From 3a8d6b6491306a9fc8eec4e1232367b80b6bdd15 Mon Sep 17 00:00:00 2001
From: 2xsec <dh48.jeong@samsung.com>
Date: Mon, 2 Jul 2018 20:37:36 +0900
Subject: [PATCH] coverity: #1425816

Explicit null dereferenced

Signed-off-by: 2xsec <dh48.jeong@samsung.com>
---
 src/tests/concurrent.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/tests/concurrent.c b/src/tests/concurrent.c
index 20b5dc625..daebd17c0 100644
--- a/src/tests/concurrent.c
+++ b/src/tests/concurrent.c
@@ -177,6 +177,9 @@ int main(int argc, char *argv[]) {
         case 'm': {
             char *mode_tok, *tok, *saveptr = NULL;
 
+	    if (!optarg)
+                continue;
+
             modes = NULL;
             for (i = 0, mode_tok = optarg;
                  (tok = strtok_r(mode_tok, ",", &saveptr));
-- 
2.47.2