[S390] return 'count' for successful execution of dasd_eer_enable.

Currently the return value of 'dasd_eer_enable' is returned - even if the
function returned '0'. Now return 'count' for successful execution.

Signed-off-by: Horst Hummel <horst.hummel@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>

1 files changed, 5 insertions, 4 deletions

diff --git a/drivers/s390/block/dasd_devmap.c b/drivers/s390/block/dasd_devmap.c
index b5e70c52392..17fdd8c9f74 100644
--- a/drivers/s390/block/dasd_devmap.c
+++ b/drivers/s390/block/dasd_devmap.c
@@ -877,12 +877,13 @@ dasd_eer_store(struct device *dev, struct device_attribute *attr,
         if (((endp + 1) < (buf + count)) || (val > 1))
                 return -EINVAL;
 
-        rc = count;
-        if (val)
+        if (val) {
                 rc = dasd_eer_enable(devmap->device);
-        else
+                if (rc)
+                        return rc;
+        } else
                 dasd_eer_disable(devmap->device);
-        return rc;
+        return count;
 }
 
 static DEVICE_ATTR(eer_enabled, 0644, dasd_eer_show, dasd_eer_store);