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[ICSK]: Introduce inet_csk_clone

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Signed-off-by: Arnaldo Carvalho de Melo <acme@ghostprotocols.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Arnaldo Carvalho de Melo
2005-08-09 20:11:24 -07:00
committed by David S. Miller
parent 3f421baa47
commit 9f1d2604c7
3 changed files with 32 additions and 15 deletions
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25
net/ipv4/inet_connection_sock.c
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@@ -399,3 +399,28 @@ void inet_csk_reqsk_queue_hash_add(struct sock *sk, struct request_sock *req,
}
EXPORT_SYMBOL_GPL(inet_csk_reqsk_queue_hash_add);
struct sock *inet_csk_clone(struct sock *sk, const struct request_sock *req,
const unsigned int __nocast priority)
{
struct sock *newsk = sk_clone(sk, priority);
if (newsk != NULL) {
struct inet_connection_sock *newicsk = inet_csk(newsk);
newsk->sk_state = TCP_SYN_RECV;
newicsk->icsk_bind_hash = NULL;
inet_sk(newsk)->dport = inet_rsk(req)->rmt_port;
newsk->sk_write_space = sk_stream_write_space;
newicsk->icsk_retransmits = 0;
newicsk->icsk_backoff = 0;
/* Deinitialize accept_queue to trap illegal accesses. */
memset(&newicsk->icsk_accept_queue, 0, sizeof(newicsk->icsk_accept_queue));
}
return newsk;
}
EXPORT_SYMBOL_GPL(inet_csk_clone);