sctp: Increase the counter value of SctpInDataChunkDiscards

PATCH New Shan Wei 1 participant 1 message Jul 5, 2010

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Networking SCTP protocol

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Shan Wei

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2010-07-05 09:17 UTC #0 lore raw

PATCH 1/1 sctp: Increase the counter value of SctpInDataChunkDiscards

The commit ac0b04627269ff16c3c7ab854a65fe6780c6e3e5 has added an item of SctpInDataChunkDiscards for tracing discarded DATA chunk with high tsn, bad stream or dup tsn at ESTABLISHED state.

But at SHUTDOWN-SENT state, this kind of discarded DATA chunk can't be traced. So increase the counter value of SctpInDataChunkDiscards for them.

Signed-off-by Shan Wei <[email protected]>

---
 net/sctp/sm_statefuns.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

net/sctp/sm_statefuns.c +2 -0

index 24b2cd5..1937f0b 100644
@@ -3006,10 +3006,12 @@ sctp_disposition_t sctp_sf_eat_data_fast_4_4(const struct sctp_endpoint *ep,
 	error = sctp_eat_data(asoc, chunk, commands );
 	switch (error) {
 	case SCTP_IERROR_NO_ERROR:
+		break;
 	case SCTP_IERROR_HIGH_TSN:
 	case SCTP_IERROR_DUP_TSN:
 	case SCTP_IERROR_IGNORE_TSN:
 	case SCTP_IERROR_BAD_STREAM:
+		SCTP_INC_STATS(SCTP_MIB_IN_DATA_CHUNK_DISCARDS);
 		break;
 	case SCTP_IERROR_NO_DATA:
 		goto consume;

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1.6.3.3