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>

1 files changed, 2 insertions, 12 deletions

diff --git a/drivers/s390/cio/ccwgroup.c b/drivers/s390/cio/ccwgroup.c
index 4ec19870447e..e443b0d0b236 100644
--- a/drivers/s390/cio/ccwgroup.c
+++ b/drivers/s390/cio/ccwgroup.c
@@ -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);
 }