diff --git a/sys/geom/geom_subr.c b/sys/geom/geom_subr.c
index 2d118792690..e6e909013c0 100644
--- a/sys/geom/geom_subr.c
+++ b/sys/geom/geom_subr.c
@@ -194,6 +194,9 @@ g_modevent(module_t mod, int type, void *data)
 		}
 		g_free(hh);
 		break;
+	default:
+		g_free(hh);
+		break;
 	}
 	return (error);
 }