tree ac108140764b894ac24b6dceba42f7061fd6424f
parent fc1749280c895e42e814e66ec7ec484a962b2f94
author Josh Gao <jmgao@google.com> 1555631202 -0700
committer Josh Gao <jmgao@google.com> 1555631910 -0700

adb: fix double close in wait-for-*.

unique_fd's implicit conversion to int allows the following code to
compile without error, leading to a double close:

  std::function<void(unique_fd)> func = [](int x) { close(x); };
  func(unique_fd(42));

Test: treehugger
Change-Id: I948ecda3a12738b3af6444fe2902d2f7b80e1b4c