diff --git a/arch/s390/pci/pci_dma.c b/arch/s390/pci/pci_dma.c
index 0c626c1303cbb57c24f636b7a2bb1e10f2fa4b43..54590207ae0874992b7b74da190a964196b29b43 100644
--- a/arch/s390/pci/pci_dma.c
+++ b/arch/s390/pci/pci_dma.c
@@ -391,8 +391,6 @@ static void *s390_dma_alloc(struct device *dev, size_t size,
 		return NULL;
 
 	pa = page_to_phys(page);
-	memset((void *) pa, 0, size);
-
 	map = s390_dma_map_pages(dev, page, 0, size, DMA_BIDIRECTIONAL, 0);
 	if (dma_mapping_error(dev, map)) {
 		free_pages(pa, get_order(size));