scsi: mpt3sas: Annotate switch/case fall-through

This patch avoids that gcc complains about switch/case fall-through
when building with W=1.

Signed-off-by: Bart Van Assche <bart.vanassche@wdc.com>
Cc: Sathya Prakash <sathya.prakash@broadcom.com>
Cc: Chaitra P B <chaitra.basappa@broadcom.com>
Cc: Suganath Prabu Subramani <suganath-prabu.subramani@broadcom.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>

diff --git a/drivers/scsi/mpt3sas/mpt3sas_ctl.c b/drivers/scsi/mpt3sas/mpt3sas_ctl.c
index 1005249..6126d4e 100644 (file)
--- a/drivers/scsi/mpt3sas/mpt3sas_ctl.c
+++ b/drivers/scsi/mpt3sas/mpt3sas_ctl.c
@@ -970,6 +970,7 @@ _ctl_do_mpt_command(struct MPT3SAS_ADAPTER *ioc, struct mpt3_ioctl_command karg,
                }
                /* drop to default case for posting the request */
        }
+               /* fall through */
        default:
                ioc->build_sg_mpi(ioc, psge, data_out_dma, data_out_sz,
                    data_in_dma, data_in_sz);

diff --git a/drivers/scsi/mpt3sas/mpt3sas_scsih.c b/drivers/scsi/mpt3sas/mpt3sas_scsih.c
index 4f7a91f..fbed210 100644 (file)
--- a/drivers/scsi/mpt3sas/mpt3sas_scsih.c
+++ b/drivers/scsi/mpt3sas/mpt3sas_scsih.c
@@ -5413,6 +5413,7 @@ _scsih_io_done(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 msix_index, u32 reply)
 
        case MPI2_IOCSTATUS_SCSI_DATA_OVERRUN:
                scsi_set_resid(scmd, 0);
+               /* fall through */
        case MPI2_IOCSTATUS_SCSI_RECOVERED_ERROR:
        case MPI2_IOCSTATUS_SUCCESS:
                scmd->result = (DID_OK << 16) | scsi_status;
@@ -6443,6 +6444,7 @@ _scsih_sas_topology_change_event(struct MPT3SAS_ADAPTER *ioc,
                        if (!test_bit(handle, ioc->pend_os_device_add))
                                break;
 
+                       /* fall through */
 
                case MPI2_EVENT_SAS_TOPO_RC_TARG_ADDED:
 
@@ -7159,6 +7161,7 @@ _scsih_pcie_topology_change_event(struct MPT3SAS_ADAPTER *ioc,
                        event_data->PortEntry[i].PortStatus &= 0xF0;
                        event_data->PortEntry[i].PortStatus |=
                                MPI26_EVENT_PCIE_TOPO_PS_DEV_ADDED;
+                       /* fall through */
                case MPI26_EVENT_PCIE_TOPO_PS_DEV_ADDED:
                        if (ioc->shost_recovery)
                                break;