drivers/crypto: fix IPsec TTL decrement option

[dpdk.git] / drivers / crypto / caam_jr / caam_jr.c

diff --git a/drivers/crypto/caam_jr/caam_jr.c b/drivers/crypto/caam_jr/caam_jr.c
index 8c56610..5909eca 100644 (file)
--- a/drivers/crypto/caam_jr/caam_jr.c
+++ b/drivers/crypto/caam_jr/caam_jr.c
@@ -1881,8 +1881,9 @@ caam_jr_set_ipsec_session(__rte_unused struct rte_cryptodev *dev,
                session->encap_pdb.options =
                        (IPVERSION << PDBNH_ESP_ENCAP_SHIFT) |
                        PDBOPTS_ESP_OIHI_PDB_INL |
-                       PDBOPTS_ESP_IVSRC |
-                       PDBHMO_ESP_ENCAP_DTTL;
+                       PDBOPTS_ESP_IVSRC;
+               if (ipsec_xform->options.dec_ttl)
+                       session->encap_pdb.options |= PDBHMO_ESP_ENCAP_DTTL;
                if (ipsec_xform->options.esn)
                        session->encap_pdb.options |= PDBOPTS_ESP_ESN;
                session->encap_pdb.spi = ipsec_xform->spi;