am 94260caf: Allow control over search order for tethering upstream interface selection

* commit '94260caf2fb3f5dbf6e17b29a269b46ea05f8680':
  Allow control over search order for tethering upstream interface selection

core/res/res/values/config.xml

@@ -125,6 +125,7 @@
 
     <!-- Regex array of allowable upstream ifaces for tethering - for example if you want
          tethering on a new interface called "foo2" add <item>"foo\\d"</item> to the array -->
+    <!-- Interfaces will be prioritized according to the order listed -->
     <string-array translatable="false" name="config_tether_upstream_regexs">
     </string-array>
 

services/java/com/android/server/connectivity/Tethering.java

@@ -1170,8 +1170,8 @@ public class Tethering extends INetworkManagementEventObserver.Stub {
                     return null;
                 }
 
-                for (String iface : ifaces) {
-                    for (String regex : mUpstreamIfaceRegexs) {
+                for (String regex : mUpstreamIfaceRegexs) {
+                    for (String iface : ifaces) {
                         if (iface.matches(regex)) {
                             // verify it is active
                             InterfaceConfiguration ifcg = null;