Date: Tue, 7 Feb 2012 17:45:11 +0000 (UTC) From: Jim Harris <jimharris@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r231137 - head/sys/dev/isci/scil Message-ID: <201202071745.q17HjB3s099969@svn.freebsd.org>
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Author: jimharris Date: Tue Feb 7 17:45:11 2012 New Revision: 231137 URL: http://svn.freebsd.org/changeset/base/231137 Log: Fix Coverity defects in isci(4) driver. Sponsored by: Intel Approved by: scottl Modified: head/sys/dev/isci/scil/scic_sds_stp_request.c head/sys/dev/isci/scil/scif_sas_controller.c head/sys/dev/isci/scil/scif_sas_domain.c head/sys/dev/isci/scil/scif_sas_remote_device.c head/sys/dev/isci/scil/scif_sas_smp_io_request.c head/sys/dev/isci/scil/scif_sas_smp_remote_device.c Modified: head/sys/dev/isci/scil/scic_sds_stp_request.c ============================================================================== --- head/sys/dev/isci/scil/scic_sds_stp_request.c Tue Feb 7 17:43:58 2012 (r231136) +++ head/sys/dev/isci/scil/scic_sds_stp_request.c Tue Feb 7 17:45:11 2012 (r231137) @@ -1124,9 +1124,6 @@ SCI_STATUS scic_sds_stp_request_pio_data if (status == SCI_SUCCESS) { this_sds_stp_request->type.pio.pio_transfer_bytes -= remaining_bytes_in_current_sgl; - - //update the current sgl, sgl_offset and save for future - current_sgl = scic_sds_stp_request_pio_get_next_sgl(this_sds_stp_request); sgl_offset = 0; } } Modified: head/sys/dev/isci/scil/scif_sas_controller.c ============================================================================== --- head/sys/dev/isci/scil/scif_sas_controller.c Tue Feb 7 17:43:58 2012 (r231136) +++ head/sys/dev/isci/scil/scif_sas_controller.c Tue Feb 7 17:45:11 2012 (r231137) @@ -87,6 +87,10 @@ SCI_STATUS scif_controller_construct( SCIF_SAS_LIBRARY_T * fw_library = (SCIF_SAS_LIBRARY_T*) library; SCIF_SAS_CONTROLLER_T * fw_controller = (SCIF_SAS_CONTROLLER_T*) controller; + // Validate the user supplied parameters. + if ((library == SCI_INVALID_HANDLE) || (controller == SCI_INVALID_HANDLE)) + return SCI_FAILURE_INVALID_PARAMETER_VALUE; + SCIF_LOG_TRACE(( sci_base_object_get_logger(library), SCIF_LOG_OBJECT_CONTROLLER | SCIF_LOG_OBJECT_INITIALIZATION, @@ -94,10 +98,6 @@ SCI_STATUS scif_controller_construct( library, controller )); - // Validate the user supplied parameters. - if ((library == SCI_INVALID_HANDLE) || (controller == SCI_INVALID_HANDLE)) - return SCI_FAILURE_INVALID_PARAMETER_VALUE; - // Construct the base controller. As part of constructing the base // controller we ask it to also manage the MDL iteration for the Core. sci_base_controller_construct( @@ -144,6 +144,10 @@ SCI_STATUS scif_controller_initialize( { SCIF_SAS_CONTROLLER_T * fw_controller = (SCIF_SAS_CONTROLLER_T*) controller; + // Validate the user supplied parameters. + if (controller == SCI_INVALID_HANDLE) + return SCI_FAILURE_INVALID_PARAMETER_VALUE; + SCIF_LOG_TRACE(( sci_base_object_get_logger(controller), SCIF_LOG_OBJECT_CONTROLLER | SCIF_LOG_OBJECT_INITIALIZATION, @@ -151,10 +155,6 @@ SCI_STATUS