scsi: mpt3sas: Remove set-but-not-used variables

This patch does not change any functionality.

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>

drivers/scsi/mpt3sas/mpt3sas_base.c

@@ -2155,11 +2155,9 @@ base_is_prp_possible(struct MPT3SAS_ADAPTER *ioc,
 	struct _pcie_device *pcie_device, struct scsi_cmnd *scmd, int sge_count)
 {
 	u32 data_length = 0;
-	struct scatterlist *sg_scmd;
 	bool build_prp = true;
 
 	data_length = scsi_bufflen(scmd);
-	sg_scmd = scsi_sglist(scmd);
 
 	/* If Datalenth is <= 16K and number of SGE’s entries are <= 2
 	 * we built IEEE SGL
@@ -2190,11 +2188,9 @@ _base_check_pcie_native_sgl(struct MPT3SAS_ADAPTER *ioc,
 	Mpi25SCSIIORequest_t *mpi_request, u16 smid, struct scsi_cmnd *scmd,
 	struct _pcie_device *pcie_device)
 {
-	struct scatterlist *sg_scmd;
 	int sges_left;
 
 	/* Get the SG list pointer and info. */
-	sg_scmd = scsi_sglist(scmd);
 	sges_left = scsi_dma_map(scmd);
 	if (sges_left < 0) {
 		sdev_printk(KERN_ERR, scmd->device,
@@ -3498,11 +3494,8 @@ mpt3sas_base_put_smid_hi_priority(struct MPT3SAS_ADAPTER *ioc, u16 smid,
 	u64 *request;
 
 	if (ioc->is_mcpu_endpoint) {
-		MPI2RequestHeader_t *request_hdr;
-
 		__le32 *mfp = (__le32 *)mpt3sas_base_get_msg_frame(ioc, smid);
 
-		request_hdr = (MPI2RequestHeader_t *)mfp;
 		/* TBD 256 is offset within sys register. */
 		mpi_req_iomem = (void __force *)ioc->chip
 					+ MPI_FRAME_START_OFFSET
@@ -3565,13 +3558,10 @@ mpt3sas_base_put_smid_default(struct MPT3SAS_ADAPTER *ioc, u16 smid)
 	Mpi2RequestDescriptorUnion_t descriptor;
 	void *mpi_req_iomem;
 	u64 *request;
-	MPI2RequestHeader_t *request_hdr;
 
 	if (ioc->is_mcpu_endpoint) {
 		__le32 *mfp = (__le32 *)mpt3sas_base_get_msg_frame(ioc, smid);
 
-		request_hdr = (MPI2RequestHeader_t *)mfp;
-
 		_clone_sg_entries(ioc, (void *) mfp, smid);
 		/* TBD 256 is offset within sys register */
 		mpi_req_iomem = (void __force *)ioc->chip +

drivers/scsi/mpt3sas/mpt3sas_scsih.c

@@ -1653,7 +1653,6 @@ scsih_target_destroy(struct scsi_target *starget)
 	struct _raid_device *raid_device;
 	struct _pcie_device *pcie_device;
 	unsigned long flags;
-	struct sas_rphy *rphy;
 
 	sas_target_priv_data = starget->hostdata;
 	if (!sas_target_priv_data)
@@ -1693,7 +1692,6 @@ scsih_target_destroy(struct scsi_target *starget)
 	}
 
 	spin_lock_irqsave(&ioc->sas_device_lock, flags);
-	rphy = dev_to_rphy(starget->dev.parent);
 	sas_device = __mpt3sas_get_sdev_from_target(ioc, sas_target_priv_data);
 	if (sas_device && (sas_device->starget == starget) &&
 	    (sas_device->id == starget->id) &&
@@ -6872,7 +6870,6 @@ _scsih_pcie_add_device(struct MPT3SAS_ADAPTER *ioc, u16 handle)
 	Mpi2ConfigReply_t mpi_reply;
 	struct _pcie_device *pcie_device;
 	struct _enclosure_node *enclosure_dev;
-	u32 pcie_device_type;
 	u32 ioc_status;
 	u64 wwid;
 
@@ -6934,8 +6931,6 @@ _scsih_pcie_add_device(struct MPT3SAS_ADAPTER *ioc, u16 handle)
 	pcie_device->port_num = pcie_device_pg0.PortNum;
 	pcie_device->fast_path = (le32_to_cpu(pcie_device_pg0.Flags) &
 	    MPI26_PCIEDEV0_FLAGS_FAST_PATH_CAPABLE) ? 1 : 0;
-	pcie_device_type = pcie_device->device_info &
-	    MPI26_PCIE_DEVINFO_MASK_DEVICE_TYPE;
 
 	pcie_device->enclosure_handle =
 	    le16_to_cpu(pcie_device_pg0.EnclosureHandle);