diff --git a/sys/dev/cardbus/cardbus.c b/sys/dev/cardbus/cardbus.c
index be90c8889af4..da5605fe8091 100644
--- a/sys/dev/cardbus/cardbus.c
+++ b/sys/dev/cardbus/cardbus.c
@@ -360,8 +360,8 @@ cardbus_alloc_resources(device_t cbdev, device_t child)
 	bus_release_resource(cbdev, SYS_RES_IRQ, rid, res);
 	resource_list_add(&dinfo->pci.resources, SYS_RES_IRQ, rid, start, end,
 	    1);
-	dinfo->pci.cfg.intline = rman_get_start(res);
-	pci_write_config(child, PCIR_INTLINE, rman_get_start(res), 1);
+	dinfo->pci.cfg.intline = start;
+	pci_write_config(child, PCIR_INTLINE, start, 1);
 
 	free(barlist, M_DEVBUF);
 	return (0);