Memory hotplug allocates and frees per node structures. Use the correct name.
Acked-by: NDavid Rientjes <rientjes@google.com>
Acked-by: NRandy Dunlap <randy.dunlap@oracle.com>
Signed-off-by: NChristoph Lameter <cl@linux.com>
Signed-off-by: NPekka Enberg <penberg@kernel.org>