diff --git a/hw/xfree86/common/xf86pciBus.c b/hw/xfree86/common/xf86pciBus.c
index b3822caee..e8dba1aa6 100644
--- a/hw/xfree86/common/xf86pciBus.c
+++ b/hw/xfree86/common/xf86pciBus.c
@@ -834,7 +834,7 @@ xf86ClaimPciSlot(struct pci_device * d, DriverPtr drvp,
 
 	if (active) {
 	    /* Map in this domain's I/O space */
-	   p->domainIO = xf86MapLegacyIO(dev);
+	   p->domainIO = xf86MapLegacyIO(d);
 	}
 	
  	return num;