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From: Tejasree Kondoj <ktejasree@marvell.com>
To: Akhil Goyal <gakhil@marvell.com>
Cc: Anoob Joseph <anoobj@marvell.com>,
	Aakash Sasidharan <asasidharan@marvell.com>,
	Gowrishankar Muthukrishnan <gmuthukrishn@marvell.com>,
	Vidya Sagar Velumuri <vvelumuri@marvell.com>, <dev@dpdk.org>
Subject: [PATCH v3 1/8] crypto/cnxk: check for null pointer
Date: Tue, 20 Jun 2023 15:50:59 +0530	[thread overview]
Message-ID: <20230620102106.3970544-2-ktejasree@marvell.com> (raw)
In-Reply-To: <20230620102106.3970544-1-ktejasree@marvell.com>

Checking for NULL pointer dereference.

Signed-off-by: Tejasree Kondoj <ktejasree@marvell.com>
---
 drivers/crypto/cnxk/cnxk_se.h | 14 ++++++++------
 1 file changed, 8 insertions(+), 6 deletions(-)

diff --git a/drivers/crypto/cnxk/cnxk_se.h b/drivers/crypto/cnxk/cnxk_se.h
index c66ab80749..a85e4c5170 100644
--- a/drivers/crypto/cnxk/cnxk_se.h
+++ b/drivers/crypto/cnxk/cnxk_se.h
@@ -2185,12 +2185,14 @@ fill_sess_auth(struct rte_crypto_sym_xform *xform, struct cnxk_se_sess *sess)
 
 	if (zsk_flag && sess->roc_se_ctx.auth_then_ciph) {
 		struct rte_crypto_cipher_xform *c_form;
-		c_form = &xform->next->cipher;
-		if (c_form->op != RTE_CRYPTO_CIPHER_OP_ENCRYPT &&
-		    a_form->op != RTE_CRYPTO_AUTH_OP_GENERATE) {
-			plt_dp_err("Crypto: PDCP auth then cipher must use"
-				   " options: encrypt and generate");
-			return -EINVAL;
+		if (xform->next != NULL) {
+			c_form = &xform->next->cipher;
+			if ((c_form != NULL) && (c_form->op != RTE_CRYPTO_CIPHER_OP_ENCRYPT) &&
+			    a_form->op != RTE_CRYPTO_AUTH_OP_GENERATE) {
+				plt_dp_err("Crypto: PDCP auth then cipher must use"
+					   " options: encrypt and generate");
+				return -EINVAL;
+			}
 		}
 	}
 
-- 
2.25.1


  reply	other threads:[~2023-06-20 10:21 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-06-20 10:20 [PATCH v3 0/8] fixes and improvements to CNXK crypto PMD Tejasree Kondoj
2023-06-20 10:20 ` Tejasree Kondoj [this message]
2023-06-20 10:21 ` [PATCH v3 2/8] crypto/cnxk: remove packet length checks in crypto offload Tejasree Kondoj
2023-06-20 10:21 ` [PATCH v3 3/8] crypto/cnxk: use pt inst for null cipher with null auth Tejasree Kondoj
2023-06-20 10:21 ` [PATCH v3 4/8] crypto/cnxk: enable context cache for 103XX Tejasree Kondoj
2023-06-20 10:21 ` [PATCH v3 5/8] crypto/cnxk: add support for raw APIs Tejasree Kondoj
2023-06-23 14:25   ` Thomas Monjalon
2023-06-20 10:21 ` [PATCH v3 6/8] test/crypto: enable raw crypto tests for crypto_cn10k Tejasree Kondoj
2023-06-20 10:21 ` [PATCH v3 7/8] crypto/cnxk: add support for sm4 Tejasree Kondoj
2023-06-20 10:21 ` [PATCH v3 8/8] crypto/cnxk: fix order of ECFPM parameters Tejasree Kondoj
2023-06-20 10:26 ` [PATCH v3 0/8] fixes and improvements to CNXK crypto PMD Akhil Goyal

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