Merge branch 'for-linus' of master.kernel.org:/pub/scm/linux/kernel/git/roland/infiniband

[linux-2.6-omap-h63xx.git] / drivers / s390 / cio / ccwgroup.c

diff --git a/drivers/s390/cio/ccwgroup.c b/drivers/s390/cio/ccwgroup.c
index 306525acb9f829d8a51e700e0ac458a4cccaf1a2..dbb3eb0e330b00d017ca7b98817d8f2fde5f4932 100644 (file)
--- a/drivers/s390/cio/ccwgroup.c
+++ b/drivers/s390/cio/ccwgroup.c
@@ -403,34 +403,22 @@ ccwgroup_driver_register (struct ccwgroup_driver *cdriver)
        return driver_register(&cdriver->driver);
 }
 
-static inline struct device *
-__get_next_ccwgroup_device(struct device_driver *drv)
+static int
+__ccwgroup_driver_unregister_device(struct device *dev, void *data)
 {
-       struct device *dev, *d;
-
-       down_read(&drv->bus->subsys.rwsem);
-       dev = NULL;
-       list_for_each_entry(d, &drv->devices, driver_list) {
-               dev = get_device(d);
-               if (dev)
-                       break;
-       }
-       up_read(&drv->bus->subsys.rwsem);
-       return dev;
+       __ccwgroup_remove_symlinks(to_ccwgroupdev(dev));
+       device_unregister(dev);
+       put_device(dev);
+       return 0;
 }
 
 void
 ccwgroup_driver_unregister (struct ccwgroup_driver *cdriver)
 {
-       struct device *dev;
-
        /* We don't want ccwgroup devices to live longer than their driver. */
        get_driver(&cdriver->driver);
-       while ((dev = __get_next_ccwgroup_device(&cdriver->driver))) {
-               __ccwgroup_remove_symlinks(to_ccwgroupdev(dev));
-               device_unregister(dev);
-               put_device(dev);
-       };
+       driver_for_each_device(&cdriver->driver, NULL, NULL,
+                              __ccwgroup_driver_unregister_device);
        put_driver(&cdriver->driver);
        driver_unregister(&cdriver->driver);
 }
@@ -449,7 +437,7 @@ __ccwgroup_get_gdev_by_cdev(struct ccw_device *cdev)
        if (cdev->dev.driver_data) {
                gdev = (struct ccwgroup_device *)cdev->dev.driver_data;
                if (get_device(&gdev->dev)) {
-                       if (!list_empty(&gdev->dev.node))
+                       if (device_is_registered(&gdev->dev))
                                return gdev;
                        put_device(&gdev->dev);
                }