[PATCH 1/9] dasd: Clarify comment

Martin Schwidefsky
2013-06-03T15:03:14Z

dasd_cancel_req will never return 1, only 0.

Signed-off-by: Hannes Reinecke <hare@suse.de>
Signed-off-by: Stefan Weinhuber <wein@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
---
drivers/s390/block/dasd.c | 4 +---
1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/s390/block/dasd.c b/drivers/s390/block/dasd.c
index d72a9216e..4985489 100644
--- a/drivers/s390/block/dasd.c
+++ b/drivers/s390/block/dasd.c
@@ -2402,8 +2402,7 @@ int dasd_sleep_on_immediatly(struct dasd_ccw_req *cqr)
* Cancels a request that was started with dasd_sleep_on_req.
* This is useful to timeout requests. The request will be
* terminated if it is currently in i/o.
- * Returns 1 if the request has been terminated.
- * 0 if there was no need to terminate the request (not started yet)
+ * Returns 0 if request termination was successful
* negative error code if termination failed
* Cancellation of a request is an asynchronous operation! The calling
* function has to wait until the request is properly returned via callback.
@@ -2440,7 +2439,6 @@ int dasd_cancel_req(struct dasd_ccw_req *cqr)
return rc;
}

-
/*
* SECTION: Operations of the dasd_block layer.
*/
--
1.7.9.5