[dpdk-stable] patch 'app/crypto-perf: use strcpy for allocated string' has been queued to stable release 18.02.2

[luca.boccassi at gmail.com]

Hi,

FYI, your patch has been queued to stable release 18.02.2

Note it hasn't been pushed to http://dpdk.org/browse/dpdk-stable yet.
It will be pushed if I get no objections before 05/25/18. So please
shout if anyone has objections.

Thanks.

Luca Boccassi

---
>From 7e35818f4cf31e46e3f5e4bfd6e985a6fae92015 Mon Sep 17 00:00:00 2001
From: Jerin Jacob <jerin.jacob at caviumnetworks.com>
Date: Wed, 16 May 2018 17:58:03 +0530
Subject: [PATCH] app/crypto-perf: use strcpy for allocated string
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

[ upstream commit 21f579fcefd3ac21d1894be662f774cf48bb914e ]

inlined from ‘cperf_test_vector_get_from_file’ at
app/test-crypto-perf/cperf_test_vector_parsing.c:578:11:
app/test-crypto-perf/cperf_test_vector_parsing.c:510:3: error:
‘strncpy’ output truncated before terminating nul copying as many bytes
from a string as its length [-Werror=stringop-truncation]
   strncpy(entry, line, strlen(line));
   ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
app/test-crypto-perf/cperf_test_vector_parsing.c:528:5: error:
‘strncat’ output truncated before terminating nul copying as many bytes
from a string as its length [-Werror=stringop-truncation]
     strncat(entry, line, strlen(line));
     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Found this issue with meson build and gcc 8.1.

Fixes: f8be1786b1b8 ("app/crypto-perf: introduce performance test application")

Signed-off-by: Jerin Jacob <jerin.jacob at caviumnetworks.com>
Acked-by: Pablo de Lara <pablo.de.lara.guarch at intel.com>
---
 app/test-crypto-perf/cperf_test_vector_parsing.c | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/app/test-crypto-perf/cperf_test_vector_parsing.c b/app/test-crypto-perf/cperf_test_vector_parsing.c
index 26321d004..92932a230 100644
--- a/app/test-crypto-perf/cperf_test_vector_parsing.c
+++ b/app/test-crypto-perf/cperf_test_vector_parsing.c
@@ -506,8 +506,7 @@ parse_file(struct cperf_test_vector *vector, struct cperf_options *opts)
 		if (entry == NULL)
 			return -1;
 
-		memset(entry, 0, strlen(line) + 1);
-		strncpy(entry, line, strlen(line));
+		strcpy(entry, line);
 
 		/* check if entry ends with , or = */
 		if (entry[strlen(entry) - 1] == ','
@@ -524,8 +523,8 @@ parse_file(struct cperf_test_vector *vector, struct cperf_options *opts)
 				if (entry_extended == NULL)
 					goto err;
 				entry = entry_extended;
-
-				strncat(entry, line, strlen(line));
+				/* entry has been allocated accordingly */
+				strcpy(&entry[strlen(entry)], line);
 
 				if (entry[strlen(entry) - 1] != ',')
 					break;
-- 
2.14.2