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| author | Stefan Haberland <sth@linux.vnet.ibm.com> | 2017-01-25 14:08:20 +0100 |
|---|---|---|
| committer | Martin Schwidefsky <schwidefsky@de.ibm.com> | 2017-01-31 10:47:08 +0100 |
| commit | defc2a9b9899511445cfbaa2c3a6509964b71207 (patch) | |
| tree | 43a5eaf236aacb0223560c017273b900eb5f18e9 /drivers/s390 | |
| parent | 34525e1f7e8dc47834b52d19b02c94b250df6f1f (diff) | |
| download | linux-defc2a9b9899511445cfbaa2c3a6509964b71207.tar.gz linux-defc2a9b9899511445cfbaa2c3a6509964b71207.tar.xz | |
s390/dasd: allow 0 for path_threshold attribute
Allow 0 as valid input for the path_threshold attribute to deactivate
the IFCC/CCC error handling.
Signed-off-by: Stefan Haberland <sth@linux.vnet.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'drivers/s390')
| -rw-r--r-- | drivers/s390/block/dasd_devmap.c | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/drivers/s390/block/dasd_devmap.c b/drivers/s390/block/dasd_devmap.c index 041bdc4429c1..1164b51d09f3 100644 --- a/drivers/s390/block/dasd_devmap.c +++ b/drivers/s390/block/dasd_devmap.c @@ -1518,14 +1518,12 @@ dasd_path_threshold_store(struct device *dev, struct device_attribute *attr, if (IS_ERR(device)) return -ENODEV; - if ((kstrtoul(buf, 10, &val) != 0) || - (val > DASD_THRHLD_MAX) || val == 0) { + if (kstrtoul(buf, 10, &val) != 0 || val > DASD_THRHLD_MAX) { dasd_put_device(device); return -EINVAL; } spin_lock_irqsave(get_ccwdev_lock(to_ccwdev(dev)), flags); - if (val) - device->path_thrhld = val; + device->path_thrhld = val; spin_unlock_irqrestore(get_ccwdev_lock(to_ccwdev(dev)), flags); dasd_put_device(device); return count; |