rendernode: Add missing return

Don't to extra work when not needed.

diff --git a/gsk/gskrendernodeimpl.c b/gsk/gskrendernodeimpl.c
index 59681c888cbf8b7af7db692480df3b15142a9d2c..36c99376ba19493ee73d8cfa30b89a531a005807 100644 (file)
--- a/gsk/gskrendernodeimpl.c
+++ b/gsk/gskrendernodeimpl.c
@@ -4278,6 +4278,7 @@ gsk_cross_fade_node_diff (GskRenderNode  *node1,
     {
       gsk_render_node_diff (self1->start, self2->start, region);
       gsk_render_node_diff (self1->end, self2->end, region);
+      return;
     }
 
   gsk_render_node_diff_impossible (node1, node2, region);