master node can not be recovered

[Bean Huo 霍斌斌 (beanhuo)]

> On Mon, 2015-11-02 at 17:46 +0100, Richard Weinberger wrote:
> > ubifs_recover_master_node() is very strict.
> 
> Just like the rest of the recovery code, the master node part is consistent with
> that.
> 
> > Can it be that in your case more than the last written page is
> > corrupted?
> 
> I suspect so too.

Hi, Artem
	The second master node not be corrupted. I will test again later, and send it out.