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scsi: hisi_sas: initialize dq spinlock before use

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It is required to initialize the dq spinlock before use, which was not being
done, so fix it. This issue can be detected when CONFIG_DEBUG_SPINLOCK is
enabled.

Signed-off-by: Xiang Chen <chenxiang66@hisilicon.com>
Signed-off-by: John Garry <john.garry@huawei.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Xiang Chen 2017-12-09 01:16:32 +08:00 committed by Martin K. Petersen
parent ed123b6e47
commit 39bade0c9f
1 changed files with 1 additions and 0 deletions
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drivers/scsi/hisi_sas/hisi_sas_main.c
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@ -1657,6 +1657,7 @@ int hisi_sas_alloc(struct hisi_hba *hisi_hba, struct Scsi_Host *shost)
cq->hisi_hba = hisi_hba;
/* Delivery queue structure */
spin_lock_init(&dq->lock);
dq->id = i;
dq->hisi_hba = hisi_hba;