Fail on some selected cases when testing links to device nodes.
Fail on some selected cases when testing links to device nodes.

Some links that udevadm reports are not actually links to their device node,
but instead to related device nodes in a multipath group.

Signed-off-by: mulhern <7b51bcf507bcd7afb72bf8663752c0ddbeb517f6@redhat.com>

pyudev/pyudev