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authorVlad Yasevich <vladislav.yasevich@hp.com>2006-07-21 14:48:26 -0700
committerDavid S. Miller <davem@davemloft.net>2006-07-21 14:48:26 -0700
commitcfdeef3282705a4b872d3559c4e7d2561251363c (patch)
tree09d11c52f22b383284f5beb17e63965a6e9ea78f
parent37fa6878bcd54c25fbe6ebb3da5cf0d3a4bc7a65 (diff)
[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>
-rw-r--r--net/sctp/endpointola.c11
1 files changed, 6 insertions, 5 deletions
diff --git a/net/sctp/endpointola.c b/net/sctp/endpointola.c
index 67bd53070ee..ffda1d68052 100644
--- a/net/sctp/endpointola.c
+++ b/net/sctp/endpointola.c
@@ -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);