Return a port from bindToPort() in IpSecService

When binding to a random port, the port number was not being
returned, so the user is incorrectly receiving a port of zero.
Return the port number that was ultimately bound.

Bug: 67662580
Test: Ran CTS test on aosp_angler-eng
Change-Id: I22f4e5cdc83d43dc453788889990feb34e451bd3

1 files changed, 2 insertions, 0 deletions

diff --git a/tests/net/java/com/android/server/IpSecServiceTest.java b/tests/net/java/com/android/server/IpSecServiceTest.java
index 83ee361aa2e3..7b0703851441 100644
--- a/tests/net/java/com/android/server/IpSecServiceTest.java
+++ b/tests/net/java/com/android/server/IpSecServiceTest.java
@@ -21,6 +21,7 @@ import static android.system.OsConstants.EADDRINUSE;
 import static android.system.OsConstants.IPPROTO_UDP;
 import static android.system.OsConstants.SOCK_DGRAM;
 import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNotEquals;
 import static org.junit.Assert.assertNotNull;
 import static org.junit.Assert.fail;
 import static org.mockito.Mockito.mock;
@@ -174,6 +175,7 @@ public class IpSecServiceTest {
                 mIpSecService.openUdpEncapsulationSocket(0, new Binder());
         assertNotNull(udpEncapResp);
         assertEquals(IpSecManager.Status.OK, udpEncapResp.status);
+        assertNotEquals(0, udpEncapResp.port);
         mIpSecService.closeUdpEncapsulationSocket(udpEncapResp.resourceId);
         udpEncapResp.fileDescriptor.close();
     }