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| author | Vlad Yasevich <vladislav.yasevich@hp.com> | 2006-07-21 14:48:26 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2006-07-21 14:48:26 -0700 |
| commit | cfdeef3282705a4b872d3559c4e7d2561251363c (patch) | |
| tree | 09d11c52f22b383284f5beb17e63965a6e9ea78f /net/sctp | |
| parent | 37fa6878bcd54c25fbe6ebb3da5cf0d3a4bc7a65 (diff) | |
| download | linux-cfdeef3282705a4b872d3559c4e7d2561251363c.tar.gz linux-cfdeef3282705a4b872d3559c4e7d2561251363c.tar.bz2 linux-cfdeef3282705a4b872d3559c4e7d2561251363c.zip | |
[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>
Diffstat (limited to 'net/sctp')
| -rw-r--r-- | net/sctp/endpointola.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/net/sctp/endpointola.c b/net/sctp/endpointola.c index 67bd53070ee0..ffda1d680529 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); |