* [PATCH] crypto/cnxk: predecrement esn value to be used in session
@ 2022-06-27 8:12 Anoob Joseph
2022-06-28 12:21 ` Akhil Goyal
0 siblings, 1 reply; 2+ messages in thread
From: Anoob Joseph @ 2022-06-27 8:12 UTC (permalink / raw)
To: Akhil Goyal, Jerin Jacob; +Cc: Tejasree Kondoj, dev, Ankur Dwivedi
ESN provided in the session would be the next sequence number to be
used. Hence predecrement the value, so that in datapath, incremented
value will be as expected.
Signed-off-by: Anoob Joseph <anoobj@marvell.com>
---
drivers/crypto/cnxk/cn9k_ipsec.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/crypto/cnxk/cn9k_ipsec.c b/drivers/crypto/cnxk/cn9k_ipsec.c
index cb9cf174a4..6d26b0cc01 100644
--- a/drivers/crypto/cnxk/cn9k_ipsec.c
+++ b/drivers/crypto/cnxk/cn9k_ipsec.c
@@ -41,7 +41,8 @@ cn9k_ipsec_outb_sa_create(struct cnxk_cpt_qp *qp,
/* Initialize lookaside IPsec private data */
sa->dir = RTE_SECURITY_IPSEC_SA_DIR_EGRESS;
- sa->esn = ipsec->esn.value;
+ if (ipsec->esn.value)
+ sa->esn = ipsec->esn.value - 1;
ret = cnxk_ipsec_outb_rlens_get(&sa->rlens, ipsec, crypto_xform);
if (ret)
--
2.25.1
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2022-06-27 8:12 [PATCH] crypto/cnxk: predecrement esn value to be used in session Anoob Joseph
2022-06-28 12:21 ` Akhil Goyal
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