[SCTP]: Unhash the endpoint in sctp_endpoint_free().

This prevents a race between the close of a socket and receive of an
incoming packet.

Signed-off-by: Vlad Yasevich <vladislav.yasevich@hp.com>
Signed-off-by: Sridhar Samudrala <sri@us.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Vlad Yasevich 2006-07-21 14:48:26 -07:00 committed by David S. Miller
parent 37fa6878bc
commit cfdeef3282
1 changed files with 6 additions and 5 deletions

View File

@ -158,6 +158,12 @@ void sctp_endpoint_add_asoc(struct sctp_endpoint *ep,
void sctp_endpoint_free(struct sctp_endpoint *ep)
{
ep->base.dead = 1;
ep->base.sk->sk_state = SCTP_SS_CLOSED;
/* Unlink this endpoint, so we can't find it again! */
sctp_unhash_endpoint(ep);
sctp_endpoint_put(ep);
}
@ -166,11 +172,6 @@ static void sctp_endpoint_destroy(struct sctp_endpoint *ep)
{
SCTP_ASSERT(ep->base.dead, "Endpoint is not dead", return);
ep->base.sk->sk_state = SCTP_SS_CLOSED;
/* Unlink this endpoint, so we can't find it again! */
sctp_unhash_endpoint(ep);
/* Free up the HMAC transform. */
sctp_crypto_free_tfm(sctp_sk(ep->base.sk)->hmac);