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| author | Jeff Skirvin <jeffrey.d.skirvin@intel.com> | 2011-03-04 22:06:38 (GMT) |
|---|---|---|
| committer | Dan Williams <dan.j.williams@intel.com> | 2011-07-03 10:55:29 (GMT) |
| commit | 18d3d72a42a846d46b71131982c51d63eba2b7b3 (patch) | |
| tree | a1ce9f03bc358c26750bcd4068a8168e3f13e2c4 /drivers/scsi | |
| parent | 5409bc3a20b239d1b3919db451ee4f6513e64ed1 (diff) | |
| download | linux-fsl-qoriq-18d3d72a42a846d46b71131982c51d63eba2b7b3.tar.xz | |
isci: isci_request_cleanup_completed_loiterer checks task before task_done
In the condition where outstanding I/Os are being cleaned from the device
requests in process list, the cleanup function needs to check that the
request is actually a sas-task and not a task management function.
Signed-off-by: Jeff Skirvin <jeffrey.d.skirvin@intel.com>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Diffstat (limited to 'drivers/scsi')
| -rw-r--r-- | drivers/scsi/isci/task.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/drivers/scsi/isci/task.c b/drivers/scsi/isci/task.c index 98204b0..779f6cf 100644 --- a/drivers/scsi/isci/task.c +++ b/drivers/scsi/isci/task.c @@ -631,13 +631,16 @@ static void isci_request_cleanup_completed_loiterer( struct isci_remote_device *isci_device, struct isci_request *isci_request) { - struct sas_task *task = isci_request_access_task(isci_request); - unsigned long flags; + struct sas_task *task; + unsigned long flags; + + task = (isci_request->ttype == io_task) + ? isci_request_access_task(isci_request) + : NULL; dev_dbg(&isci_host->pdev->dev, "%s: isci_device=%p, request=%p, task=%p\n", - __func__, isci_device, isci_request, - isci_request->ttype_ptr.io_task_ptr); + __func__, isci_device, isci_request, task); spin_lock_irqsave(&isci_host->scic_lock, flags); list_del_init(&isci_request->dev_node); |