resource/page: Slight adjustment of Page.Ancestors

Fixes #10567

diff --git a/hugolib/page__tree.go b/hugolib/page__tree.go
index 6acd649fddb63db3de0e6b8ba19c20a666e122d6..2f9fd2e4681d9d4c51965dbed85ee3199f5732c5 100644 (file)
--- a/hugolib/page__tree.go
+++ b/hugolib/page__tree.go
@@ -178,13 +178,14 @@ func (pt pageTree) Parent() page.Page {
        return b.p
 }
 
-func (pt pageTree) Ancestors() (parents page.Pages) {
+func (pt pageTree) Ancestors() page.Pages {
+       var ancestors page.Pages
        parent := pt.Parent()
        for parent != nil {
-               parents = append(parents, parent)
+               ancestors = append(ancestors, parent)
                parent = parent.Parent()
        }
-       return
+       return ancestors
 }
 
 func (pt pageTree) Sections() page.Pages {