scsi: nsp32: Remove or exclude unused variables
Fixes the following W=1 kernel build warning(s):
drivers/scsi/nsp32.c: In function ‘nsp32_selection_autoscsi’:
drivers/scsi/nsp32.c:584:17: warning: variable ‘execph’ set but not used [-Wunused-but-set-variable]
drivers/scsi/nsp32.c: In function ‘nsp32_msgout_occur’:
drivers/scsi/nsp32.c:1785:7: warning: variable ‘new_sgtp’ set but not used [-Wunused-but-set-variable]
drivers/scsi/nsp32.c: In function ‘nsp32_analyze_sdtr’:
drivers/scsi/nsp32.c:2227:20: warning: variable ‘syncnum’ set but not used [-Wunused-but-set-variable]
drivers/scsi/nsp32.c:2223:20: warning: variable ‘synct’ set but not used [-Wunused-but-set-variable]
drivers/scsi/nsp32.c: In function ‘nsp32_do_bus_reset’:
drivers/scsi/nsp32.c:2841:17: warning: variable ‘intrdat’ set but not used [-Wunused-but-set-variable]
drivers/scsi/nsp32.c: In function ‘nsp32_getprom_param’:
drivers/scsi/nsp32.c:2912:11: warning: variable ‘val’ set but not used [-Wunused-but-set-variable]
Link: https://lore.kernel.org/r/20210317091125.2910058-4-lee.jones@linaro.org
Cc: GOTO Masanori <gotom@debian.or.jp>
Cc: YOKOTA Hiroshi <yokota@netlab.is.tsukuba.ac.jp>
Cc: "James E.J. Bottomley" <jejb@linux.ibm.com>
Cc: "Martin K. Petersen" <martin.petersen@oracle.com>
Cc: gotom@debian.org
Cc: linux-scsi@vger.kernel.org
Signed-off-by: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
diff --git a/drivers/scsi/nsp32.c b/drivers/scsi/nsp32.c
index d5aa96f..54abda4 100644
--- a/drivers/scsi/nsp32.c
+++ b/drivers/scsi/nsp32.c
@@ -581,7 +581,6 @@ static int nsp32_selection_autoscsi(struct scsi_cmnd *SCpnt)
int status;
unsigned short command = 0;
unsigned int msgout = 0;
- unsigned short execph;
int i;
nsp32_dbg(NSP32_DEBUG_AUTOSCSI, "in");
@@ -605,7 +604,7 @@ static int nsp32_selection_autoscsi(struct scsi_cmnd *SCpnt)
/*
* clear execph
*/
- execph = nsp32_read2(base, SCSI_EXECUTE_PHASE);
+ nsp32_read2(base, SCSI_EXECUTE_PHASE);
/*
* clear FIFO counter to set CDBs
@@ -1781,8 +1780,6 @@ static void nsp32_msgout_occur(struct scsi_cmnd *SCpnt)
{
nsp32_hw_data *data = (nsp32_hw_data *)SCpnt->device->host->hostdata;
unsigned int base = SCpnt->device->host->io_port;
- //unsigned short command;
- long new_sgtp;
int i;
nsp32_dbg(NSP32_DEBUG_MSGOUTOCCUR,
@@ -1797,14 +1794,6 @@ static void nsp32_msgout_occur(struct scsi_cmnd *SCpnt)
}
/*
- * Set SGTP ADDR current entry for restarting AUTOSCSI,
- * because SGTP is incremented next point.
- * There is few statement in the specification...
- */
- new_sgtp = data->cur_lunt->sglun_paddr +
- (data->cur_lunt->cur_entry * sizeof(nsp32_sgtable));
-
- /*
* send messages
*/
for (i = 0; i < data->msgout_len; i++) {
@@ -2220,17 +2209,12 @@ static void nsp32_analyze_sdtr(struct scsi_cmnd *SCpnt)
{
nsp32_hw_data *data = (nsp32_hw_data *)SCpnt->device->host->hostdata;
nsp32_target *target = data->cur_target;
- nsp32_sync_table *synct;
unsigned char get_period = data->msginbuf[3];
unsigned char get_offset = data->msginbuf[4];
int entry;
- int syncnum;
nsp32_dbg(NSP32_DEBUG_MSGINOCCUR, "enter");
- synct = data->synct;
- syncnum = data->syncnum;
-
/*
* If this inititor sent the SDTR message, then target responds SDTR,
* initiator SYNCREG, ACKWIDTH from SDTR parameter.
@@ -2838,8 +2822,8 @@ static int nsp32_eh_abort(struct scsi_cmnd *SCpnt)
static void nsp32_do_bus_reset(nsp32_hw_data *data)
{
unsigned int base = data->BaseAddress;
- unsigned short intrdat;
int i;
+ unsigned short __maybe_unused intrdat;
nsp32_dbg(NSP32_DEBUG_BUSRESET, "in");
@@ -2909,7 +2893,8 @@ static int nsp32_getprom_param(nsp32_hw_data *data)
{
int vendor = data->pci_devid->vendor;
int device = data->pci_devid->device;
- int ret, val, i;
+ int ret, i;
+ int __maybe_unused val;
/*
* EEPROM checking.
