = "DCCPv6",
        .owner             = THIS_MODULE,
@@ -1136,6 +1137,7 @@ static struct proto dccp_v6_prot = {
        .compat_setsockopt = compat_dccp_setsockopt,
        .compat_getsockopt = compat_dccp_getsockopt,
 #endif
+       REF_PROTO_INUSE(dccp_v6)
 };
 
 static struct inet6_protocol dccp_v6_protocol = {
@@ -1220,8 +1222,8 @@ module_exit(dccp_v6_exit);
  * values directly, Also cover the case where the protocol is not specified,
  * i.e. net-pf-PF_INET6-proto-0-type-SOCK_DCCP
  */
-MODULE_ALIAS("net-pf-" __stringify(PF_INET6) "-proto-33-type-6");
-MODULE_ALIAS("net-pf-" __stringify(PF_INET6) "-proto-0-type-6");
+MODULE_ALIAS_NET_PF_PROTO_TYPE(PF_INET6, 33, 6);
+MODULE_ALIAS_NET_PF_PROTO_TYPE(PF_INET6, 0, 6);
 MODULE_LICENSE("GPL");
 MODULE_AUTHOR("Arnaldo Carvalho de Melo <acme@mandriva.com>");
 MODULE_DESCRIPTION("DCCPv6 - Datagram Congestion Controlled Protocol");