[PATCH] s390: ccwgroup online attribute
Make the interface for setting ccw group devices on-/offline consistent with that for ccw devices: Check if the device driver provided a set_{on,off}line function and just set the device on-/offline if not. Signed-off-by: Cornelia Huck <cohuck@de.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
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@ -1,7 +1,7 @@
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/*
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* drivers/s390/cio/ccwgroup.c
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* bus driver for ccwgroup
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* $Revision: 1.29 $
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* $Revision: 1.32 $
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*
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* Copyright (C) 2002 IBM Deutschland Entwicklung GmbH,
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* IBM Corporation
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@ -274,7 +274,7 @@ ccwgroup_set_online(struct ccwgroup_device *gdev)
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goto out;
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}
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gdrv = to_ccwgroupdrv (gdev->dev.driver);
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if ((ret = gdrv->set_online(gdev)))
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if ((ret = gdrv->set_online ? gdrv->set_online(gdev) : 0))
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goto out;
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gdev->state = CCWGROUP_ONLINE;
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@ -300,7 +300,7 @@ ccwgroup_set_offline(struct ccwgroup_device *gdev)
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goto out;
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}
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gdrv = to_ccwgroupdrv (gdev->dev.driver);
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if ((ret = gdrv->set_offline(gdev)))
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if ((ret = gdrv->set_offline ? gdrv->set_offline(gdev) : 0))
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goto out;
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gdev->state = CCWGROUP_OFFLINE;
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