diff --git a/drivers/edac/i82875p_edac.c b/drivers/edac/i82875p_edac.c
index ebb037b78758..b2d83b95033d 100644
--- a/drivers/edac/i82875p_edac.c
+++ b/drivers/edac/i82875p_edac.c
@@ -311,9 +311,7 @@ static int i82875p_setup_overfl_dev(struct pci_dev *pdev,
 	}
 
 	/* cache is irrelevant for PCI bus reads/writes */
-	window = ioremap_nocache(pci_resource_start(dev, 0),
-				 pci_resource_len(dev, 0));
-
+	window = pci_ioremap_bar(dev, 0);
 	if (window == NULL) {
 		i82875p_printk(KERN_ERR, "%s(): Failed to ioremap bar6\n",
 			__func__);