Close the base socket when bindListen fails

Bug: 10773872
Change-Id: I0a72b2eb65055fa1959070d2dc32d40a573bd6f2
diff --git a/core/java/android/bluetooth/BluetoothSocket.java b/core/java/android/bluetooth/BluetoothSocket.java
index b98e5ae..36997e5 100644
--- a/core/java/android/bluetooth/BluetoothSocket.java
+++ b/core/java/android/bluetooth/BluetoothSocket.java
@@ -375,6 +375,14 @@
             } // else ASSERT(mPort == channel)
             ret = 0;
         } catch (IOException e) {
+            if (mPfd != null) {
+                try {
+                    mPfd.close();
+                } catch (IOException e1) {
+                    Log.e(TAG, "bindListen, close mPfd: " + e1);
+                }
+                mPfd = null;
+            }
             Log.e(TAG, "bindListen, fail to get port number, exception: " + e);
             return -1;
         }