From 7bec5d5d3b67a99cecfa68d9be45282e0321239a Mon Sep 17 00:00:00 2001
From: Jitendra Sharma <jitendra.sharma@intel.com>
Date: Wed, 19 May 2021 13:46:05 +0000
Subject: [PATCH] fix seg fault arising when execute zello_sysman firmware

Seg fault is coming when execute zello_sysman firmware without
any argument. This change fixes it.

Signed-off-by: Jitendra Sharma <jitendra.sharma@intel.com>
---
 level_zero/tools/test/black_box_tests/zello_sysman.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/level_zero/tools/test/black_box_tests/zello_sysman.cpp b/level_zero/tools/test/black_box_tests/zello_sysman.cpp
index e51808bbc5..ea76f87ce0 100644
--- a/level_zero/tools/test/black_box_tests/zello_sysman.cpp
+++ b/level_zero/tools/test/black_box_tests/zello_sysman.cpp
@@ -1100,7 +1100,9 @@ int main(int argc, char *argv[]) {
             break;
         case 'i': {
             std::string filePathFirmware;
-            filePathFirmware = optarg;
+            if (optarg != nullptr) {
+                filePathFirmware = optarg;
+            }
             std::for_each(devices.begin(), devices.end(), [&](auto device) {
                 testSysmanFirmware(device, filePathFirmware);
             });