[DCCP]: Fix Oops in DCCPv6

[~andy/linux] / net / dccp / ipv4.c

diff --git a/net/dccp/ipv4.c b/net/dccp/ipv4.c
index bf692c1c116f69a1384d7124c03212ee2d504ebb..aaaf4d09516b0d5dc218ccee0cbcef4933244f0d 100644 (file)
--- a/net/dccp/ipv4.c
+++ b/net/dccp/ipv4.c
@@ -311,7 +311,7 @@ static void dccp_v4_err(struct sk_buff *skb, u32 info)
        }
 
        if (sk->sk_state == DCCP_TIME_WAIT) {
-               inet_twsk_put((struct inet_timewait_sock *)sk);
+               inet_twsk_put(inet_twsk(sk));
                return;
        }
 
@@ -449,6 +449,8 @@ static inline u64 dccp_v4_init_sequence(const struct sock *sk,
                                           dccp_hdr(skb)->dccph_sport);
 }
 
+static struct request_sock_ops dccp_request_sock_ops;
+
 int dccp_v4_conn_request(struct sock *sk, struct sk_buff *skb)
 {
        struct inet_request_sock *ireq;
@@ -489,7 +491,7 @@ int dccp_v4_conn_request(struct sock *sk, struct sk_buff *skb)
        if (sk_acceptq_is_full(sk) && inet_csk_reqsk_queue_young(sk) > 1)
                goto drop;
 
-       req = reqsk_alloc(sk->sk_prot->rsk_prot);
+       req = reqsk_alloc(&dccp_request_sock_ops);
        if (req == NULL)
                goto drop;
 
@@ -614,7 +616,7 @@ static struct sock *dccp_v4_hnd_req(struct sock *sk, struct sk_buff *skb)
                        bh_lock_sock(nsk);
                        return nsk;
                }
-               inet_twsk_put((struct inet_timewait_sock *)nsk);
+               inet_twsk_put(inet_twsk(nsk));
                return NULL;
        }
 
@@ -980,7 +982,7 @@ discard_and_relse:
        goto discard_it;
 
 do_time_wait:
-       inet_twsk_put((struct inet_timewait_sock *)sk);
+       inet_twsk_put(inet_twsk(sk));
        goto no_dccp_socket;
 }