From: Artem Chernyshev Date: Tue, 28 Nov 2023 12:11:59 +0000 (+0300) Subject: scsi: isci: Remove redundant check in isci_task_request_build() X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=25cba909ade2a24f7356dc547dc417042bcef722;p=linux.git 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 Link: https://lore.kernel.org/r/20231128121159.2373975-1-artem.chernyshev@red-soft.ru Signed-off-by: Martin K. Petersen --- diff --git a/drivers/scsi/isci/request.c b/drivers/scsi/isci/request.c index a7b3243b471d5..71f711cb0628a 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 20b141739e4d9..79ddfffbf73cf 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 c514b20293b2a..3a25b1a2c52dd 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;