shell: do not need to lock to see volume -h

weed/shell/command_volume_fsck.go

@@ -58,10 +58,6 @@ func (c *commandVolumeFsck) Help() string {
 
 func (c *commandVolumeFsck) Do(args []string, commandEnv *CommandEnv, writer io.Writer) (err error) {
 
-	if err = commandEnv.confirmIsLocked(); err != nil {
-		return
-	}
-
 	fsckCommand := flag.NewFlagSet(c.Name(), flag.ContinueOnError)
 	verbose := fsckCommand.Bool("v", false, "verbose mode")
 	findMissingChunksInFiler := fsckCommand.Bool("findMissingChunksInFiler", false, "see \"help volume.fsck\"")
@@ -71,6 +67,10 @@ func (c *commandVolumeFsck) Do(args []string, commandEnv *CommandEnv, writer io.
 		return nil
 	}
 
+	if err = commandEnv.confirmIsLocked(); err != nil {
+		return
+	}
+
 	c.env = commandEnv
 
 	// create a temp folder