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| author | Vlad Yasevich <vladislav.yasevich@hp.com> | 2010-04-30 22:39:26 -0400 |
|---|---|---|
| committer | Vlad Yasevich <vladislav.yasevich@hp.com> | 2010-04-30 22:39:26 -0400 |
| commit | fbdf501c9374966a56829ecca3a7f25d2b49a305 (patch) | |
| tree | f52fae427ba1c58789e1fc2f11a47725ea132f1d /net/sctp/associola.c | |
| parent | bc4f841a05364b2572bcc266e9fd7e9cf5f06d5b (diff) | |
| download | kernel_samsung_smdk4412-fbdf501c9374966a56829ecca3a7f25d2b49a305.zip kernel_samsung_smdk4412-fbdf501c9374966a56829ecca3a7f25d2b49a305.tar.gz kernel_samsung_smdk4412-fbdf501c9374966a56829ecca3a7f25d2b49a305.tar.bz2 | |
sctp: Do no select unconfirmed transports for retransmissions
An unconfirmed transport is one that we have not been
able to reach since the beginning. There is no point in
trying to retrasnmit data on those transports. Also, the
specification forbids it due to security issues.
Reported-by: Frank Schuster <frank.schuster01@web.de>
Signed-off-by: Vlad Yasevich <vladislav.yasevich@hp.com>
Diffstat (limited to 'net/sctp/associola.c')
| -rw-r--r-- | net/sctp/associola.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/net/sctp/associola.c b/net/sctp/associola.c index df5abbf..de830c2 100644 --- a/net/sctp/associola.c +++ b/net/sctp/associola.c @@ -762,7 +762,8 @@ struct sctp_transport *sctp_assoc_add_peer(struct sctp_association *asoc, asoc->peer.retran_path = peer; } - if (asoc->peer.active_path == asoc->peer.retran_path) { + if (asoc->peer.active_path == asoc->peer.retran_path && + peer->state != SCTP_UNCONFIRMED) { asoc->peer.retran_path = peer; } @@ -1318,7 +1319,7 @@ void sctp_assoc_update_retran_path(struct sctp_association *asoc) /* Keep track of the next transport in case * we don't find any active transport. */ - if (!next) + if (t->state != SCTP_UNCONFIRMED && !next) next = t; } } |