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| author | Vlad Yasevich <vladislav.yasevich@hp.com> | 2007-01-15 19:15:45 -0800 |
|---|---|---|
| committer | David S. Miller <davem@sunset.davemloft.net> | 2007-01-23 20:25:45 -0800 |
| commit | d023f629451ace6f37eb5d2cf29ddd24497c91dc (patch) | |
| tree | 71a0ccd972f8365b9be17e6221100c5e767b7a74 /net/sctp/sm_make_chunk.c | |
| parent | ebdfcad4dc2a6851f75fac0a3315046cbd9c4410 (diff) | |
| download | blackbird-op-linux-d023f629451ace6f37eb5d2cf29ddd24497c91dc.tar.gz blackbird-op-linux-d023f629451ace6f37eb5d2cf29ddd24497c91dc.zip | |
[SCTP]: Verify some mandatory parameters.
Verify init_tag and a_rwnd mandatory parameters in INIT and
INIT-ACK chunks.
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/sm_make_chunk.c')
| -rw-r--r-- | net/sctp/sm_make_chunk.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/net/sctp/sm_make_chunk.c b/net/sctp/sm_make_chunk.c index ea0f8fac3f01..0b1ddb1005ac 100644 --- a/net/sctp/sm_make_chunk.c +++ b/net/sctp/sm_make_chunk.c @@ -1775,7 +1775,9 @@ int sctp_verify_init(const struct sctp_association *asoc, /* Verify stream values are non-zero. */ if ((0 == peer_init->init_hdr.num_outbound_streams) || - (0 == peer_init->init_hdr.num_inbound_streams)) { + (0 == peer_init->init_hdr.num_inbound_streams) || + (0 == peer_init->init_hdr.init_tag) || + (SCTP_DEFAULT_MINWINDOW > ntohl(peer_init->init_hdr.a_rwnd))) { sctp_process_inv_mandatory(asoc, chunk, errp); return 0; |
