From: Sergio Gonzalez Monroy <sergio.gonzalez.monroy@intel.com>
Date: Fri, 30 Jun 2017 07:56:03 +0000 (+0100)
Subject: app/crypto-perf: fix digest data for chained mbufs
X-Git-Tag: spdx-start~2701
X-Git-Url: http://git.droids-corp.org/?a=commitdiff_plain;h=b9bdd5934de39719448baac6e6a22bab3974c4a1;p=dpdk.git

app/crypto-perf: fix digest data for chained mbufs

Use corect mbuf segment for chained mbufs.

Fixes: f8be1786b1b8 ("app/crypto-perf: introduce performance test application")
Cc: stable@dpdk.org

Signed-off-by: Sergio Gonzalez Monroy <sergio.gonzalez.monroy@intel.com>
Acked-by: Fiona Trahe <fiona.trahe@intel.com>
---

diff --git a/app/test-crypto-perf/cperf_ops.c b/app/test-crypto-perf/cperf_ops.c
index c2c3db572f..17df2eb469 100644
--- a/app/test-crypto-perf/cperf_ops.c
+++ b/app/test-crypto-perf/cperf_ops.c
@@ -151,14 +151,13 @@ cperf_set_ops_auth(struct rte_crypto_op **ops,
 			if (options->out_of_place) {
 				buf =  bufs_out[i];
 			} else {
-				buf =  bufs_in[i];
-
-				tbuf = buf;
+				tbuf =  bufs_in[i];
 				while ((tbuf->next != NULL) &&
 						(offset >= tbuf->data_len)) {
 					offset -= tbuf->data_len;
 					tbuf = tbuf->next;
 				}
+				buf = tbuf;
 			}
 
 			sym_op->auth.digest.data = rte_pktmbuf_mtod_offset(buf,
@@ -230,14 +229,13 @@ cperf_set_ops_cipher_auth(struct rte_crypto_op **ops,
 			if (options->out_of_place) {
 				buf =  bufs_out[i];
 			} else {
-				buf =  bufs_in[i];
-
-				tbuf = buf;
+				tbuf =  bufs_in[i];
 				while ((tbuf->next != NULL) &&
 						(offset >= tbuf->data_len)) {
 					offset -= tbuf->data_len;
 					tbuf = tbuf->next;
 				}
+				buf = tbuf;
 			}
 
 			sym_op->auth.digest.data = rte_pktmbuf_mtod_offset(buf,
@@ -308,14 +306,13 @@ cperf_set_ops_aead(struct rte_crypto_op **ops,
 			if (options->out_of_place) {
 				buf =  bufs_out[i];
 			} else {
-				buf =  bufs_in[i];
-
-				tbuf = buf;
+				tbuf =  bufs_in[i];
 				while ((tbuf->next != NULL) &&
 						(offset >= tbuf->data_len)) {
 					offset -= tbuf->data_len;
 					tbuf = tbuf->next;
 				}
+				buf = tbuf;
 			}
 
 			sym_op->auth.digest.data = rte_pktmbuf_mtod_offset(buf,