[PATCH v3 5/7] crypto/dpaa2: fix to check next type for auth or cipher

[Gagandeep Singh]

From: Hemant Agrawal <hemant.agrawal at nxp.com>

This patch add more checks on next type for PDCP cases.

Fixes: 45e019608f31 ("crypto/dpaa2_sec: support integrity only PDCP")
Fixes: a1173d55598c ("crypto/dpaa_sec: support PDCP offload")
Cc: stable at dpdk.org

Signed-off-by: Hemant Agrawal <hemant.agrawal at nxp.com>
---
 drivers/crypto/dpaa2_sec/dpaa2_sec_dpseci.c | 6 ++++--
 drivers/crypto/dpaa_sec/dpaa_sec.c          | 6 ++++--
 2 files changed, 8 insertions(+), 4 deletions(-)

diff --git a/drivers/crypto/dpaa2_sec/dpaa2_sec_dpseci.c b/drivers/crypto/dpaa2_sec/dpaa2_sec_dpseci.c
index 444e1f0043..cb8aaf6446 100644
--- a/drivers/crypto/dpaa2_sec/dpaa2_sec_dpseci.c
+++ b/drivers/crypto/dpaa2_sec/dpaa2_sec_dpseci.c
@@ -3231,13 +3231,15 @@ dpaa2_sec_set_pdcp_session(struct rte_cryptodev *dev,
 	/* find xfrm types */
 	if (xform->type == RTE_CRYPTO_SYM_XFORM_CIPHER) {
 		cipher_xform = &xform->cipher;
-		if (xform->next != NULL) {
+		if (xform->next != NULL &&
+			xform->next->type == RTE_CRYPTO_SYM_XFORM_AUTH) {
 			session->ext_params.aead_ctxt.auth_cipher_text = true;
 			auth_xform = &xform->next->auth;
 		}
 	} else if (xform->type == RTE_CRYPTO_SYM_XFORM_AUTH) {
 		auth_xform = &xform->auth;
-		if (xform->next != NULL) {
+		if (xform->next != NULL &&
+			xform->next->type == RTE_CRYPTO_SYM_XFORM_CIPHER) {
 			session->ext_params.aead_ctxt.auth_cipher_text = false;
 			cipher_xform = &xform->next->cipher;
 		}
diff --git a/drivers/crypto/dpaa_sec/dpaa_sec.c b/drivers/crypto/dpaa_sec/dpaa_sec.c
index 1dedd9eee5..af166252ca 100644
--- a/drivers/crypto/dpaa_sec/dpaa_sec.c
+++ b/drivers/crypto/dpaa_sec/dpaa_sec.c
@@ -2984,11 +2984,13 @@ dpaa_sec_set_pdcp_session(struct rte_cryptodev *dev,
 	/* find xfrm types */
 	if (xform->type == RTE_CRYPTO_SYM_XFORM_CIPHER) {
 		cipher_xform = &xform->cipher;
-		if (xform->next != NULL)
+		if (xform->next != NULL &&
+			xform->next->type == RTE_CRYPTO_SYM_XFORM_AUTH)
 			auth_xform = &xform->next->auth;
 	} else if (xform->type == RTE_CRYPTO_SYM_XFORM_AUTH) {
 		auth_xform = &xform->auth;
-		if (xform->next != NULL)
+		if (xform->next != NULL &&
+			xform->next->type == RTE_CRYPTO_SYM_XFORM_CIPHER)
 			cipher_xform = &xform->next->cipher;
 	} else {
 		DPAA_SEC_ERR("Invalid crypto type");
-- 
2.25.1