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scsi: ipr: Remove several unused variables

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gcc with W=1 reports
drivers/scsi/ipr.c: In function ‘ipr_init_res_entry’:
drivers/scsi/ipr.c:1104:22: error: variable ‘proto’
  set but not used [-Werror=unused-but-set-variable]
 1104 |         unsigned int proto;
      |                      ^~~~~
drivers/scsi/ipr.c: In function ‘ipr_update_res_entry’:
drivers/scsi/ipr.c:1261:22: error: variable ‘proto’
  set but not used [-Werror=unused-but-set-variable]
 1261 |         unsigned int proto;
      |                      ^~~~~
drivers/scsi/ipr.c: In function ‘ipr_change_queue_depth’:
drivers/scsi/ipr.c:4417:36: error: variable ‘res’
  set but not used [-Werror=unused-but-set-variable]
 4417 |         struct ipr_resource_entry *res;
      |                                    ^~~

These variables are not used, so remove them. The lock around res is not
needed so remove that. This makes ioa_cfg and lock_flags unneeded so remove
them as well.

Fixes: 65a15d6560 ("scsi: ipr: Remove SATA support")
Signed-off-by: Tom Rix <trix@redhat.com>
Link: https://lore.kernel.org/r/20230420125035.3888188-1-trix@redhat.com
Acked-by: Brian King <brking@linux.vnet.ibm.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Tom Rix 2023-04-20 08:50:35 -04:00 committed by Martin K. Petersen
parent 81221ab764
commit 392e4daa8a
1 changed files with 0 additions and 14 deletions
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14
drivers/scsi/ipr.c
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@ -1101,7 +1101,6 @@ static void ipr_init_res_entry(struct ipr_resource_entry *res,
struct ipr_config_table_entry_wrapper *cfgtew)
{
int found = 0;
unsigned int proto;
struct ipr_ioa_cfg *ioa_cfg = res->ioa_cfg;
struct ipr_resource_entry *gscsi_res = NULL;
@ -1114,7 +1113,6 @@ static void ipr_init_res_entry(struct ipr_resource_entry *res,
res->sdev = NULL;
if (ioa_cfg->sis64) {
proto = cfgtew->u.cfgte64->proto;
res->flags = be16_to_cpu(cfgtew->u.cfgte64->flags);
res->res_flags = be16_to_cpu(cfgtew->u.cfgte64->res_flags);
res->qmodel = IPR_QUEUEING_MODEL64(res);
@ -1160,7 +1158,6 @@ static void ipr_init_res_entry(struct ipr_resource_entry *res,
set_bit(res->target, ioa_cfg->target_ids);
}
} else {
proto = cfgtew->u.cfgte->proto;
res->qmodel = IPR_QUEUEING_MODEL(res);
res->flags = cfgtew->u.cfgte->flags;
if (res->flags & IPR_IS_IOA_RESOURCE)
@ -1258,7 +1255,6 @@ static void ipr_update_res_entry(struct ipr_resource_entry *res,
struct ipr_config_table_entry_wrapper *cfgtew)
{
char buffer[IPR_MAX_RES_PATH_LENGTH];
unsigned int proto;
int new_path = 0;
if (res->ioa_cfg->sis64) {
@ -1270,7 +1266,6 @@ static void ipr_update_res_entry(struct ipr_resource_entry *res,
sizeof(struct ipr_std_inq_data));
res->qmodel = IPR_QUEUEING_MODEL64(res);
proto = cfgtew->u.cfgte64->proto;
res->res_handle = cfgtew->u.cfgte64->res_handle;
res->dev_id = cfgtew->u.cfgte64->dev_id;
@ -1299,7 +1294,6 @@ static void ipr_update_res_entry(struct ipr_resource_entry *res,
sizeof(struct ipr_std_inq_data));
res->qmodel = IPR_QUEUEING_MODEL(res);
proto = cfgtew->u.cfgte->proto;
res->res_handle = cfgtew->u.cfgte->res_handle;
}
}
@ -4413,14 +4407,6 @@ static int ipr_free_dump(struct ipr_ioa_cfg *ioa_cfg) { return 0; };
**/
static int ipr_change_queue_depth(struct scsi_device *sdev, int qdepth)
{
struct ipr_ioa_cfg *ioa_cfg = (struct ipr_ioa_cfg *)sdev->host->hostdata;
struct ipr_resource_entry *res;
unsigned long lock_flags = 0;
spin_lock_irqsave(ioa_cfg->host->host_lock, lock_flags);
res = (struct ipr_resource_entry *)sdev->hostdata;
spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
scsi_change_queue_depth(sdev, qdepth);
return sdev->queue_depth;
}