diff --git a/arch/arm64/mm/dma-mapping.c b/arch/arm64/mm/dma-mapping.c
index 58470b151bc3..ba88b5b68db6 100644
--- a/arch/arm64/mm/dma-mapping.c
+++ b/arch/arm64/mm/dma-mapping.c
@@ -633,9 +633,9 @@ static void *__iommu_alloc_attrs(struct device *dev, size_t size,
 						   prot,
 						   __builtin_return_address(0));
 		if (addr) {
-			memset(addr, 0, size);
 			if (!coherent)
 				__dma_flush_area(page_to_virt(page), iosize);
+			memset(addr, 0, size);
 		} else {
 			iommu_dma_unmap_page(dev, *handle, iosize, 0, attrs);
 			dma_release_from_contiguous(dev, page,