ion_heap_pages_zero() function is not used at all, so remove it to simplify the ion_heap_sglist_zero() function later. Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com> Link: https://lore.kernel.org/r/20200619103636.11974-30-m.szyprowski@samsung.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>