csstransformvalue: Make no-transform case explicit

diff --git a/gtk/gtkcsstransformvalue.c b/gtk/gtkcsstransformvalue.c
index 4f6f81bff49e286a395cbeaa5a139abad7c65899..f50873328a5a32262ed0973436a36eea377c2509 100644 (file)
--- a/gtk/gtkcsstransformvalue.c
+++ b/gtk/gtkcsstransformvalue.c
@@ -1231,7 +1231,10 @@ GskTransform *
 gtk_css_transform_value_get_transform (const GtkCssValue *transform)
 {
   g_return_val_if_fail (transform->class == &GTK_CSS_VALUE_TRANSFORM, FALSE);
-  
+
+  if (transform->n_transforms == 0)
+    return NULL;
+
   return gtk_css_transform_value_compute_transform (transform);
 }