Commit 0c3812c3 authored by Vineeth Vijayan's avatar Vineeth Vijayan Committed by Vasily Gorbik
Browse files

s390/cio: derive cdev information only for IO-subchannels 



cdev->online for the purge function must not be checked for the
non-IO subchannel type. Make sure that we are deriving the cdev only
from sch-type SUBCHANNEL_TYPE_IO.

Signed-off-by: default avatarVineeth Vijayan <vneethv@linux.ibm.com>
Reviewed-by: default avatarPeter Oberparleiter <oberpar@linux.ibm.com>
Signed-off-by: default avatarVasily Gorbik <gor@linux.ibm.com>
parent 6526a597

drivers/s390/cio/css.c

+6 −3
Original line number Diff line number Diff line
@@ -792,10 +792,13 @@ static int __unset_online(struct device *dev, void *data) 
{

	struct idset *set = data;

	struct subchannel *sch = to_subchannel(dev);

	struct ccw_device *cdev = sch_get_cdev(sch);

	struct ccw_device *cdev;



	if (sch->st == SUBCHANNEL_TYPE_IO) {

		cdev = sch_get_cdev(sch);

		if (cdev && cdev->online)

			idset_sch_del(set, sch->schid);

	}



	return 0;

}