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| author | Xin Long <lucien.xin@gmail.com> | 2019-10-08 14:27:33 +0300 |
|---|---|---|
| committer | Jakub Kicinski <jakub.kicinski@netronome.com> | 2019-10-10 03:06:57 +0300 |
| commit | 4b7740324ed86aa4b02cef134da4b79078294d72 (patch) | |
| tree | ea57109b1475923c4f92e4d6f6790d96ceb54464 /net/sctp/ulpevent.c | |
| parent | 75792624783659b6712b8cacb01fc0f04150eebb (diff) | |
| download | linux-4b7740324ed86aa4b02cef134da4b79078294d72.tar.xz | |
sctp: add SCTP_ADDR_ADDED event
A helper sctp_ulpevent_nofity_peer_addr_change() will be extracted
to make peer_addr_change event and enqueue it, and the helper will
be called in sctp_assoc_add_peer() to send SCTP_ADDR_ADDED event.
This event is described in rfc6458#section-6.1.2:
SCTP_ADDR_ADDED: The address is now part of the association.
Signed-off-by: Xin Long <lucien.xin@gmail.com>
Acked-by: Neil Horman <nhorman@tuxdriver.com>
Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com>
Diffstat (limited to 'net/sctp/ulpevent.c')
| -rw-r--r-- | net/sctp/ulpevent.c | 18 |
1 files changed, 17 insertions, 1 deletions
diff --git a/net/sctp/ulpevent.c b/net/sctp/ulpevent.c index e0cc1edf49a0..f07b986ed63e 100644 --- a/net/sctp/ulpevent.c +++ b/net/sctp/ulpevent.c @@ -238,7 +238,7 @@ fail: * When a destination address on a multi-homed peer encounters a change * an interface details event is sent. */ -struct sctp_ulpevent *sctp_ulpevent_make_peer_addr_change( +static struct sctp_ulpevent *sctp_ulpevent_make_peer_addr_change( const struct sctp_association *asoc, const struct sockaddr_storage *aaddr, int flags, int state, int error, gfp_t gfp) @@ -336,6 +336,22 @@ fail: return NULL; } +void sctp_ulpevent_nofity_peer_addr_change(struct sctp_transport *transport, + int state, int error) +{ + struct sctp_association *asoc = transport->asoc; + struct sockaddr_storage addr; + struct sctp_ulpevent *event; + + memset(&addr, 0, sizeof(struct sockaddr_storage)); + memcpy(&addr, &transport->ipaddr, transport->af_specific->sockaddr_len); + + event = sctp_ulpevent_make_peer_addr_change(asoc, &addr, 0, state, + error, GFP_ATOMIC); + if (event) + asoc->stream.si->enqueue_event(&asoc->ulpq, event); +} + /* Create and initialize an SCTP_REMOTE_ERROR notification. * * Note: This assumes that the chunk->skb->data already points to the |