[chord] vis has a little bug.

[Emil Sit]

On Thu, 09 November 2006 at 08:40 (+0800), zhuxian wrote:
> If i just run one peer in the chord ring, the vis will failed.

Thanks for this bug report.  The following patch should fix this
problem:
    http://hg.pdos.csail.mit.edu/hg/dht?cs=1e01e585ac2f

Your report also revealed a fencepost error in our pred_list code.
Thanks!

-- 
Emil Sit / MIT CSAIL PDOS / http://pdos.csail.mit.edu/chord/