aboutsummaryrefslogtreecommitdiff
path: root/drivers/s390/block/dasd_devmap.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/s390/block/dasd_devmap.c')
-rw-r--r--drivers/s390/block/dasd_devmap.c13
1 files changed, 10 insertions, 3 deletions
diff --git a/drivers/s390/block/dasd_devmap.c b/drivers/s390/block/dasd_devmap.c
index 4cac5b54f26..d49766f3b94 100644
--- a/drivers/s390/block/dasd_devmap.c
+++ b/drivers/s390/block/dasd_devmap.c
@@ -874,12 +874,19 @@ dasd_discipline_show(struct device *dev, struct device_attribute *attr,
ssize_t len;
device = dasd_device_from_cdev(to_ccwdev(dev));
- if (!IS_ERR(device) && device->discipline) {
+ if (IS_ERR(device))
+ goto out;
+ else if (!device->discipline) {
+ dasd_put_device(device);
+ goto out;
+ } else {
len = snprintf(buf, PAGE_SIZE, "%s\n",
device->discipline->name);
dasd_put_device(device);
- } else
- len = snprintf(buf, PAGE_SIZE, "none\n");
+ return len;
+ }
+out:
+ len = snprintf(buf, PAGE_SIZE, "none\n");
return len;
}