diff --git a/src/com/android/settings/connecteddevice/usb/UsbDefaultFragment.java b/src/com/android/settings/connecteddevice/usb/UsbDefaultFragment.java
index 97906703069..0abe04259ed 100644
--- a/src/com/android/settings/connecteddevice/usb/UsbDefaultFragment.java
+++ b/src/com/android/settings/connecteddevice/usb/UsbDefaultFragment.java
@@ -198,8 +198,9 @@ public class UsbDefaultFragment extends RadioButtonPickerFragment {
 
         @Override
         public void onTetheringStarted() {
-            Log.d(TAG, "onTetheringStarted()");
             // Set default usb functions again to make internal data persistent
+            mCurrentFunctions = mUsbBackend.getCurrentFunctions();
+            Log.d(TAG, "onTetheringStarted() : mCurrentFunctions " + mCurrentFunctions);
             mUsbBackend.setDefaultUsbFunctions(mCurrentFunctions);
         }
 
diff --git a/tests/robotests/src/com/android/settings/connecteddevice/usb/UsbDefaultFragmentTest.java b/tests/robotests/src/com/android/settings/connecteddevice/usb/UsbDefaultFragmentTest.java
index eee63980753..2317c97513b 100644
--- a/tests/robotests/src/com/android/settings/connecteddevice/usb/UsbDefaultFragmentTest.java
+++ b/tests/robotests/src/com/android/settings/connecteddevice/usb/UsbDefaultFragmentTest.java
@@ -183,7 +183,7 @@ public class UsbDefaultFragmentTest {
 
     @Test
     public void onTetheringStarted_currentFunctionsIsRndis_setsRndisAsDefaultUsbFunctions() {
-        mFragment.mCurrentFunctions = UsbManager.FUNCTION_RNDIS;
+        when(mUsbBackend.getCurrentFunctions()).thenReturn(UsbManager.FUNCTION_RNDIS);
 
         mFragment.mOnStartTetheringCallback.onTetheringStarted();
 
@@ -192,7 +192,7 @@ public class UsbDefaultFragmentTest {
 
     @Test
     public void onTetheringStarted_currentFunctionsIsNcm_setsNcmAsDefaultUsbFunctions() {
-        mFragment.mCurrentFunctions = UsbManager.FUNCTION_NCM;
+        when(mUsbBackend.getCurrentFunctions()).thenReturn(UsbManager.FUNCTION_NCM);
 
         mFragment.mOnStartTetheringCallback.onTetheringStarted();