tree 5fdf22f3d3bea5999fc32e5d13c6a74549d688ae
parent dd11a4836136db3d04852539246ce67791c1fff4
author Elliott Hughes <enh@google.com> 1430525078 -0700
committer Elliott Hughes <enh@google.com> 1430527006 -0700

Add WriteFdFmt and clean up more code.

Also say *which* device wasn't found.

Bug: http://b/20666660
Change-Id: I50e234ad89e39ae0a8995083c0b642c61275c5a3