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authorDavid S. Miller <davem@davemloft.net>2005-07-08 21:47:49 -0700
committerDavid S. Miller <davem@davemloft.net>2005-07-08 21:47:49 -0700
commit79af02c2538d54ff0dcd3f43646f506207f2ee62 (patch)
tree0e77872e7ac3da31dd5d77f260a9ae391896869d /net/sctp/input.c
parent9c05989bb2264f0fa4fc95f81d2c4e6aa2eaa24d (diff)
[SCTP]: Use struct list_head for chunk lists, not sk_buff_head.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/sctp/input.c')
-rw-r--r--net/sctp/input.c26
1 files changed, 16 insertions, 10 deletions
diff --git a/net/sctp/input.c b/net/sctp/input.c
index 339f7acfdb6..5e085e041a6 100644
--- a/net/sctp/input.c
+++ b/net/sctp/input.c
@@ -115,6 +115,17 @@ static void sctp_rcv_set_owner_r(struct sk_buff *skb, struct sock *sk)
atomic_add(sizeof(struct sctp_chunk),&sk->sk_rmem_alloc);
}
+struct sctp_input_cb {
+ union {
+ struct inet_skb_parm h4;
+#if defined(CONFIG_IPV6) || defined (CONFIG_IPV6_MODULE)
+ struct inet6_skb_parm h6;
+#endif
+ } header;
+ struct sctp_chunk *chunk;
+};
+#define SCTP_INPUT_CB(__skb) ((struct sctp_input_cb *)&((__skb)->cb[0]))
+
/*
* This is the routine which IP calls when receiving an SCTP packet.
*/
@@ -243,6 +254,7 @@ int sctp_rcv(struct sk_buff *skb)
ret = -ENOMEM;
goto discard_release;
}
+ SCTP_INPUT_CB(skb)->chunk = chunk;
sctp_rcv_set_owner_r(skb,sk);
@@ -265,9 +277,9 @@ int sctp_rcv(struct sk_buff *skb)
sctp_bh_lock_sock(sk);
if (sock_owned_by_user(sk))
- sk_add_backlog(sk, (struct sk_buff *) chunk);
+ sk_add_backlog(sk, skb);
else
- sctp_backlog_rcv(sk, (struct sk_buff *) chunk);
+ sctp_backlog_rcv(sk, skb);
/* Release the sock and any reference counts we took in the
* lookup calls.
@@ -302,14 +314,8 @@ discard_release:
*/
int sctp_backlog_rcv(struct sock *sk, struct sk_buff *skb)
{
- struct sctp_chunk *chunk;
- struct sctp_inq *inqueue;
-
- /* One day chunk will live inside the skb, but for
- * now this works.
- */
- chunk = (struct sctp_chunk *) skb;
- inqueue = &chunk->rcvr->inqueue;
+ struct sctp_chunk *chunk = SCTP_INPUT_CB(skb)->chunk;
+ struct sctp_inq *inqueue = &chunk->rcvr->inqueue;
sctp_inq_push(inqueue, chunk);
return 0;