sctp: Fix the SNMP number of SCTP_MIB_CURRESTAB
RFC3873 defined SCTP_MIB_CURRESTAB: sctpCurrEstab OBJECT-TYPE SYNTAX Gauge32 MAX-ACCESS read-only STATUS current DESCRIPTION "The number of associations for which the current state is either ESTABLISHED, SHUTDOWN-RECEIVED or SHUTDOWN-PENDING." REFERENCE "Section 4 in RFC2960 covers the SCTP Association state diagram." If the T4 RTO timer expires many times(timeout), the association will enter CLOSED state, so we should dec the number of SCTP_MIB_CURRESTAB, not inc the number of SCTP_MIB_CURRESTAB. Signed-off-by: Wei Yongjun <yjwei@cn.fujitsu.com> Signed-off-by: Vlad Yasevich <vladislav.yasevich@hp.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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@ -5436,7 +5436,7 @@ sctp_disposition_t sctp_sf_t4_timer_expire(
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sctp_add_cmd_sf(commands, SCTP_CMD_ASSOC_FAILED,
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SCTP_PERR(SCTP_ERROR_NO_ERROR));
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SCTP_INC_STATS(SCTP_MIB_ABORTEDS);
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SCTP_INC_STATS(SCTP_MIB_CURRESTAB);
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SCTP_DEC_STATS(SCTP_MIB_CURRESTAB);
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return SCTP_DISPOSITION_ABORT;
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}
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