Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 40c9f999 authored by Sebastian Ott's avatar Sebastian Ott Committed by Martin Schwidefsky
Browse files

[S390] cio: ccw group online store - report rcs to the caller. 



In case the ccw group driver refuses to set a device [on|off]line,
we should transmit the return code to the caller.

Signed-off-by: default avatarSebastian Ott <sebott@linux.vnet.ibm.com>
Signed-off-by: default avatarMartin Schwidefsky <schwidefsky@de.ibm.com>
parent a1f64073

drivers/s390/cio/ccwgroup.c

+8 −7
Original line number Diff line number Diff line
@@ -391,27 +391,28 @@ ccwgroup_online_store (struct device *dev, struct device_attribute *attr, const 
	unsigned long value;

	int ret;



	gdev = to_ccwgroupdev(dev);

	if (!dev->driver)

		return count;

		return -ENODEV;



	gdev = to_ccwgroupdev(dev);

	gdrv = to_ccwgroupdrv(dev->driver);



	gdrv = to_ccwgroupdrv (gdev->dev.driver);

	if (!try_module_get(gdrv->owner))

		return -EINVAL;



	ret = strict_strtoul(buf, 0, &value);

	if (ret)

		goto out;

	ret = count;



	if (value == 1)

		ccwgroup_set_online(gdev);

		ret = ccwgroup_set_online(gdev);

	else if (value == 0)

		ccwgroup_set_offline(gdev);

		ret = ccwgroup_set_offline(gdev);

	else

		ret = -EINVAL;

out:

	module_put(gdrv->owner);

	return ret;

	return (ret == 0) ? count : ret;

}



static ssize_t