Fix warning of make xmldocs of documention of the struct member iommu_ops from struct bus_type.
Signed-off-by: NMarcos Paulo de Souza <marcos.mage@gmail.com>
Acked-by: NRandy Dunlap <rdunlap@xenotime.net>
Signed-off-by: NGreg Kroah-Hartman <gregkh@suse.de>