scif_controller_initialize( controller )); - // Validate the user supplied parameters. - if (controller == SCI_INVALID_HANDLE) - return SCI_FAILURE_INVALID_PARAMETER_VALUE; - return fw_controller->state_handlers->initialize_handler( &fw_controller->parent ); @@ -187,6 +187,10 @@ SCI_STATUS scif_controller_start( { SCIF_SAS_CONTROLLER_T * fw_controller = (SCIF_SAS_CONTROLLER_T*) controller; + // Validate the user supplied parameters. + if (controller == SCI_INVALID_HANDLE) + return SCI_FAILURE_INVALID_PARAMETER_VALUE; + SCIF_LOG_TRACE(( sci_base_object_get_logger(controller), SCIF_LOG_OBJECT_CONTROLLER | SCIF_LOG_OBJECT_INITIALIZATION, @@ -194,10 +198,6 @@ SCI_STATUS scif_controller_start( controller, timeout )); - // Validate the user supplied parameters. - if (controller == SCI_INVALID_HANDLE) - return SCI_FAILURE_INVALID_PARAMETER_VALUE; - return fw_controller->state_handlers-> start_handler(&fw_controller->parent, timeout); } @@ -211,6 +211,10 @@ SCI_STATUS scif_controller_stop( { SCIF_SAS_CONTROLLER_T * fw_controller = (SCIF_SAS_CONTROLLER_T*) controller; + // Validate the user supplied parameters. + if (controller == SCI_INVALID_HANDLE) + return SCI_FAILURE_INVALID_PARAMETER_VALUE; + SCIF_LOG_TRACE(( sci_base_object_get_logger(controller), SCIF_LOG_OBJECT_CONTROLLER | SCIF_LOG_OBJECT_SHUTDOWN, @@ -218,10 +222,6 @@ SCI_STATUS scif_controller_stop( controller, timeout )); - // Validate the user supplied parameters. - if (controller == SCI_INVALID_HANDLE) - return SCI_FAILURE_INVALID_PARAMETER_VALUE; - return fw_controller->state_handlers-> stop_handler(&fw_controller->parent, timeout); @@ -235,6 +235,10 @@ SCI_STATUS scif_controller_reset( { SCIF_SAS_CONTROLLER_T * fw_controller = (SCIF_SAS_CONTROLLER_T*) controller; + // Validate the user supplied parameters. + if (controller == SCI_INVALID_HANDLE) + return SCI_FAILURE_INVALID_PARAMETER_VALUE; + SCIF_LOG_TRACE(( sci_base_object_get_logger(controller), SCIF_LOG_OBJECT_CONTROLLER | SCIF_LOG_OBJECT_CONTROLLER_RESET, @@ -242,10 +246,6 @@ SCI_STATUS scif_controller_reset( controller )); - // Validate the user supplied parameters. - if (controller == SCI_INVALID_HANDLE) - return SCI_FAILURE_INVALID_PARAMETER_VALUE; - return fw_controller->state_handlers-> reset_handler(&fw_controller->parent); } @@ -306,13 +306,6 @@ SCI_TASK_STATUS scif_controller_start_ta { SCIF_SAS_CONTROLLER_T * fw_controller = (SCIF_SAS_CONTROLLER_T*) controller; - SCIF_LOG_TRACE(( - sci_base_object_get_logger(controller), - SCIF_LOG_OBJECT_CONTROLLER | SCIF_LOG_OBJECT_TASK_MANAGEMENT, - "scif_controller_start_task(0x%x, 0x%x, 0x%x, 0x%x) enter\n", - controller, remote_device, task_request, io_tag - )); - // Validate the user supplied parameters. if ( (controller == SCI_INVALID_HANDLE) || (remote_device == SCI_INVALID_HANDLE) @@ -321,6 +314,13 @@ SCI_TASK_STATUS scif_controller_start_ta return SCI_FAILURE_INVALID_PARAMETER_VALUE; } + SCIF_LOG_TRACE(( + sci_base_object_get_logger(controller), + SCIF_LOG_OBJECT_CONTROLLER | SCIF_LOG_OBJECT_TASK_MANAGEMENT, + "scif_controller_start_task(0x%x, 