diff options
| author |   Stefan Haberland <sth@linux.ibm.com> | 2018-07-25 14:00:47 +0200 |
|---|---|---|
| committer |   Martin Schwidefsky <schwidefsky@de.ibm.com> | 2018-08-09 12:49:32 +0200 |
| commit | 669f3765b755fd8739ab46ce3a9c6292ce8b3d2a (patch) | |
| tree | 74b8bacd507ec35a619b77317ecfaaceb0fd131c /drivers/s390/block | |
| parent | s390/dasd: fix panic for failed online processing (diff) | |
| download | linux-dev-669f3765b755fd8739ab46ce3a9c6292ce8b3d2a.tar.xz linux-dev-669f3765b755fd8739ab46ce3a9c6292ce8b3d2a.zip | |
s390/dasd: fix hanging offline processing due to canceled worker
During offline processing two worker threads are canceled without
freeing the device reference which leads to a hanging offline process.
Reviewed-by: Jan Hoeppner <hoeppner@linux.ibm.com>
Signed-off-by: Stefan Haberland <sth@linux.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'drivers/s390/block')
| -rw-r--r-- | drivers/s390/block/dasd_eckd.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/s390/block/dasd_eckd.c b/drivers/s390/block/dasd_eckd.c index 1e97378d4f60..4e7b55a14b1a 100644 --- a/drivers/s390/block/dasd_eckd.c +++ b/drivers/s390/block/dasd_eckd.c @@ -2038,8 +2038,11 @@ static int dasd_eckd_basic_to_ready(struct dasd_device *device) static int dasd_eckd_online_to_ready(struct dasd_device *device) { - cancel_work_sync(&device->reload_device); - cancel_work_sync(&device->kick_validate); + if (cancel_work_sync(&device->reload_device)) + dasd_put_device(device); + if (cancel_work_sync(&device->kick_validate)) + dasd_put_device(device); + return 0; }; |