From mboxrd@z Thu Jan  1 00:00:00 1970
From: Dan Carpenter <dan.carpenter@oracle.com>
Subject: Re: [PATCH v3 1/1] mmc: omap_hsmmc: devm_pinctrl_get returns ERR_PTR
 upon error
Date: Thu, 21 Apr 2016 07:32:12 +0300
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To: Arnd Bergmann <arnd@arndb.de>
Cc: Tony Lindgren <tony@atomide.com>, Andreas Fenkart <afenkart@gmail.com>, linux-mmc <linux-mmc@vger.kernel.org>, linux-omap@vger.kernel.org
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On Thu, Apr 21, 2016 at 12:28:05AM +0200, Arnd Bergmann wrote:
> I don't see anything wrong with the devm_pinctrl_get prototype other
> than how it frequently confuses driver writers.

Yeah.  It basically works.  There are a bunch of similar APIs where NULL
vs ERR_PTR is used the same way.

regards,
dan carpenter