[dpdk-dev] [PATCH 2/2] crypto/dpaa2_sec: fix if check on memory allocation
From: Gagandeep Singh <hidden>
Date: 2021-01-25 08:15:57
Subsystem:
crypto api, the rest · Maintainers:
Herbert Xu, "David S. Miller", Linus Torvalds
When key length is 0, zmalloc will return NULL pointor
and in that case it should not return NOMEM.
So in this patch, adding a check on key length.
Fixes: 8d1f3a5d751b ("crypto/dpaa2_sec: support crypto operation")
Cc: akhil.goyal@nxp.com
---
drivers/crypto/dpaa2_sec/dpaa2_sec_dpseci.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/crypto/dpaa2_sec/dpaa2_sec_dpseci.c b/drivers/crypto/dpaa2_sec/dpaa2_sec_dpseci.c
index cab79db..05b194c 100644
--- a/drivers/crypto/dpaa2_sec/dpaa2_sec_dpseci.c
+++ b/drivers/crypto/dpaa2_sec/dpaa2_sec_dpseci.c@@ -1842,7 +1842,7 @@ dpaa2_sec_cipher_init(struct rte_cryptodev *dev, session->ctxt_type = DPAA2_SEC_CIPHER; session->cipher_key.data = rte_zmalloc(NULL, xform->cipher.key.length, RTE_CACHE_LINE_SIZE); - if (session->cipher_key.data == NULL) { + if (session->cipher_key.data == NULL && xform->cipher.key.length > 0) { DPAA2_SEC_ERR("No Memory for cipher key"); rte_free(priv); return -ENOMEM;
--
2.7.4