diff options
| author | David S. Miller <davem@davemloft.net> | 2017-05-24 15:21:05 -0400 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2017-05-24 15:21:05 -0400 |
| commit | 11d3c949b4ca37124fcace1ee3a5c2db0737a268 (patch) | |
| tree | 8114c09b85e08d5eb69bbfbe40b0c2cd29ce1d0f | |
| parent | 12e8b570e732eaa5eae3a2895ba3fbcf91bde2b4 (diff) | |
| parent | 7e06297768886337707f5833942b3bd524a6d3d5 (diff) | |
Merge branch 'sctp-dupcookie-fixes'
Xin Long says:
====================
sctp: a bunch of fixes for processing dupcookie
After introducing transport hashtable and per stream info into sctp,
some regressions were caused when processing dupcookie, this patchset
is to fix them.
====================
Signed-off-by: David S. Miller <davem@davemloft.net>
| -rw-r--r-- | net/sctp/associola.c | 4 | ||||
| -rw-r--r-- | net/sctp/sm_make_chunk.c | 13 | ||||
| -rw-r--r-- | net/sctp/sm_statefuns.c | 3 |
3 files changed, 10 insertions, 10 deletions
diff --git a/net/sctp/associola.c b/net/sctp/associola.c index a9708da28eb5..95238284c422 100644 --- a/net/sctp/associola.c +++ b/net/sctp/associola.c @@ -1176,7 +1176,9 @@ void sctp_assoc_update(struct sctp_association *asoc, asoc->ctsn_ack_point = asoc->next_tsn - 1; asoc->adv_peer_ack_point = asoc->ctsn_ack_point; - if (!asoc->stream) { + + if (sctp_state(asoc, COOKIE_WAIT)) { + sctp_stream_free(asoc->stream); asoc->stream = new->stream; new->stream = NULL; } diff --git a/net/sctp/sm_make_chunk.c b/net/sctp/sm_make_chunk.c index 8a08f13469c4..92e332e17391 100644 --- a/net/sctp/sm_make_chunk.c +++ b/net/sctp/sm_make_chunk.c @@ -2454,16 +2454,11 @@ int sctp_process_init(struct sctp_association *asoc, struct sctp_chunk *chunk, * stream sequence number shall be set to 0. */ - /* Allocate storage for the negotiated streams if it is not a temporary - * association. - */ - if (!asoc->temp) { - if (sctp_stream_init(asoc, gfp)) - goto clean_up; + if (sctp_stream_init(asoc, gfp)) + goto clean_up; - if (sctp_assoc_set_id(asoc, gfp)) - goto clean_up; - } + if (!asoc->temp && sctp_assoc_set_id(asoc, gfp)) + goto clean_up; /* ADDIP Section 4.1 ASCONF Chunk Procedures * diff --git a/net/sctp/sm_statefuns.c b/net/sctp/sm_statefuns.c index 4f5e6cfc7f60..f863b5573e42 100644 --- a/net/sctp/sm_statefuns.c +++ b/net/sctp/sm_statefuns.c @@ -2088,6 +2088,9 @@ sctp_disposition_t sctp_sf_do_5_2_4_dupcook(struct net *net, } } + /* Set temp so that it won't be added into hashtable */ + new_asoc->temp = 1; + /* Compare the tie_tag in cookie with the verification tag of * current association. */ |