From: Alok Makhariya <alok.makhariya@nxp.com>
Date: Fri, 13 Oct 2017 15:37:30 +0000 (+0530)
Subject: crypto/dpaa_sec: add check for segmented buffer
X-Git-Tag: spdx-start~1210
X-Git-Url: http://git.droids-corp.org/?a=commitdiff_plain;h=cf6f70eea4cbe7ab79e4132cb25fb948cd379318;p=dpdk.git

crypto/dpaa_sec: add check for segmented buffer

The code would crash in case of segmented buffer if no check

Fixes: c3e85bdcc6e6 ("crypto/dpaa_sec: add crypto driver for NXP DPAA platform")

Signed-off-by: Alok Makhariya <alok.makhariya@nxp.com>
Acked-by: Akhil Goyal <akhil.goyal@nxp.com>
---

diff --git a/drivers/crypto/dpaa_sec/dpaa_sec.c b/drivers/crypto/dpaa_sec/dpaa_sec.c
index b54803c845..53f004eae6 100644
--- a/drivers/crypto/dpaa_sec/dpaa_sec.c
+++ b/drivers/crypto/dpaa_sec/dpaa_sec.c
@@ -890,6 +890,13 @@ dpaa_sec_enqueue_op(struct rte_crypto_op *op,  struct dpaa_sec_qp *qp)
 			return ret;
 	}
 
+	/*
+	 * Segmented buffer is not supported.
+	 */
+	if (!rte_pktmbuf_is_contiguous(op->sym->m_src)) {
+		op->status = RTE_CRYPTO_OP_STATUS_ERROR;
+		return -ENOTSUP;
+	}
 	if (is_auth_only(ses)) {
 		cf = build_auth_only(op, ses);
 	} else if (is_cipher_only(ses)) {