Fix a socket leak

Test: manualĀ :
      adb root
      adb shell lsof | grep system_ | grep IPv
      adb shell dumpsys connectivity --diag
      adb shell lsof | grep system_ | grep IPv
      Before the change : plenty of new open FDs
      After the change : no new FD
Bug: 297483305
Change-Id: I1c1fb8de44e50998e99af8b3aac3f77edce903e0
1 file changed