tree fe5c57fe334b08b26dcb345548a97dd7cfe172f2
parent c9972aebe02f1aa4b7eaabf202695e4df101545f
author Xo Wang <xow@google.com> 1474487189 -0700
committer Patrick Williams <patrick@stwcx.xyz> 1475721569 +0000

gpio: Raise exception on GPIO lookup failure

This allows dbus calls to gpioInit to fail instead of only returning a
default value. This behavior allows the C-side GPIO lookup to error out
as expected.

Signed-off-by: Xo Wang <xow@google.com>
Change-Id: I13ad20de5d209716f26e46c12ca6941eb3dd5997