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authorWei Yongjun <yjwei@cn.fujitsu.com>2008-09-05 08:55:26 +0800
committerVlad Yasevich <vladislav.yasevich@hp.com>2008-10-01 11:34:16 -0400
commit536428a9b9a98495f7ea54ad95cad83e22f1d47d (patch)
treea4a38e61207bf6144945cc5bf23cc78c8fa3bbb4 /net/sctp/sm_statetable.c
parent52cae8f06babf9eed327479c1aa024ce3732f912 (diff)
sctp: Fix to start T5-shutdown-guard timer while enter SHUTDOWN-SENT state
RFC 4960: Section 9.2 The sender of the SHUTDOWN MAY also start an overall guard timer 'T5-shutdown-guard' to bound the overall time for the shutdown sequence. At the expiration of this timer, the sender SHOULD abort the association by sending an ABORT chunk. If the 'T5-shutdown- guard' timer is used, it SHOULD be set to the recommended value of 5 times 'RTO.Max'. The timer 'T5-shutdown-guard' is used to counter the overall time for shutdown sequence, and it's start by the sender of the SHUTDOWN. So timer 'T5-shutdown-guard' should be start when we send the first SHUTDOWN chunk and enter the SHUTDOWN-SENT state, not start when we receipt of the SHUTDOWN primitive and enter SHUTDOWN-PENDING state. If 'T5-shutdown-guard' timer is start at SHUTDOWN-PENDING state, the association may be ABORT while data is still transmitting. Signed-off-by: Wei Yongjun <yjwei@cn.fujitsu.com> Signed-off-by: Vlad Yasevich <vladislav.yasevich@hp.com>
Diffstat (limited to 'net/sctp/sm_statetable.c')
-rw-r--r--net/sctp/sm_statetable.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/sctp/sm_statetable.c b/net/sctp/sm_statetable.c
index d991237fb40..dd4ddc40c0a 100644
--- a/net/sctp/sm_statetable.c
+++ b/net/sctp/sm_statetable.c
@@ -897,7 +897,7 @@ static const sctp_sm_table_entry_t other_event_table[SCTP_NUM_OTHER_TYPES][SCTP_
/* SCTP_STATE_ESTABLISHED */ \
TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
/* SCTP_STATE_SHUTDOWN_PENDING */ \
- TYPE_SCTP_FUNC(sctp_sf_t5_timer_expire), \
+ TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
/* SCTP_STATE_SHUTDOWN_SENT */ \
TYPE_SCTP_FUNC(sctp_sf_t5_timer_expire), \
/* SCTP_STATE_SHUTDOWN_RECEIVED */ \