From: H Hartley Sweeten <hsweeten@visionengravers.com>
Date: Fri, 22 Mar 2013 16:44:38 +0000 (-0700)
Subject: staging: comedi: ni_labpc: fix 8255 dio subdevice init
X-Git-Tag: omap-for-v3.10/dt-fixes-for-merge-window~137^2~467
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=370c8e1f76a316ba698d3ef525dd95d83db7b097;p=pandora-kernel.git

staging: comedi: ni_labpc: fix 8255 dio subdevice init

The subdev_8255_init() function can fail. Check for failure and
return the errno.

Consolidate the mmio/ioport calls to subdev_8255_init(). The callback
function can be added with a simple ? : test and the cast of the iobase
is not necessary.

Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Cc: Ian Abbott <abbotti@mev.co.uk>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

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