linux-kernel - Re: -next regression: "driver cohandle -EPROBE_DEFER from bus

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Message-ID: <20151217170712.GE2457@linux.intel.com>
Date:	Thu, 17 Dec 2015 12:07:12 -0500
From:	Matthew Wilcox <willy@...ux.intel.com>
To:	Dan Williams <dan.j.williams@...el.com>
Cc:	Russell King <rmk+kernel@....linux.org.uk>,
	Stephen Rothwell <sfr@...b.auug.org.au>,
	tomeu.vizoso@...labora.com,
	"linux-nvdimm@...ts.01.org" <linux-nvdimm@...ts.01.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>, m.szyprowski@...sung.com
Subject: Re: -next regression: "driver cohandle -EPROBE_DEFER from
 bus_type.match()"

On Thu, Dec 17, 2015 at 08:48:09AM -0800, Dan Williams wrote:
> On Thu, Dec 17, 2015 at 7:51 AM, Dan Williams <dan.j.williams@...el.com> wrote:
> How about just checking for EPROBE_DEFER, every other non-zero value is success.

How about using IS_ERR_VALUE()?  If it's good enough for IS_ERR(),
it's good enough for this case.
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