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| author | Jonas Falkevik <jonas.falkevik@gmail.com> | 2020-05-27 12:56:40 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2020-05-28 22:47:02 +0300 |
| commit | 45ebf73ebcec88a34a778f5feaa0b82b1c76069e (patch) | |
| tree | eb6b94a17294dc3d1c0c0946d8bf68e6827baf60 /net/sctp/ulpevent.c | |
| parent | a068aab42258e25094bc2c159948d263ed7d7a77 (diff) | |
| download | linux-45ebf73ebcec88a34a778f5feaa0b82b1c76069e.tar.xz | |
sctp: check assoc before SCTP_ADDR_{MADE_PRIM, ADDED} event
Make sure SCTP_ADDR_{MADE_PRIM,ADDED} are sent only for associations
that have been established.
These events are described in rfc6458#section-6.1
SCTP_PEER_ADDR_CHANGE:
This tag indicates that an address that is
part of an existing association has experienced a change of
state (e.g., a failure or return to service of the reachability
of an endpoint via a specific transport address).
Signed-off-by: Jonas Falkevik <jonas.falkevik@gmail.com>
Acked-by: Marcelo Ricardo Leitner <marcelo.leitner@gmail.com>
Reviewed-by: Xin Long <lucien.xin@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/sctp/ulpevent.c')
| -rw-r--r-- | net/sctp/ulpevent.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/net/sctp/ulpevent.c b/net/sctp/ulpevent.c index c82dbdcf13f2..77d5c36a8991 100644 --- a/net/sctp/ulpevent.c +++ b/net/sctp/ulpevent.c @@ -343,6 +343,9 @@ void sctp_ulpevent_nofity_peer_addr_change(struct sctp_transport *transport, struct sockaddr_storage addr; struct sctp_ulpevent *event; + if (asoc->state < SCTP_STATE_ESTABLISHED) + return; + memset(&addr, 0, sizeof(struct sockaddr_storage)); memcpy(&addr, &transport->ipaddr, transport->af_specific->sockaddr_len); |