When a sequence is received in response to an exchange we issued previously,
we should check to see if the exchange has completed. If yes, the sequence
should be discarded. Since the exchange might be still in the completion
process, it should be untouched.
---
drivers/scsi/libfc/fc_exch.c | 4 ++++
1 files changed, 4 insertions(+), 0 deletions(-)
diff --git a/drivers/scsi/libfc/fc_exch.c b/drivers/scsi/libfc/fc_exch.c
index 8c40189..4b43dab 100644
--- a/drivers/scsi/libfc/fc_exch.c
+++ b/drivers/scsi/libfc/fc_exch.c
@@ -1172,6 +1172,10 @@ static void fc_exch_recv_seq_resp(struct fc_exch_mgr
*mp, struct fc_frame *fp)
atomic_inc(&mp->stats.xid_not_found);
goto out;
}
+ if (ep->esb_stat & ESB_ST_COMPLETE) {
+ atomic_inc(&mp->stats.xid_not_found);
+ goto out;
+ }
if (ep->rxid == FC_XID_UNKNOWN)
ep->rxid = ntohs(fh->fh_rx_id);
if (ep->sid != 0 && ep->sid != ntoh24(fh->fh_d_id)) {
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