gitindex/index.go: rename unused variables
Change-Id: Id2ce7598b6afd52c2455f5c3233103474e5a37d5
diff --git a/gitindex/index.go b/gitindex/index.go
index f805cc8..b2500cd 100644
--- a/gitindex/index.go
+++ b/gitindex/index.go
@@ -45,7 +45,7 @@
refDir := filepath.Join(dir, "refs")
if _, err := os.Lstat(refDir); err == nil {
if err := filepath.Walk(refDir,
- func(name string, fi os.FileInfo, err error) error {
+ func(_ string, fi os.FileInfo, _ error) error {
if !fi.IsDir() && last.Before(fi.ModTime()) {
last = fi.ModTime()
}