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authorArtem Chernyshev <artem.chernyshev@red-soft.ru>2023-11-28 15:11:59 +0300
committerMartin K. Petersen <martin.petersen@oracle.com>2023-12-05 21:13:15 -0500
commit25cba909ade2a24f7356dc547dc417042bcef722 (patch)
treed07d5c71f7801f55a5b342ddfd497bf9d06945dc
parent84e46978b91f387d5d153f7f76ddc87471f4a52c (diff)
scsi: isci: Remove redundant check in isci_task_request_build()
sci_task_request_construct_ssp() has invariant return. Change this function to void and get rid of unnecessary checks. Found by Linux Verification Center (linuxtesting.org) with SVACE. Signed-off-by: Artem Chernyshev <artem.chernyshev@red-soft.ru> Link: https://lore.kernel.org/r/20231128121159.2373975-1-artem.chernyshev@red-soft.ru Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
-rw-r--r--drivers/scsi/isci/request.c5
-rw-r--r--drivers/scsi/isci/request.h2
-rw-r--r--drivers/scsi/isci/task.c4
3 files changed, 3 insertions, 8 deletions
diff --git a/drivers/scsi/isci/request.c b/drivers/scsi/isci/request.c
index a7b3243b471d..71f711cb0628 100644
--- a/drivers/scsi/isci/request.c
+++ b/drivers/scsi/isci/request.c
@@ -738,8 +738,7 @@ static enum sci_status sci_io_request_construct_basic_ssp(struct isci_request *i
return SCI_SUCCESS;
}
-enum sci_status sci_task_request_construct_ssp(
- struct isci_request *ireq)
+void sci_task_request_construct_ssp(struct isci_request *ireq)
{
/* Construct the SSP Task SCU Task Context */
scu_ssp_task_request_construct_task_context(ireq);
@@ -748,8 +747,6 @@ enum sci_status sci_task_request_construct_ssp(
sci_task_request_build_ssp_task_iu(ireq);
sci_change_state(&ireq->sm, SCI_REQ_CONSTRUCTED);
-
- return SCI_SUCCESS;
}
static enum sci_status sci_io_request_construct_basic_sata(struct isci_request *ireq)
diff --git a/drivers/scsi/isci/request.h b/drivers/scsi/isci/request.h
index 20b141739e4d..79ddfffbf73c 100644
--- a/drivers/scsi/isci/request.h
+++ b/drivers/scsi/isci/request.h
@@ -300,7 +300,7 @@ sci_task_request_construct(struct isci_host *ihost,
struct isci_remote_device *idev,
u16 io_tag,
struct isci_request *ireq);
-enum sci_status sci_task_request_construct_ssp(struct isci_request *ireq);
+void sci_task_request_construct_ssp(struct isci_request *ireq);
void sci_smp_request_copy_response(struct isci_request *ireq);
static inline int isci_task_is_ncq_recovery(struct sas_task *task)
diff --git a/drivers/scsi/isci/task.c b/drivers/scsi/isci/task.c
index c514b20293b2..3a25b1a2c52d 100644
--- a/drivers/scsi/isci/task.c
+++ b/drivers/scsi/isci/task.c
@@ -243,9 +243,7 @@ static struct isci_request *isci_task_request_build(struct isci_host *ihost,
/* XXX convert to get this from task->tproto like other drivers */
if (dev->dev_type == SAS_END_DEVICE) {
isci_tmf->proto = SAS_PROTOCOL_SSP;
- status = sci_task_request_construct_ssp(ireq);
- if (status != SCI_SUCCESS)
- return NULL;
+ sci_task_request_construct_ssp(ireq);
}
return ireq;