A few minor fixes for EAP-TLS.

Change-Id: I807d44d1bd84b929d21df402542c4b6f1f646b30
diff --git a/wifi/java/android/net/wifi/WifiConfiguration.java b/wifi/java/android/net/wifi/WifiConfiguration.java
index 8ee2273..8cb45f6 100644
--- a/wifi/java/android/net/wifi/WifiConfiguration.java
+++ b/wifi/java/android/net/wifi/WifiConfiguration.java
@@ -895,7 +895,7 @@
         if (!TextUtils.isEmpty(FQDN)) {
             /* this is passpoint configuration; it must not have an SSID */
             if (!TextUtils.isEmpty(SSID)) {
-                return "no SSID";
+                return "SSID not expected for Passpoint: '" + SSID + "'";
             }
             /* this is passpoint configuration; it must have a providerFriendlyName */
             if (TextUtils.isEmpty(providerFriendlyName)) {