[PATCH v5 2/7] scsi: hisi_sas: Move slot variable definition in hisi_sas_abort_task()

John Garry
2022-09-27T07:11:43Z

Each branch currently defines a slot variable independently, and it is
neater to move it to the function head.

Signed-off-by: Xingui Yang <yangxingui@huawei.com>
Signed-off-by: John Garry <john.garry@huawei.com>
---
drivers/scsi/hisi_sas/hisi_sas_main.c | 8 +++-----
1 file changed, 3 insertions(+), 5 deletions(-)

diff --git a/drivers/scsi/hisi_sas/hisi_sas_main.c b/drivers/scsi/hisi_sas/hisi_sas_main.c
index 699b07abb6b0..8303aa5eaf25 100644
--- a/drivers/scsi/hisi_sas/hisi_sas_main.c
+++ b/drivers/scsi/hisi_sas/hisi_sas_main.c
@@ -1547,6 +1547,7 @@ static int hisi_sas_abort_task(struct sas_task *task)
struct hisi_sas_internal_abort_data internal_abort_data = { false };
struct domain_device *device = task->dev;
struct hisi_sas_device *sas_dev = device->lldd_dev;
+ struct hisi_sas_slot *slot = task->lldd_task;
struct hisi_hba *hisi_hba;
struct device *dev;
int rc = TMF_RESP_FUNC_FAILED;
@@ -1560,7 +1561,6 @@ static int hisi_sas_abort_task(struct sas_task *task)

spin_lock_irqsave(&task->task_state_lock, flags);
if (task->task_state_flags & SAS_TASK_STATE_DONE) {
- struct hisi_sas_slot *slot = task->lldd_task;
struct hisi_sas_cq *cq;

if (slot) {
@@ -1578,8 +1578,7 @@ static int hisi_sas_abort_task(struct sas_task *task)
task->task_state_flags |= SAS_TASK_STATE_ABORTED;
spin_unlock_irqrestore(&task->task_state_lock, flags);

- if (task->lldd_task && task->task_proto & SAS_PROTOCOL_SSP) {
- struct hisi_sas_slot *slot = task->lldd_task;
+ if (slot && task->task_proto & SAS_PROTOCOL_SSP) {
u16 tag = slot->idx;
int rc2;

@@ -1613,9 +1612,8 @@ static int hisi_sas_abort_task(struct sas_task *task)
hisi_sas_dereg_device(hisi_hba, device);
rc = hisi_sas_softreset_ata_disk(device);
}
- } else if (task->lldd_task && task->task_proto & SAS_PROTOCOL_SMP) {
+ } else if (slot && task->task_proto & SAS_PROTOCOL_SMP) {
/* SMP */
- struct hisi_sas_slot *slot = task->lldd_task;
u32 tag = slot->idx;
struct hisi_sas_cq *cq = &hisi_hba->cq[slot->dlvry_queue];

--
2.35.3