The "sc" variable can potentially be null here, so we have to initialize
"q" later. This was introduced in: 70b25f890 "[SCSI] fix locking around
blk_abort_request()"
Signed-off-by: Dan Carpenter <error27@xxxxxxxxx>
---
I appologize if I sent this already. I was having trouble with my email
earlier today and I don't see this in my gmail outbox.
diff --git a/drivers/scsi/libsas/sas_scsi_host.c b/drivers/scsi/libsas/sas_scsi_host.c
index 8228350..96dc7d0 100644
--- a/drivers/scsi/libsas/sas_scsi_host.c
+++ b/drivers/scsi/libsas/sas_scsi_host.c
@@ -1030,7 +1030,7 @@ int __sas_task_abort(struct sas_task *task)
void sas_task_abort(struct sas_task *task)
{
struct scsi_cmnd *sc = task->uldd_task;
- struct request_queue *q = sc->device->request_queue;
+ struct request_queue *q;
unsigned long flags;
/* Escape for libsas internal commands */
@@ -1046,6 +1046,7 @@ void sas_task_abort(struct sas_task *task)
return;
}
+ q = sc->device->request_queue;
spin_lock_irqsave(q->queue_lock, flags);
blk_abort_request(sc->request);
spin_unlock_irqrestore(q->queue_lock, flags);
--
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