Merge "gpu: ion: fix zero'ing of cached buffers in system heap"

							struct ion_system_heap,

							heap);

	struct sg_table *table = buffer->sg_table;

	bool cached = ion_buffer_cached(buffer);

	struct scatterlist *sg;

	LIST_HEAD(pages);

	int i;

	/* uncached pages come from the page pools, zero them before returning

	   for security purposes (other allocations are zerod at alloc time */

	if (!cached && !(buffer->flags & ION_FLAG_FREED_FROM_SHRINKER))

	if (!(buffer->flags & ION_FLAG_FREED_FROM_SHRINKER))

		ion_heap_buffer_zero(buffer);

	for_each_sg(table->sgl, sg, table->nents, i)