0x%x, 0x%x, 0x%x) enter\n", + controller, remote_device, task_request, io_tag + )); + if (scif_sas_controller_sufficient_resource(controller)) { return fw_controller->state_handlers->start_task_handler( @@ -368,13 +368,6 @@ SCI_STATUS scif_controller_complete_task { SCIF_SAS_CONTROLLER_T * fw_controller = (SCIF_SAS_CONTROLLER_T*) controller; - SCIF_LOG_TRACE(( - sci_base_object_get_logger(controller), - SCIF_LOG_OBJECT_CONTROLLER | SCIF_LOG_OBJECT_TASK_MANAGEMENT, - "scif_controller_complete_task(0x%x, 0x%x, 0x%x) enter\n", - controller, remote_device, task_request - )); - // Validate the user supplied parameters. if ( (controller == SCI_INVALID_HANDLE) || (remote_device == SCI_INVALID_HANDLE) @@ -383,6 +376,13 @@ SCI_STATUS scif_controller_complete_task return SCI_FAILURE_INVALID_PARAMETER_VALUE; } + SCIF_LOG_TRACE(( + sci_base_object_get_logger(controller), + SCIF_LOG_OBJECT_CONTROLLER | SCIF_LOG_OBJECT_TASK_MANAGEMENT, + "scif_controller_complete_task(0x%x, 0x%x, 0x%x) enter\n", + controller, remote_device, task_request + )); + return fw_controller->state_handlers->complete_task_handler( (SCI_BASE_CONTROLLER_T*) controller, (SCI_BASE_REMOTE_DEVICE_T*) remote_device, Modified: head/sys/dev/isci/scil/scif_sas_domain.c ============================================================================== --- head/sys/dev/isci/scil/scif_sas_domain.c Tue Feb 7 17:43:58 2012 (r231136) +++ head/sys/dev/isci/scil/scif_sas_domain.c Tue Feb 7 17:45:11 2012 (r231137) @@ -142,8 +142,8 @@ SCI_PORT_HANDLE_T scif_domain_get_scic_p { SCIF_SAS_DOMAIN_T * fw_domain = (SCIF_SAS_DOMAIN_T*) domain; - if ( (fw_domain != NULL) && (fw_domain->core_object != SCI_INVALID_HANDLE) ) - return fw_domain->core_object; + if ( (fw_domain == NULL) || (fw_domain->core_object == SCI_INVALID_HANDLE) ) + return SCI_INVALID_HANDLE; SCIF_LOG_WARNING(( sci_base_object_get_logger(fw_domain), @@ -152,7 +152,7 @@ SCI_PORT_HANDLE_T scif_domain_get_scic_p fw_domain )); - return SCI_INVALID_HANDLE; + return fw_domain->core_object; } // --------------------------------------------------------------------------- Modified: head/sys/dev/isci/scil/scif_sas_remote_device.c ============================================================================== --- head/sys/dev/isci/scil/scif_sas_remote_device.c Tue Feb 7 17:43:58 2012 (r231136) +++ head/sys/dev/isci/scil/scif_sas_remote_device.c Tue Feb 7 17:45:11 2012 (r231137) @@ -362,8 +362,8 @@ SCI_REMOTE_DEVICE_HANDLE_T scif_remote_d SCIF_SAS_REMOTE_DEVICE_T * fw_device = (SCIF_SAS_REMOTE_DEVICE_T*) scif_remote_device; - if ( (fw_device != NULL) && (fw_device->core_object != SCI_INVALID_HANDLE) ) - return fw_device->core_object; + if ( (fw_device == NULL) || (fw_device->core_object == SCI_INVALID_HANDLE) ) + return SCI_INVALID_HANDLE; SCIF_LOG_WARNING(( sci_base_object_get_logger(fw_device), @@ -372,7 +372,7 @@ SCI_REMOTE_DEVICE_HANDLE_T scif_remote_d fw_device )); - return SCI_INVALID_HANDLE; + return