[jpirko/libteam] 534f4d: teamd: Don't ever kill PID 0

[GitHub]

  Branch: refs/heads/master
  Home:   https://github.com/jpirko/libteam
  Commit: 534f4d864a3d30f8391810f46257c475f1c0fdaa
      https://github.com/jpirko/libteam/commit/534f4d864a3d30f8391810f46257c475...
  Author: Lubomir Rintel <lkundrak(a)v3.sk&gt;
  Date:   2014-11-04 (Tue, 04 Nov 2014)

  Changed paths:
    M teamd/teamd.c

  Log Message:
  -----------
  teamd: Don't ever kill PID 0

It's a suicide. daemon_pid_file_is_running() may return 0 in case a PID file
exists but is empty. It's safe to assume the daemon is not running -- it either
lost race while dying between opening and writing a PID file, or the system
crashed.

Signed-off-by: Lubomir Rintel <lkundrak(a)v3.sk&gt;
Signed-off-by: Jiri Pirko <jiri(a)resnulli.us&gt;