tree 97f2f762f6406dd43a9b8675526fc5a586df4108
parent 235c2987671222299042c7d920f83e21c7632ebb
author Christopher N. Hesse <raymanfx@gmail.com> 1491411328 +0200
committer Christopher N. Hesse <raymanfx@gmail.com> 1491411489 +0200

lights: Put back fd checks before closing

While close(NULL) is indeed a harmless noop, fd can
end up being < 0 for us.

Change-Id: I56dcd7fb61c72d3ce750b13329ff42e11ab63c84