[v3,2/2] crypto/dpaa_sec: improve error handling

Message ID 20200509222259.22510-2-akhil.goyal@nxp.com (mailing list archive)
State Accepted, archived
Delegated to: akhil goyal
Headers
Series [v3,1/2] crypto/dpaa2_sec: improve error handling |

Checks

Context Check Description
ci/checkpatch success coding style OK
ci/Intel-compilation success Compilation OK

Commit Message

Akhil Goyal May 9, 2020, 10:22 p.m. UTC
  The return values in cases of errors were not
specified properly. With this patch appropriate
error numbers are returned.

Signed-off-by: Akhil Goyal <akhil.goyal@nxp.com>
---
Changes in v3: some return values were missed. It is now updated

 drivers/crypto/dpaa_sec/dpaa_sec.c | 46 ++++++++++++++++--------------
 1 file changed, 25 insertions(+), 21 deletions(-)
  

Comments

Hemant Agrawal May 11, 2020, 6:14 a.m. UTC | #1
Acked-by: Hemant Agrawal <hemant.agrawal@nxp.com>
  

Patch

diff --git a/drivers/crypto/dpaa_sec/dpaa_sec.c b/drivers/crypto/dpaa_sec/dpaa_sec.c
index 097ab8de9..25dcbd259 100644
--- a/drivers/crypto/dpaa_sec/dpaa_sec.c
+++ b/drivers/crypto/dpaa_sec/dpaa_sec.c
@@ -2047,7 +2047,7 @@  dpaa_sec_cipher_init(struct rte_cryptodev *dev __rte_unused,
 	default:
 		DPAA_SEC_ERR("Crypto: Undefined Cipher specified %u",
 			      xform->cipher.algo);
-		return -1;
+		return -ENOTSUP;
 	}
 	session->dir = (xform->cipher.op == RTE_CRYPTO_CIPHER_OP_ENCRYPT) ?
 			DIR_ENC : DIR_DEC;
@@ -2114,7 +2114,7 @@  dpaa_sec_auth_init(struct rte_cryptodev *dev __rte_unused,
 	default:
 		DPAA_SEC_ERR("Crypto: Unsupported Auth specified %u",
 			      xform->auth.algo);
-		return -1;
+		return -ENOTSUP;
 	}
 
 	session->dir = (xform->auth.op == RTE_CRYPTO_AUTH_OP_GENERATE) ?
@@ -2149,7 +2149,7 @@  dpaa_sec_chain_init(struct rte_cryptodev *dev __rte_unused,
 					       RTE_CACHE_LINE_SIZE);
 	if (session->cipher_key.data == NULL && cipher_xform->key.length > 0) {
 		DPAA_SEC_ERR("No Memory for cipher key");
-		return -1;
+		return -ENOMEM;
 	}
 	session->cipher_key.length = cipher_xform->key.length;
 	session->auth_key.data = rte_zmalloc(NULL, auth_xform->key.length,
@@ -2195,7 +2195,7 @@  dpaa_sec_chain_init(struct rte_cryptodev *dev __rte_unused,
 	default:
 		DPAA_SEC_ERR("Crypto: Unsupported Auth specified %u",
 			      auth_xform->algo);
-		return -1;
+		return -ENOTSUP;
 	}
 
 	session->cipher_alg = cipher_xform->algo;
@@ -2216,7 +2216,7 @@  dpaa_sec_chain_init(struct rte_cryptodev *dev __rte_unused,
 	default:
 		DPAA_SEC_ERR("Crypto: Undefined Cipher specified %u",
 			      cipher_xform->algo);
-		return -1;
+		return -ENOTSUP;
 	}
 	session->dir = (cipher_xform->op == RTE_CRYPTO_CIPHER_OP_ENCRYPT) ?
 				DIR_ENC : DIR_DEC;
@@ -2252,7 +2252,7 @@  dpaa_sec_aead_init(struct rte_cryptodev *dev __rte_unused,
 		break;
 	default:
 		DPAA_SEC_ERR("unsupported AEAD alg %d", session->aead_alg);
-		return -ENOMEM;
+		return -ENOTSUP;
 	}
 
