am 4bc3fb89: Merge "Document kernel code necessary to pass PingTest."

* commit '4bc3fb892f3409feeed70fab0cecf2625e1b1cd3':
  Document kernel code necessary to pass PingTest.
diff --git a/tests/cts/net/src/android/net/wifi/cts/WifiManagerTest.java b/tests/cts/net/src/android/net/wifi/cts/WifiManagerTest.java
index 2580dbe..7faea64 100644
--- a/tests/cts/net/src/android/net/wifi/cts/WifiManagerTest.java
+++ b/tests/cts/net/src/android/net/wifi/cts/WifiManagerTest.java
@@ -407,6 +407,10 @@
      * To pass this CTS test, a connected WiFi link is required.
      */
     public void testWifiWatchdog() throws Exception {
+        if (!WifiFeature.isWifiSupported(getContext())) {
+            // skip the test if WiFi is not supported
+            return;
+        }
         // Make sure WiFi is enabled
         if (!mWifiManager.isWifiEnabled()) {
             setWifiEnabled(true);