diff --git a/sys/dev/intpm/intpm.c b/sys/dev/intpm/intpm.c
index 79e2de6f37b5..1521d82eebeb 100644
--- a/sys/dev/intpm/intpm.c
+++ b/sys/dev/intpm/intpm.c
@@ -185,10 +185,6 @@ sb8xx_attach(device_t dev)
 		device_printf(dev, "bus_set_resource for SMBus IO failed\n");
 		return (ENXIO);
 	}
-	if (res == NULL) {
-		device_printf(dev, "bus_alloc_resource for SMBus IO failed\n");
-		return (ENXIO);
-	}
 	sc->io_res = bus_alloc_resource_any(dev, SYS_RES_IOPORT, &sc->io_rid,
 	    RF_ACTIVE);
 	if (sc->io_res == NULL) {