 	session->dir = (xform->aead.op == RTE_CRYPTO_AEAD_OP_ENCRYPT) ?
@@ -2303,7 +2303,7 @@  dpaa_sec_attach_sess_q(struct dpaa_sec_qp *qp, dpaa_sec_session *sess)
 	ret = dpaa_sec_prep_cdb(sess);
 	if (ret) {
 		DPAA_SEC_ERR("Unable to prepare sec cdb");
-		return -1;
+		return ret;
 	}
 	if (unlikely(!RTE_PER_LCORE(dpaa_io))) {
 		ret = rte_dpaa_portal_init((void *)0);
@@ -2378,7 +2378,7 @@  dpaa_sec_set_session_parameters(struct rte_cryptodev *dev,
 				ret = dpaa_sec_chain_init(dev, xform, session);
 		} else {
 			DPAA_SEC_ERR("Not supported: Auth then Cipher");
-			return -EINVAL;
+			return -ENOTSUP;
 		}
 	/* Authenticate then Cipher */
 	} else if (xform->type == RTE_CRYPTO_SYM_XFORM_AUTH &&
@@ -2394,7 +2394,7 @@  dpaa_sec_set_session_parameters(struct rte_cryptodev *dev,
 				ret = dpaa_sec_chain_init(dev, xform, session);
 		} else {
 			DPAA_SEC_ERR("Not supported: Auth then Cipher");
-			return -EINVAL;
+			return -ENOTSUP;
 		}
 
 	/* AEAD operation for AES-GCM kind of Algorithms */
@@ -2417,6 +2417,7 @@  dpaa_sec_set_session_parameters(struct rte_cryptodev *dev,
 		if (session->inq[i] == NULL) {
 			DPAA_SEC_ERR("unable to attach sec queue");
 			rte_spinlock_unlock(&internals->lock);
+			ret = -EBUSY;
 			goto err1;
 		}
 	}
@@ -2426,7 +2427,7 @@  dpaa_sec_set_session_parameters(struct rte_cryptodev *dev,
 
 err1:
 	free_session_data(session);
-	return -EINVAL;
+	return ret;
 }
 
 static int
@@ -2506,7 +2507,7 @@  dpaa_sec_ipsec_aead_init(struct rte_crypto_aead_xform *aead_xform,
 					       RTE_CACHE_LINE_SIZE);
 	if (session->aead_key.data == NULL && aead_xform->key.length > 0) {
 		DPAA_SEC_ERR("No Memory for aead key");
-		return -1;
+		return -ENOMEM;
 	}
 	memcpy(session->aead_key.data, aead_xform->key.data,
 	       aead_xform->key.length);
@@ -2529,7 +2530,7 @@  dpaa_sec_ipsec_aead_init(struct rte_crypto_aead_xform *aead_xform,
 		default:
 			DPAA_SEC_ERR("Crypto: Undefined GCM digest %d",
 				     session->digest_length);
-			return -1;
+			return -EINVAL;
 		}
 		if (session->dir == DIR_ENC) {
 			memcpy(session->encap_pdb.gcm.salt,
@@ -2544,7 +2545,7 @@  dpaa_sec_ipsec_aead_init(struct rte_crypto_aead_xform *aead_xform,
 	default:
 		DPAA_SEC_ERR("Crypto: Undefined AEAD specified %u",
 			      aead_xform->algo);
-		return -1;
+		return -ENOTSUP;
 	}
 	return 0;
 }
@@ -2641,11 +2642,11 @@  dpaa_sec_ipsec_proto_init(struct rte_crypto_cipher_xform *cipher_xform,
 	case RTE_CRYPTO_AUTH_ZUC_EIA3:
 		DPAA_SEC_ERR("Crypto: Unsupported auth alg %u",
 			      session->auth_alg);
-		return -1;
+		return -ENOTSUP;
 	default:
 		DPAA_SEC_ERR("Crypto: Undefined Auth specified %u",
 			      session->auth_alg);
-		return -1;
+		return -ENOTSUP;
 	}
 
