diff options
| -rw-r--r-- | drivers/scsi/isci/core/scic_sds_request.c | 1 | ||||
| -rw-r--r-- | drivers/scsi/isci/init.c | 4 | ||||
| -rw-r--r-- | drivers/scsi/isci/port.c | 1 | ||||
| -rw-r--r-- | drivers/scsi/isci/remote_device.c | 10 | ||||
| -rw-r--r-- | drivers/scsi/isci/request.c | 1 | ||||
| -rw-r--r-- | drivers/scsi/isci/request.h | 5 | ||||
| -rw-r--r-- | drivers/scsi/isci/task.c | 11 |
7 files changed, 15 insertions, 18 deletions
diff --git a/drivers/scsi/isci/core/scic_sds_request.c b/drivers/scsi/isci/core/scic_sds_request.c index 64aa9c60836..a6ee155c682 100644 --- a/drivers/scsi/isci/core/scic_sds_request.c +++ b/drivers/scsi/isci/core/scic_sds_request.c @@ -1635,7 +1635,6 @@ static void scic_sds_request_completed_state_enter( struct isci_host *ihost = sci_object_get_association(scic); struct isci_request *ireq = sci_object_get_association(sci_req); - SET_STATE_HANDLER(sci_req, scic_sds_request_state_handler_table, SCI_BASE_REQUEST_STATE_COMPLETED); diff --git a/drivers/scsi/isci/init.c b/drivers/scsi/isci/init.c index 5e63ae6a75d..5da9a6925cd 100644 --- a/drivers/scsi/isci/init.c +++ b/drivers/scsi/isci/init.c @@ -362,8 +362,6 @@ static int isci_setup_interrupts(struct pci_dev *pdev) else isr = isci_msix_isr; - BUG_ON(!isci_host); - err = devm_request_irq(&pdev->dev, msix->vector, isr, 0, DRV_NAME"-msix", isci_host); if (!err) @@ -379,13 +377,11 @@ static int isci_setup_interrupts(struct pci_dev *pdev) pci_disable_msix(pdev); goto intx; } - return 0; intx: err = devm_request_irq(&pdev->dev, pdev->irq, isci_intx_isr, IRQF_SHARED, DRV_NAME"-intx", pdev); - return err; } diff --git a/drivers/scsi/isci/port.c b/drivers/scsi/isci/port.c index b675a94f4a7..cf78cf0a674 100644 --- a/drivers/scsi/isci/port.c +++ b/drivers/scsi/isci/port.c @@ -178,6 +178,7 @@ void isci_port_link_up( unsigned long success = true; BUG_ON(isci_phy->isci_port != NULL); + isci_phy->isci_port = isci_port; dev_dbg(&isci_host->pdev->dev, diff --git a/drivers/scsi/isci/remote_device.c b/drivers/scsi/isci/remote_device.c index 320850cf46f..9301e25dff3 100644 --- a/drivers/scsi/isci/remote_device.c +++ b/drivers/scsi/isci/remote_device.c @@ -202,8 +202,6 @@ static enum sci_status isci_remote_device_construct( sci_object_set_association(to_sci_dev(isci_device), isci_device); - BUG_ON(port->isci_host == NULL); - /* start the device. */ status = scic_remote_device_start(to_sci_dev(isci_device), ISCI_REMOTE_DEVICE_START_TIMEOUT); @@ -257,8 +255,12 @@ isci_remote_device_alloc(struct isci_host *ihost, struct isci_port *iport) return NULL; } - BUG_ON(!list_empty(&idev->reqs_in_process)); - BUG_ON(!list_empty(&idev->node)); + if (WARN_ONCE(!list_empty(&idev->reqs_in_process), "found requests in process\n")) + return NULL; + + if (WARN_ONCE(!list_empty(&idev->node), "found non-idle remote device\n")) + return NULL; + isci_remote_device_change_state(idev, isci_freed); return idev; diff --git a/drivers/scsi/isci/request.c b/drivers/scsi/isci/request.c index 37ffedc94ac..a90c299b723 100644 --- a/drivers/scsi/isci/request.c +++ b/drivers/scsi/isci/request.c @@ -472,7 +472,6 @@ int isci_request_execute( out: if (status != SCI_SUCCESS) { - /* release dma memory on failure. */ isci_request_free(isci_host, request); request = NULL; diff --git a/drivers/scsi/isci/request.h b/drivers/scsi/isci/request.h index 0c08da6bcd8..642b21166fc 100644 --- a/drivers/scsi/isci/request.h +++ b/drivers/scsi/isci/request.h @@ -193,8 +193,6 @@ static inline enum isci_request_status isci_request_change_started_to_newstate( enum isci_request_status old_state; unsigned long flags; - BUG_ON(isci_request == NULL); - spin_lock_irqsave(&isci_request->state_lock, flags); old_state = isci_request->status; @@ -243,7 +241,8 @@ static inline void isci_request_free( struct isci_host *isci_host, struct isci_request *isci_request) { - BUG_ON(isci_request == NULL); + if (!isci_request) + return; /* release the dma memory if we fail. */ dma_pool_free(isci_host->dma_pool, isci_request, diff --git a/drivers/scsi/isci/task.c b/drivers/scsi/isci/task.c index b88101e195d..c79968db871 100644 --- a/drivers/scsi/isci/task.c +++ b/drivers/scsi/isci/task.c @@ -272,7 +272,7 @@ static enum sci_status isci_task_request_build( { struct scic_sds_remote_device *sci_device; enum sci_status status = SCI_FAILURE; - struct isci_request *request; + struct isci_request *request = NULL; struct isci_remote_device *isci_device; /* struct sci_sas_identify_address_frame_protocols dev_protocols; */ struct smp_discover_response_protocols dev_protocols; @@ -372,8 +372,6 @@ static void isci_tmf_timeout_cb(void *tmf_request_arg) struct isci_tmf *tmf = isci_request_access_tmf(request); enum sci_status status; - BUG_ON(request->ttype != tmf_task); - /* This task management request has timed-out. Terminate the request * so that the request eventually completes to the requestor in the * request completion callback path. @@ -1121,8 +1119,11 @@ static void isci_abort_task_process_cb( * request state was already set to "aborted" by the abort * task function. */ - BUG_ON((old_request->status != aborted) - && (old_request->status != completed)); + if ((old_request->status != aborted) + && (old_request->status != completed)) + dev_err(&old_request->isci_host->pdev->dev, + "%s: Bad request status (%d): tmf=%p, old_request=%p\n", + __func__, old_request->status, tmf, old_request); break; case isci_tmf_timed_out: |