s390/ccwgroup: exploit ccwdev_by_dev_id

Instead of finding devices via driver_find_device use the bus_find_device
wrapper get_ccwdev_by_dev_id. This allows us to get rid of the ccw_driver
argument of ccwgroup_create_dev and thus simplify the interface.

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

1 files changed, 2 insertions, 2 deletions

diff --git a/arch/s390/include/asm/ccwgroup.h b/arch/s390/include/asm/ccwgroup.h
index f5cfb7925867..70c3d4d2efe8 100644
--- a/arch/s390/include/asm/ccwgroup.h
+++ b/arch/s390/include/asm/ccwgroup.h
@@ -66,8 +66,8 @@ struct ccwgroup_driver {
 extern int  ccwgroup_driver_register   (struct ccwgroup_driver *cdriver);
 extern void ccwgroup_driver_unregister (struct ccwgroup_driver *cdriver);
 int ccwgroup_create_dev(struct device *root, unsigned int creator_id,
-                        struct ccw_driver *cdrv, struct ccwgroup_driver *gdrv,
-                        int num_devices, const char *buf);
+                        struct ccwgroup_driver *gdrv, int num_devices,
+                        const char *buf);
 int ccwgroup_create_from_string(struct device *root, unsigned int creator_id,
                                 struct ccw_driver *cdrv, int num_devices,
                                 const char *buf);