[sheepdog] [PATCH v3 5/8] sheep: output hex for error code

[Christoph Hellwig]

On Tue, Jun 26, 2012 at 04:45:41PM +0800, Liu Yuan wrote:
> From: Liu Yuan <tailai.ly at taobao.com>
> 
> Also we ask do_read() to dprintf 'ret' value instead of blindly print %m,
> which looks wierd when remote node crashes (ret = 0)

Looks good,

Reviewed-by: Christoph Hellwig <hch at lst.de>