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s390/ccwgroup: use ccwgroup_ungroup wrapper 

To ungroup and deregister the group device always use the
ccwgroup_ungroup wrapper.

Signed-off-by: Sebastian Ott <sebott@linux.vnet.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
This commit is contained in:
Sebastian Ott 2014-06-13 18:11:37 +02:00 committed by Martin Schwidefsky
parent 0310c8b582
commit fa73eb4738
1 changed files with 2 additions and 12 deletions
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14
drivers/s390/cio/ccwgroup.c
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@ -586,11 +586,7 @@ void ccwgroup_driver_unregister(struct ccwgroup_driver *cdriver)
__ccwgroup_match_all))) {
struct ccwgroup_device *gdev = to_ccwgroupdev(dev);
mutex_lock(&gdev->reg_mutex);
__ccwgroup_remove_symlinks(gdev);
device_unregister(dev);
__ccwgroup_remove_cdev_refs(gdev);
mutex_unlock(&gdev->reg_mutex);
ccwgroup_ungroup(gdev);
put_device(dev);
}
driver_unregister(&cdriver->driver);
@ -637,13 +633,7 @@ void ccwgroup_remove_ccwdev(struct ccw_device *cdev)
get_device(&gdev->dev);
spin_unlock_irq(cdev->ccwlock);
/* Unregister group device. */
mutex_lock(&gdev->reg_mutex);
if (device_is_registered(&gdev->dev)) {
__ccwgroup_remove_symlinks(gdev);
device_unregister(&gdev->dev);
__ccwgroup_remove_cdev_refs(gdev);
}
mutex_unlock(&gdev->reg_mutex);
ccwgroup_ungroup(gdev);
/* Release ccwgroup device reference for local processing. */
put_device(&gdev->dev);
}