Kernel/linux-next
1
0
Fork 0
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git synced 2025-01-09 15:29:16 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

scsi: hpsa: Strip out a bunch of set but unused variables

Browse Source 
Fixes the following W=1 kernel build warning(s):

 drivers/scsi/hpsa.c: In function ‘hpsa_volume_offline’:
 drivers/scsi/hpsa.c:3885:5: warning: variable ‘scsi_status’ set but not used [-Wunused-but-set-variable]
 drivers/scsi/hpsa.c:3884:6: warning: variable ‘cmd_status’ set but not used [-Wunused-but-set-variable]
 drivers/scsi/hpsa.c: In function ‘hpsa_update_scsi_devices’:
 drivers/scsi/hpsa.c:4354:9: warning: variable ‘n_ext_target_devs’ set but not used [-Wunused-but-set-variable]
 drivers/scsi/hpsa.c: In function ‘hpsa_scatter_gather’:
 drivers/scsi/hpsa.c:4583:36: warning: variable ‘last_sg’ set but not used [-Wunused-but-set-variable]
 drivers/scsi/hpsa.c: In function ‘hpsa_init_one’:
 drivers/scsi/hpsa.c:8639:6: warning: variable ‘dac’ set but not used [-Wunused-but-set-variable]
 drivers/scsi/hpsa.c: In function ‘hpsa_enter_performant_mode’:
 drivers/scsi/hpsa.c:9300:7: warning: variable ‘rc’ set but not used [-Wunused-but-set-variable]

Link: https://lore.kernel.org/r/20201112101929.GC1997862@dell
Cc: Don Brace <don.brace@microchip.com>
Cc: Bugfixes to <esc.storagedev@microsemi.com>
Cc: storagedev@microchip.com
Signed-off-by: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Lee Jones 2020-11-12 10:19:29 +00:00 committed by Martin K. Petersen
parent 6081b12ceb
commit 1fc6591951
1 changed files with 7 additions and 18 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

25
drivers/scsi/hpsa.c
View File

@ -3881,8 +3881,6 @@ static unsigned char hpsa_volume_offline(struct ctlr_info *h,
u8 sense_key, asc, ascq;
int sense_len;
int rc, ldstat = 0;
u16 cmd_status;
u8 scsi_status;
#define ASC_LUN_NOT_READY 0x04
#define ASCQ_LUN_NOT_READY_FORMAT_IN_PROGRESS 0x04
#define ASCQ_LUN_NOT_READY_INITIALIZING_CMD_REQ 0x02
@ -3902,8 +3900,6 @@ static unsigned char hpsa_volume_offline(struct ctlr_info *h,
else
sense_len = c->err_info->SenseLen;
decode_sense_data(sense, sense_len, &sense_key, &asc, &ascq);
cmd_status = c->err_info->CommandStatus;
scsi_status = c->err_info->ScsiStatus;
cmd_free(h, c);
/* Determine the reason for not ready state */
@ -4351,7 +4347,7 @@ static void hpsa_update_scsi_devices(struct ctlr_info *h)
u32 ndev_allocated = 0;
struct hpsa_scsi_dev_t **currentsd, *this_device, *tmpdevice;
int ncurrent = 0;
int i, n_ext_target_devs, ndevs_to_allocate;
int i, ndevs_to_allocate;
int raid_ctlr_position;
bool physical_device;
DECLARE_BITMAP(lunzerobits, MAX_EXT_TARGETS);
@ -4416,7 +4412,6 @@ static void hpsa_update_scsi_devices(struct ctlr_info *h)
raid_ctlr_position = nphysicals + nlogicals;
/* adjust our table of devices */
n_ext_target_devs = 0;
for (i = 0; i < nphysicals + nlogicals + 1; i++) {
u8 *lunaddrbytes, is_OBDR = 0;
int rc = 0;
@ -4580,7 +4575,7 @@ static int hpsa_scatter_gather(struct ctlr_info *h,
struct scsi_cmnd *cmd)
{
struct scatterlist *sg;
int use_sg, i, sg_limit, chained, last_sg;
int use_sg, i, sg_limit, chained;
struct SGDescriptor *curr_sg;
BUG_ON(scsi_sg_count(cmd) > h->maxsgentries);
@ -4602,7 +4597,6 @@ static int hpsa_scatter_gather(struct ctlr_info *h,
curr_sg = cp->SG;
chained = use_sg > h->max_cmd_sg_entries;
sg_limit = chained ? h->max_cmd_sg_entries - 1 : use_sg;
last_sg = scsi_sg_count(cmd) - 1;
scsi_for_each_sg(cmd, sg, sg_limit, i) {
hpsa_set_sg_descriptor(curr_sg, sg);
curr_sg++;
@ -8635,7 +8629,7 @@ static struct ctlr_info *hpda_alloc_ctlr_info(void)
static int hpsa_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
{
int dac, rc;
int rc;
struct ctlr_info *h;
int try_soft_reset = 0;
unsigned long flags;
@ -8711,13 +8705,9 @@ reinit_after_soft_reset:
/* configure PCI DMA stuff */
rc = dma_set_mask(&pdev->dev, DMA_BIT_MASK(64));
if (rc == 0) {
dac = 1;
} else {
if (rc != 0) {
rc = dma_set_mask(&pdev->dev, DMA_BIT_MASK(32));
if (rc == 0) {
dac = 0;
} else {
if (rc != 0) {
dev_err(&pdev->dev, "no suitable DMA available\n");
goto clean3; /* shost, pci, lu, aer/h */
}
@ -9296,10 +9286,9 @@ static int hpsa_enter_performant_mode(struct ctlr_info *h, u32 trans_support)
} else if (trans_support & CFGTBL_Trans_io_accel2) {
u64 cfg_offset, cfg_base_addr_index;
u32 bft2_offset, cfg_base_addr;
int rc;
rc = hpsa_find_cfg_addrs(h->pdev, h->vaddr, &cfg_base_addr,
&cfg_base_addr_index, &cfg_offset);
hpsa_find_cfg_addrs(h->pdev, h->vaddr, &cfg_base_addr,
&cfg_base_addr_index, &cfg_offset);
BUILD_BUG_ON(offsetof(struct io_accel2_cmd, sg) != 64);
bft2[15] = h->ioaccel_maxsg + HPSA_IOACCEL2_HEADER_SZ;
calc_bucket_map(bft2, ARRAY_SIZE(bft2), h->ioaccel_maxsg,