greybus: interface: remove device_id attribute

The interface device_id attribute is an implementation detail that does
not need to be exported to user space.

Signed-off-by: Johan Hovold <johan@hovoldconsulting.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
This commit is contained in:
Johan Hovold 2015-11-25 15:58:57 +01:00 • committed by Greg Kroah-Hartman
commit 1eca63ae79