diff --git a/sys/sun4v/sun4v/vnex.c b/sys/sun4v/sun4v/vnex.c
index 89a46ea514e1..7e8b17a0bb82 100644
--- a/sys/sun4v/sun4v/vnex.c
+++ b/sys/sun4v/sun4v/vnex.c
@@ -199,8 +199,9 @@ vnex_attach(device_t dev)
 		}
 		device_set_ivars(cdev, vndi);
 	}
-
 	bus_generic_attach(dev);
+	free(listp, M_DEVBUF);
+
 	return (0);
 }