From: Sebastian Ott <sebott@linux.vnet.ibm.com>
Date: Mon, 16 Dec 2013 09:51:54 +0000 (+0100)
Subject: s390/cio: fix unlocked access of online member
X-Git-Tag: v3.14-rc1~184^2~10
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=74bd0d859dc3536b01c892abfa9f87620e4bca2f;p=pandora-kernel.git

s390/cio: fix unlocked access of online member

Make sure that access to the online member of a ccw device is
guarded by the ccwlock.

Reported-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Reviewed-by: Peter Oberparleiter <oberpar@linux.vnet.ibm.com>
Signed-off-by: Sebastian Ott <sebott@linux.vnet.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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