From: Sebastian Ott <sebott@linux.vnet.ibm.com>
Date: Fri, 9 Nov 2012 13:33:06 +0000 (+0100)
Subject: s390/ccwgroup: set_online return error when already online
X-Git-Tag: omap-for-v3.8/fixes-for-merge-window-v4-signed~29^2~23
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=cff971026d7c19f67f9312e753bb06f18b6cdae7;p=pandora-kernel.git

s390/ccwgroup: set_online return error when already online

Return -EINVAL if set_{on,off}line is called for already {on,off}line
devices. Also return -EINVAL for drivers which do not provide a callback
for set_{on,off}line. This behaviour is now consistent with the one for
ccw devices.

Reported-by: Stefan Raspl <raspl@linux.vnet.ibm.com>
Signed-off-by: Sebastian Ott <sebott@linux.vnet.ibm.com>
Acked-by: Peter Oberparleiter <peter.oberparleiter@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
---

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