 	switch (session->cipher_alg) {
@@ -2678,11 +2679,11 @@  dpaa_sec_ipsec_proto_init(struct rte_crypto_cipher_xform *cipher_xform,
 	case RTE_CRYPTO_CIPHER_KASUMI_F8:
 		DPAA_SEC_ERR("Crypto: Unsupported Cipher alg %u",
 			      session->cipher_alg);
-		return -1;
+		return -ENOTSUP;
 	default:
 		DPAA_SEC_ERR("Crypto: Undefined Cipher specified %u",
 			      session->cipher_alg);
-		return -1;
+		return -ENOTSUP;
 	}
 
 	return 0;
@@ -2857,6 +2858,7 @@  dpaa_sec_set_pdcp_session(struct rte_cryptodev *dev,
 	dpaa_sec_session *session = (dpaa_sec_session *)sess;
 	struct dpaa_sec_dev_private *dev_priv = dev->data->dev_private;
 	uint32_t i;
+	int ret;
 
 	PMD_INIT_FUNC_TRACE();
 
@@ -2896,7 +2898,7 @@  dpaa_sec_set_pdcp_session(struct rte_cryptodev *dev,
 		default:
 			DPAA_SEC_ERR("Crypto: Undefined Cipher specified %u",
 				      session->cipher_alg);
-			return -1;
+			return -EINVAL;
 		}
 
 		session->cipher_key.data = rte_zmalloc(NULL,
@@ -2925,6 +2927,7 @@  dpaa_sec_set_pdcp_session(struct rte_cryptodev *dev,
 		    pdcp_xform->sn_size != RTE_SECURITY_PDCP_SN_SIZE_12) {
 			DPAA_SEC_ERR(
 				"PDCP Seq Num size should be 5/12 bits for cmode");
+			ret = -EINVAL;
 			goto out;
 		}
 	}
@@ -2947,7 +2950,7 @@  dpaa_sec_set_pdcp_session(struct rte_cryptodev *dev,
 			DPAA_SEC_ERR("Crypto: Unsupported auth alg %u",
 				      session->auth_alg);
 			rte_free(session->cipher_key.data);
-			return -1;
+			return -EINVAL;
 		}
 		session->auth_key.data = rte_zmalloc(NULL,
 						     auth_xform->key.length,
@@ -2982,6 +2985,7 @@  dpaa_sec_set_pdcp_session(struct rte_cryptodev *dev,
 		if (session->inq[i] == NULL) {
 			DPAA_SEC_ERR("unable to attach sec queue");
 			rte_spinlock_unlock(&dev_priv->lock);
+			ret = -EBUSY;
 			goto out;
 		}
 	}
@@ -2991,7 +2995,7 @@  dpaa_sec_set_pdcp_session(struct rte_cryptodev *dev,
 	rte_free(session->auth_key.data);
 	rte_free(session->cipher_key.data);
 	memset(session, 0, sizeof(dpaa_sec_session));
-	return -1;
+	return ret;
 }
 
 static int
@@ -3242,7 +3246,7 @@  dpaa_sec_eventq_attach(const struct rte_cryptodev *dev,
 		break;
 	case RTE_SCHED_TYPE_ORDERED:
 		DPAA_SEC_ERR("Ordered queue schedule type is not supported\n");
-		return -1;
+		return -ENOTSUP;
 	default:
 		opts.fqd.fq_ctrl |= QM_FQCTRL_AVOIDBLOCK;
 		qp->outq.cb.dqrr_dpdk_cb = dpaa_sec_process_parallel_event;