s390/dasd: allow 0 for path_threshold attribute
authorStefan Haberland <sth@linux.vnet.ibm.com>
Wed, 25 Jan 2017 13:08:20 +0000 (14:08 +0100)
committerMartin Schwidefsky <schwidefsky@de.ibm.com>
Tue, 31 Jan 2017 09:47:08 +0000 (10:47 +0100)
commitdefc2a9b9899511445cfbaa2c3a6509964b71207
tree43a5eaf236aacb0223560c017273b900eb5f18e9
parent34525e1f7e8dc47834b52d19b02c94b250df6f1f
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>
drivers/s390/block/dasd_devmap.c