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drivers/crypto: fix IPsec TTL decrement option

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dpaa, dpaa2 and caam_jr drivers decrement the inner IP header
TTL for all packets and ignoring the dec_ttl option of SA.

In this patch, using the dec_ttl to decide to decrement the
packets inner IP header TTL or not.

Fixes: 0a23d4b6f4 ("crypto/dpaa2_sec: support protocol offload IPsec")
Fixes: 3e33486f80 ("crypto/caam_jr: add security offload")
Fixes: 1f14d500bc ("crypto/dpaa_sec: support IPsec protocol offload")
Cc: stable@dpdk.org

Signed-off-by: Gagandeep Singh <g.singh@nxp.com>
Acked-by: Akhil Goyal <gakhil@marvell.com>
This commit is contained in:
Gagandeep Singh 2021-11-18 12:30:18 +05:30 committed by Akhil Goyal
parent 150837248f
commit 0aa5986c28
3 changed files with 8 additions and 4 deletions
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5
drivers/crypto/caam_jr/caam_jr.c
View File

@ -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;

3
drivers/crypto/dpaa2_sec/dpaa2_sec_dpseci.c
View File

@ -2935,8 +2935,9 @@ dpaa2_sec_set_ipsec_session(struct rte_cryptodev *dev,
encap_pdb.options = (IPVERSION << PDBNH_ESP_ENCAP_SHIFT) |
PDBOPTS_ESP_OIHI_PDB_INL |
PDBOPTS_ESP_IVSRC |
PDBHMO_ESP_ENCAP_DTTL |
PDBHMO_ESP_SNR;
if (ipsec_xform->options.dec_ttl)
encap_pdb.options |= PDBHMO_ESP_ENCAP_DTTL;
if (ipsec_xform->options.esn)
encap_pdb.options |= PDBOPTS_ESP_ESN;
encap_pdb.spi = ipsec_xform->spi;

4
drivers/crypto/dpaa_sec/dpaa_sec.c
View File

@ -2898,12 +2898,14 @@ dpaa_sec_set_ipsec_session(__rte_unused struct rte_cryptodev *dev,
session->encap_pdb.ip_hdr_len =
sizeof(struct rte_ipv6_hdr);
}
session->encap_pdb.options =
(IPVERSION << PDBNH_ESP_ENCAP_SHIFT) |
PDBOPTS_ESP_OIHI_PDB_INL |
PDBOPTS_ESP_IVSRC |
PDBHMO_ESP_ENCAP_DTTL |
PDBHMO_ESP_SNR;
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;