fw_device->core_object; } // --------------------------------------------------------------------------- Modified: head/sys/dev/isci/scil/scif_sas_smp_io_request.c ============================================================================== --- head/sys/dev/isci/scil/scif_sas_smp_io_request.c Tue Feb 7 17:43:58 2012 (r231136) +++ head/sys/dev/isci/scil/scif_sas_smp_io_request.c Tue Feb 7 17:45:11 2012 (r231137) @@ -580,7 +580,7 @@ SCI_STATUS scif_sas_smp_external_request default: //unsupported case, TBD - break; + return SCI_FAILURE; } //end of switch //set the retry count to new built smp request. Modified: head/sys/dev/isci/scil/scif_sas_smp_remote_device.c ============================================================================== --- head/sys/dev/isci/scil/scif_sas_smp_remote_device.c Tue Feb 7 17:43:58 2012 (r231136) +++ head/sys/dev/isci/scil/scif_sas_smp_remote_device.c Tue Feb 7 17:45:11 2012 (r231137) @@ -748,7 +748,6 @@ SCI_STATUS scif_sas_smp_remote_device_de { SCIF_SAS_DOMAIN_T * fw_domain; SCI_SAS_ADDRESS_T attached_device_address; - SCIF_SAS_REMOTE_DEVICE_T * attached_remote_device; SMP_RESPONSE_DISCOVER_T * discover_response = &smp_response->response.discover; @@ -782,13 +781,11 @@ SCI_STATUS scif_sas_smp_remote_device_de fw_domain = fw_device->domain; attached_device_address = discover_response->attached_sas_address; - attached_remote_device = (SCIF_SAS_REMOTE_DEVICE_T *) - scif_domain_get_device_by_sas_address( - fw_domain, &attached_device_address - ); - // the device should have already existed in the domian. - ASSERT (attached_remote_device != SCI_INVALID_HANDLE); + ASSERT(scif_domain_get_device_by_sas_address( + fw_domain, + &attached_device_address + ) != SCI_INVALID_HANDLE); return SCI_SUCCESS; } else @@ -1774,6 +1771,8 @@ SCIF_SAS_SMP_PHY_T * scif_sas_smp_remote SCI_FAST_LIST_ELEMENT_T * element = smp_remote_device->smp_phy_list.list_head; SCIF_SAS_SMP_PHY_T * curr_smp_phy = NULL; + ASSERT(phy_identifier < smp_remote_device->smp_phy_list.number_of_phys); + while (element != NULL) { curr_smp_phy = (SCIF_SAS_SMP_PHY_T*) sci_fast_list_get_object(element); @@ -1934,11 +1933,8 @@ SCI_STATUS scif_sas_smp_remote_device_sa scif_domain_get_device_by_sas_address( fw_device->domain, &discover_response->attached_sas_address); - if (smp_phy != NULL) - { - scif_sas_smp_phy_save_information( - smp_phy, attached_device, discover_response); - } + scif_sas_smp_phy_save_information( + smp_phy, attached_device, discover_response); //handle the special case of smp phys between expanders. if ( discover_response->protocols.u.bits.attached_smp_target ) @@ -2372,11 +2368,7 @@ void scif_sas_smp_remote_device_clean_ro SCIF_SAS_REMOTE_DEVICE_T * fw_device ) { - SCIF_SAS_SMP_PHY_T * smp_phy_being_config = - scif_sas_smp_remote_device_find_smp_phy_by_id( - fw_device->protocol_device.smp_device.current_activity_phy_index, - &(fw_device->protocol_device.smp_device) - ); + SCIF_SAS_SMP_PHY_T * smp_phy_being_config; SCIF_LOG_TRACE(( sci_base_object_get_logger(fw_device),
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