liblog: return 0 from android_logger_list_read() when recv() returns 0

We used to do this, but it got lost while refactoring this code.

Bug: 144311420
Test: we see "unexpected EOF!" instead of "unexpected length" from logcat
Change-Id: I7858d0a774a9eac63e5547ee67e85ef8fb0c682d
1 file changed
tree: 8eb540796d362ffaf22e6b2c125b48b01228700f
  1. liblog/
  2. logcat/
  3. logd/
  4. logwrapper/