diff options
| author | Lee Jones <lee.jones@linaro.org> | 2021-03-12 09:47:37 +0000 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2021-03-15 22:29:00 -0400 |
| commit | ea7fb5344ad00accb016cad11f88bfd0e8cbcca1 (patch) | |
| tree | 6cb04f1242ee80fc7c64fb6fd04246f6a3e0d723 /drivers/scsi/3w-9xxx.c | |
| parent | 6c31cb74a1ce84ea13cebade1203322b998c98fc (diff) | |
scsi: 3w-9xxx: Remove a few set but unused variables
Fixes the following W=1 kernel build warning(s):
drivers/scsi/3w-9xxx.c: In function ‘twa_empty_response_queue’:
drivers/scsi/3w-9xxx.c:942:24: warning: variable ‘response_que_value’ set but not used [-Wunused-but-set-variable]
drivers/scsi/3w-9xxx.c: In function ‘twa_scsi_biosparam’:
drivers/scsi/3w-9xxx.c:1701:23: warning: variable ‘tw_dev’ set but not used [-Wunused-but-set-variable]
drivers/scsi/3w-9xxx.c: In function ‘twa_scsiop_execute_scsi’:
drivers/scsi/3w-9xxx.c:1812:22: warning: variable ‘sglist’ set but not used [-Wunused-but-set-variable]
Link: https://lore.kernel.org/r/20210312094738.2207817-30-lee.jones@linaro.org
Cc: Adam Radford <aradford@gmail.com>
Cc: "James E.J. Bottomley" <jejb@linux.ibm.com>
Cc: "Martin K. Petersen" <martin.petersen@oracle.com>
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>
Diffstat (limited to 'drivers/scsi/3w-9xxx.c')
| -rw-r--r-- | drivers/scsi/3w-9xxx.c | 14 |
1 files changed, 4 insertions, 10 deletions
diff --git a/drivers/scsi/3w-9xxx.c b/drivers/scsi/3w-9xxx.c index b96e82de4237..47028f5e57ab 100644 --- a/drivers/scsi/3w-9xxx.c +++ b/drivers/scsi/3w-9xxx.c @@ -939,13 +939,13 @@ out: /* This function will empty the response queue */ static int twa_empty_response_queue(TW_Device_Extension *tw_dev) { - u32 status_reg_value, response_que_value; + u32 status_reg_value; int count = 0, retval = 1; status_reg_value = readl(TW_STATUS_REG_ADDR(tw_dev)); while (((status_reg_value & TW_STATUS_RESPONSE_QUEUE_EMPTY) == 0) && (count < TW_MAX_RESPONSE_DRAIN)) { - response_que_value = readl(TW_RESPONSE_QUEUE_REG_ADDR(tw_dev)); + readl(TW_RESPONSE_QUEUE_REG_ADDR(tw_dev)); status_reg_value = readl(TW_STATUS_REG_ADDR(tw_dev)); count++; } @@ -1698,9 +1698,6 @@ out: static int twa_scsi_biosparam(struct scsi_device *sdev, struct block_device *bdev, sector_t capacity, int geom[]) { int heads, sectors, cylinders; - TW_Device_Extension *tw_dev; - - tw_dev = (TW_Device_Extension *)sdev->host->hostdata; if (capacity >= 0x200000) { heads = 255; @@ -1809,14 +1806,11 @@ static int twa_scsiop_execute_scsi(TW_Device_Extension *tw_dev, int request_id, u32 num_sectors = 0x0; int i, sg_count; struct scsi_cmnd *srb = NULL; - struct scatterlist *sglist = NULL, *sg; + struct scatterlist *sg; int retval = 1; - if (tw_dev->srb[request_id]) { + if (tw_dev->srb[request_id]) srb = tw_dev->srb[request_id]; - if (scsi_sglist(srb)) - sglist = scsi_sglist(srb); - } /* Initialize command packet */ full_command_packet = tw_dev->command_packet_virt[request_id]; |