From: Gang Jiang <jiangg@mail.ustc.edu.cn>
Date: Sun, 16 Apr 2017 11:39:40 +0000 (+0800)
Subject: examples/vhost: fix socket path parsing
X-Git-Tag: spdx-start~3225
X-Git-Url: http://git.droids-corp.org/?a=commitdiff_plain;h=fa81d3b9702a07408061f13f8f0e21a023158a77;p=dpdk.git

examples/vhost: fix socket path parsing

The return value of strnlen(s, maxlen) is never bigger than maxlen.

Fixes: 4796ad63ba1f ("examples/vhost: import userspace vhost application")

Signed-off-by: Gang Jiang <jiangg@mail.ustc.edu.cn>
---

diff --git a/examples/vhost/main.c b/examples/vhost/main.c
index aa88733a47..e07f866933 100644
--- a/examples/vhost/main.c
+++ b/examples/vhost/main.c
@@ -396,7 +396,7 @@ static int
 us_vhost_parse_socket_path(const char *q_arg)
 {
 	/* parse number string */
-	if (strnlen(q_arg, PATH_MAX) > PATH_MAX)
+	if (strnlen(q_arg, PATH_MAX) == PATH_MAX)
 		return -1;
 
 	socket_files = realloc(socket_files, PATH_MAX * (nb_sockets + 1));