minor fix on writer

weed/shell/command_fs_verify.go

@@ -117,7 +117,7 @@ type ItemEntry struct {
 
 func (c *commandFsVerify) verifyTraverseBfs(path string) (fileCount int64, errCount int64, err error) {
 	timeNowAtSec := time.Now().Unix()
-	return fileCount, errCount, doTraverseBfsAndSaving(c.env, nil, path, false,
+	return fileCount, errCount, doTraverseBfsAndSaving(c.env, c.writer, path, false,
 		func(entry *filer_pb.FullEntry, outputChan chan interface{}) (err error) {
 			if c.modifyTimeAgoAtSec > 0 {
 				if entry.Entry.Attributes != nil && c.modifyTimeAgoAtSec < timeNowAtSec-entry.Entry.Attributes.Mtime {

weed/shell/command_volume_fsck.go

@@ -211,7 +211,7 @@ func (c *commandVolumeFsck) collectFilerFileIdAndPaths(dataNodeVolumeIdToVInfo m
 		}
 	}()
 
-	return doTraverseBfsAndSaving(c.env, nil, c.getCollectFilerFilePath(), false,
+	return doTraverseBfsAndSaving(c.env, c.writer, c.getCollectFilerFilePath(), false,
 		func(entry *filer_pb.FullEntry, outputChan chan interface{}) (err error) {
 			if *c.verbose && entry.Entry.IsDirectory {
 				fmt.Fprintf(c.writer, "checking directory %s\n", util.NewFullPath(entry.Dir, entry.Entry.Name))