diff --git a/arch/x86_64/kernel/pci-dma.c b/arch/x86_64/kernel/pci-dma.c
index 03c9eeedb0f30672839648984c94ec89103c9e2f..af035ede70cd43386f240438e2192cb343cab750 100644
--- a/arch/x86_64/kernel/pci-dma.c
+++ b/arch/x86_64/kernel/pci-dma.c
@@ -48,9 +48,11 @@ dma_alloc_pages(struct device *dev, gfp_t gfp, unsigned order)
 {
 	struct page *page;
 	int node;
+#ifdef CONFIG_PCI
 	if (dev->bus == &pci_bus_type)
 		node = pcibus_to_node(to_pci_dev(dev)->bus);
 	else
+#endif
 		node = numa_node_id();
 	page = alloc_pages_node(node, gfp, order);
 	return page ? page_address(page) : NULL;