diff --git a/wifi/supplicant/1.0/vts/functional/supplicant_hidl_test_utils.cpp b/wifi/supplicant/1.0/vts/functional/supplicant_hidl_test_utils.cpp
index da3996b80e..be6aad9583 100644
--- a/wifi/supplicant/1.0/vts/functional/supplicant_hidl_test_utils.cpp
+++ b/wifi/supplicant/1.0/vts/functional/supplicant_hidl_test_utils.cpp
@@ -52,6 +52,10 @@ namespace {
 // Helper function to initialize the driver and firmware to STA mode
 // using the vendor HAL HIDL interface.
 void initilializeDriverAndFirmware(const std::string& wifi_instance_name) {
+    // Skip if wifi instance is not set.
+    if (wifi_instance_name == "") {
+        return;
+    }
     if (getWifi(wifi_instance_name) != nullptr) {
         sp<IWifiChip> wifi_chip = getWifiChip(wifi_instance_name);
         ChipModeId mode_id;
@@ -65,6 +69,10 @@ void initilializeDriverAndFirmware(const std::string& wifi_instance_name) {
 // Helper function to deinitialize the driver and firmware
 // using the vendor HAL HIDL interface.
 void deInitilializeDriverAndFirmware(const std::string& wifi_instance_name) {
+    // Skip if wifi instance is not set.
+    if (wifi_instance_name == "") {
+        return;
+    }
     if (getWifi(wifi_instance_name) != nullptr) {
         stopWifi(wifi_instance_name);
     } else {