[PATCH 01/19] scsi: hisi_sas: initialize dq spinlock before use

[John Garry]

From: Xiang Chen <chenxian...@hisilicon.com>

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 <chenxian...@hisilicon.com>
Signed-off-by: John Garry <john.ga...@huawei.com>
---
 drivers/scsi/hisi_sas/hisi_sas_main.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/scsi/hisi_sas/hisi_sas_main.c 
b/drivers/scsi/hisi_sas/hisi_sas_main.c
index 5f503cb..359ec52 100644
--- a/drivers/scsi/hisi_sas/hisi_sas_main.c
+++ b/drivers/scsi/hisi_sas/hisi_sas_main.c
@@ -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;
 
-- 
1.9.1