scsi: isci: Remove the unneeded variable "status"

The variable 'status' is being initialized with SCI_SUCCESS and never
updated later with a new value. The initialization is redundant and can be
removed.

Link: https://lore.kernel.org/r/1609311860-102820-1-git-send-email-abaci-bugfix@linux.alibaba.com
Reported-by: Abaci <abaci@linux.alibaba.com>
Signed-off-by: YANG LI <abaci-bugfix@linux.alibaba.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>

diff --git a/drivers/scsi/isci/request.c b/drivers/scsi/isci/request.c
index 6e08179..bee1685 100644 (file)
--- a/drivers/scsi/isci/request.c
+++ b/drivers/scsi/isci/request.c
@@ -2103,8 +2103,6 @@ sci_io_request_frame_handler(struct isci_request *ireq,
 static enum sci_status stp_request_udma_await_tc_event(struct isci_request *ireq,
                                                       u32 completion_code)
 {
-       enum sci_status status = SCI_SUCCESS;
-
        switch (SCU_GET_COMPLETION_TL_STATUS(completion_code)) {
        case SCU_MAKE_COMPLETION_STATUS(SCU_TASK_DONE_GOOD):
                ireq->scu_status = SCU_TASK_DONE_GOOD;
@@ -2148,7 +2146,7 @@ static enum sci_status stp_request_udma_await_tc_event(struct isci_request *ireq
                break;
        }
 
-       return status;
+       return SCI_SUCCESS;
 }
 
 static enum sci_status atapi_raw_completion(struct isci_request *ireq, u32 completion_code,