overlay2: call d.naiveDiff.ApplyDiff when useNaiveDiff==true
Previously, `d.naiveDiff.ApplyDiff` was not used even when
`useNaiveDiff()==true`
@@ -678,7 +678,7 @@ func (d *Driver) isParent(id, parent string) bool {
// ApplyDiff applies the new layer into a root
func (d *Driver) ApplyDiff(id string, parent string, diff io.Reader) (size int64, err error) {
- if !d.isParent(id, parent) {
+ if useNaiveDiff(d.home) || !d.isParent(id, parent) {
return d.naiveDiff.ApplyDiff(id, parent, diff)
}
