i82365 calls driver_register and platform_device_register without checking
their return values.  This patch fixes that.

It also runs platform_device_register() prior to isa_probe() so we don't have
to undo ise_probe()'s effects if platform_device_register() ends up failing.
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>