kill req->errors

[Konrad Rzeszutek Wilk]

On Fri, Apr 07, 2017 at 09:11:24AM +0200, Christoph Hellwig wrote:
> On Thu, Apr 06, 2017 at 04:00:24PM -0400, Konrad Rzeszutek Wilk wrote:
> > You wouldn't have a git tree to easily test it? Thanks.
> 
> git://git.infradead.org/users/hch/block.git request-errors
> 
> Gitweb:
> 
> http://git.infradead.org/users/hch/block.git/shortlog/refs/heads/request-errors

I tested it with Xen and it all worked out. Albeit in hindsight I didn't check
the ones that matter - that is the error paths (duh!).

So let me do that now.