Merge "Default Randomized MAC Address to 0:0:0:0:0:0 in WifiConfig"

2 files changed, 8 insertions, 0 deletions

diff --git a/wifi/java/android/net/wifi/WifiConfiguration.java b/wifi/java/android/net/wifi/WifiConfiguration.java
index 7da2656761c1..ddcf327b9dd1 100644
--- a/wifi/java/android/net/wifi/WifiConfiguration.java
+++ b/wifi/java/android/net/wifi/WifiConfiguration.java
@@ -917,6 +917,9 @@ public class WifiConfiguration implements Parcelable {
      * Does not guarantee that the returned address is valid for use.
      */
     public MacAddress getRandomizedMacAddress() {
+        if (mRandomizedMacAddress == null) {
+            mRandomizedMacAddress = MacAddress.ALL_ZEROS_ADDRESS;
+        }
         return mRandomizedMacAddress;
     }
 
@@ -1617,6 +1620,7 @@ public class WifiConfiguration implements Parcelable {
         creatorUid = -1;
         shared = true;
         dtimInterval = 0;
+        mRandomizedMacAddress = MacAddress.ALL_ZEROS_ADDRESS;
     }
 
     /**
diff --git a/wifi/tests/src/android/net/wifi/WifiConfigurationTest.java b/wifi/tests/src/android/net/wifi/WifiConfigurationTest.java
index e7377c169ec4..8a3a7f5a2d79 100644
--- a/wifi/tests/src/android/net/wifi/WifiConfigurationTest.java
+++ b/wifi/tests/src/android/net/wifi/WifiConfigurationTest.java
@@ -176,6 +176,8 @@ public class WifiConfigurationTest {
     @Test
     public void testGetOrCreateRandomizedMacAddress_SavesAndReturnsSameAddress() {
         WifiConfiguration config = new WifiConfiguration();
+        assertEquals(MacAddress.ALL_ZEROS_ADDRESS, config.getRandomizedMacAddress());
+
         MacAddress firstMacAddress = config.getOrCreateRandomizedMacAddress();
         MacAddress secondMacAddress = config.getOrCreateRandomizedMacAddress();
 
@@ -185,6 +187,8 @@ public class WifiConfigurationTest {
     @Test
     public void testSetRandomizedMacAddress_ChangesSavedAddress() {
         WifiConfiguration config = new WifiConfiguration();
+        assertEquals(MacAddress.ALL_ZEROS_ADDRESS, config.getRandomizedMacAddress());
+
         MacAddress macToChangeInto = MacAddress.createRandomUnicastAddress();
         config.setRandomizedMacAddress(macToChangeInto);
         MacAddress macAfterChange = config.getOrCreateRandomizedMacAddress();