diff options
| author | Shan Wei <shanwei@cn.fujitsu.com> | 2011-04-19 21:30:01 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2011-04-20 01:51:04 -0700 |
| commit | 85c5ed4e44a262344ce43b4bf23204107923ca95 (patch) | |
| tree | 1b494d271d2e08a4f316bbf8cbeb677eed11b939 /net/sctp/input.c | |
| parent | deb85a6ecc432a4f342004a6ac2a0dad7cba6846 (diff) | |
sctp: handle ootb packet in chunk order as defined
Changed the order of processing SHUTDOWN ACK and COOKIE ACK
refer to section 8.4:Handle "Out of the Blue" Packets.
SHUTDOWN ACK chunk should be processed before processing
"Stale Cookie" ERROR or a COOKIE ACK.
Signed-off-by: Wei Yongjun <yjwei@cn.fujitsu.com>
Signed-off-by: Shan Wei <shanwei@cn.fujitsu.com>
Signed-off-by: Vlad Yasevich <vladislav.yasevich@hp.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/sctp/input.c')
| -rw-r--r-- | net/sctp/input.c | 15 |
1 files changed, 0 insertions, 15 deletions
diff --git a/net/sctp/input.c b/net/sctp/input.c index 30cec7732e8..3a8eb79eb78 100644 --- a/net/sctp/input.c +++ b/net/sctp/input.c @@ -661,7 +661,6 @@ static int sctp_rcv_ootb(struct sk_buff *skb) { sctp_chunkhdr_t *ch; __u8 *ch_end; - sctp_errhdr_t *err; ch = (sctp_chunkhdr_t *) skb->data; @@ -697,20 +696,6 @@ static int sctp_rcv_ootb(struct sk_buff *skb) if (SCTP_CID_INIT == ch->type && (void *)ch != skb->data) goto discard; - /* RFC 8.4, 7) If the packet contains a "Stale cookie" ERROR - * or a COOKIE ACK the SCTP Packet should be silently - * discarded. - */ - if (SCTP_CID_COOKIE_ACK == ch->type) - goto discard; - - if (SCTP_CID_ERROR == ch->type) { - sctp_walk_errors(err, ch) { - if (SCTP_ERROR_STALE_COOKIE == err->cause) - goto discard; - } - } - ch = (sctp_chunkhdr_t *) ch_end; } while (ch_end < skb_tail_pointer(skb)); |