acd, onedrive: make sure we have found the root before purging

If we don't, purge can try to trash the root node which fortunately doesn't succeed.
2017-01-16 17:33:25 +00:00
parent 1fa258c2b4
commit 0604d3dbf2
2 changed files with 8 additions and 0 deletions
@@ -753,6 +753,10 @@ func (f *Fs) purgeCheck(dir string, check bool) error {
 		return errors.New("can't purge root directory")
 	}
 	dc := f.dirCache
+	err := dc.FindRoot(false)
+	if err != nil {
+		return err
+	}
 	rootID, err := dc.FindDir(dir, false)
 	if err != nil {
 		return err