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Subject[PATCH] scsi: isci: Remove redundant initialization of variable 'status'
Date
This patch removes unneeded return variables.
It fixes the following warning detected by coccinelle:
./drivers/scsi/isci/request.c:1483:17-23: Unneeded variable: "status".
Return "SCI_SUCCESS" on line 1503
./drivers/scsi/isci/request.c:2157:17-23: Unneeded variable: "status".
Return "SCI_SUCCESS" on line 2177

Reported-by: Abaci Robot <abaci@linux.alibaba.com>
Signed-off-by: Yang Li <yang.lee@linux.alibaba.com>
---
drivers/scsi/isci/request.c | 8 ++------
1 file changed, 2 insertions(+), 6 deletions(-)

diff --git a/drivers/scsi/isci/request.c b/drivers/scsi/isci/request.c
index 6e08179..8676282 100644
--- a/drivers/scsi/isci/request.c
+++ b/drivers/scsi/isci/request.c
@@ -1480,8 +1480,6 @@ static enum sci_status sci_stp_request_pio_data_in_copy_data(
stp_request_pio_await_h2d_completion_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;
@@ -1500,7 +1498,7 @@ static enum sci_status sci_stp_request_pio_data_in_copy_data(
break;
}

- return status;
+ return SCI_SUCCESS;
}

static enum sci_status
@@ -2154,8 +2152,6 @@ static enum sci_status stp_request_udma_await_tc_event(struct isci_request *ireq
static enum sci_status atapi_raw_completion(struct isci_request *ireq, u32 completion_code,
enum sci_base_request_states next)
{
- 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;
@@ -2174,7 +2170,7 @@ static enum sci_status atapi_raw_completion(struct isci_request *ireq, u32 compl
break;
}

- return status;
+ return SCI_SUCCESS;
}

static enum sci_status atapi_data_tc_completion_handler(struct isci_request *ireq,
--
1.8.3.1
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