BugLink: http://bugs.launchpad.net/bugs/1729105

This reverts commit 01b3db29 which is
commit 1a5c2d1d upstream.

Ben writes:
	This fixes a bug introduced in 4.6 by commit 465893e1 "tty:
	goldfish: support platform_device with id -1".  For earlier
	kernel versions, it *introduces* a bug.

So let's drop it.
Reported-by: Ben Hutchings <ben.hutchings@codethink.co.uk>
Cc: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Cc: Sasha Levin <alexander.levin@verizon.com>
Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org