From: 2xsec <dh48.jeong@samsung.com>
Date: Mon, 2 Jul 2018 11:37:36 +0000 (+0900)
Subject: coverity: #1425816
X-Git-Tag: lxc-3.1.0~223^2
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=refs%2Fpull%2F2441%2Fhead;p=thirdparty%2Flxc.git

coverity: #1425816

Explicit null dereferenced

Signed-off-by: 2xsec <dh48.jeong@samsung.com>
---

diff --git a/src/tests/concurrent.c b/src/tests/concurrent.c
index 6804bec54..c41e9f48f 100644
--- a/src/tests/concurrent.c
+++ b/src/tests/concurrent.c
@@ -175,6 +175,9 @@ 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));