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scsi: hisi_sas: Modify return type of debugfs functions 

For functions which always return 0, which is never checked, make to return
void.

Signed-off-by: Luo Jiaxing <luojiaxing@huawei.com>
Signed-off-by: John Garry <john.garry@huawei.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Luo Jiaxing 2019-08-05 21:48:09 +08:00 committed by Martin K. Petersen
parent e16963f378
commit 7bf18e849d
1 changed files with 18 additions and 33 deletions
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51
drivers/scsi/hisi_sas/hisi_sas_main.c
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@ -2956,8 +2956,8 @@ static const struct file_operations hisi_sas_debugfs_port_fops = {
.owner = THIS_MODULE,
};
static int hisi_sas_show_row_64(struct seq_file *s, int index,
int sz, __le64 *ptr)
static void hisi_sas_show_row_64(struct seq_file *s, int index,
int sz, __le64 *ptr)
{
int i;
@ -2970,12 +2970,10 @@ static int hisi_sas_show_row_64(struct seq_file *s, int index,
}
seq_puts(s, "\n");
return 0;
}
static int hisi_sas_show_row_32(struct seq_file *s, int index,
int sz, __le32 *ptr)
static void hisi_sas_show_row_32(struct seq_file *s, int index,
int sz, __le32 *ptr)
{
int i;
@ -2987,11 +2985,9 @@ static int hisi_sas_show_row_32(struct seq_file *s, int index,
seq_puts(s, "\n\t");
}
seq_puts(s, "\n");
return 0;
}
static int hisi_sas_cq_show_slot(struct seq_file *s, int slot, void *cq_ptr)
static void hisi_sas_cq_show_slot(struct seq_file *s, int slot, void *cq_ptr)
{
struct hisi_sas_cq *cq = cq_ptr;
struct hisi_hba *hisi_hba = cq->hisi_hba;
@ -2999,20 +2995,18 @@ static int hisi_sas_cq_show_slot(struct seq_file *s, int slot, void *cq_ptr)
__le32 *complete_hdr = complete_queue +
(hisi_hba->hw->complete_hdr_size * slot);
return hisi_sas_show_row_32(s, slot,
hisi_hba->hw->complete_hdr_size,
complete_hdr);
hisi_sas_show_row_32(s, slot,
hisi_hba->hw->complete_hdr_size,
complete_hdr);
}
static int hisi_sas_debugfs_cq_show(struct seq_file *s, void *p)
{
struct hisi_sas_cq *cq = s->private;
int slot, ret;
int slot;
for (slot = 0; slot < HISI_SAS_QUEUE_SLOTS; slot++) {
ret = hisi_sas_cq_show_slot(s, slot, cq);
if (ret)
return ret;
hisi_sas_cq_show_slot(s, slot, cq);
}
return 0;
}
@ -3030,7 +3024,7 @@ static const struct file_operations hisi_sas_debugfs_cq_fops = {
.owner = THIS_MODULE,
};
static int hisi_sas_dq_show_slot(struct seq_file *s, int slot, void *dq_ptr)
static void hisi_sas_dq_show_slot(struct seq_file *s, int slot, void *dq_ptr)
{
struct hisi_sas_dq *dq = dq_ptr;
struct hisi_hba *hisi_hba = dq->hisi_hba;
@ -3038,18 +3032,15 @@ static int hisi_sas_dq_show_slot(struct seq_file *s, int slot, void *dq_ptr)
__le32 *cmd_hdr = cmd_queue +
sizeof(struct hisi_sas_cmd_hdr) * slot;
return hisi_sas_show_row_32(s, slot, sizeof(struct hisi_sas_cmd_hdr),
cmd_hdr);
hisi_sas_show_row_32(s, slot, sizeof(struct hisi_sas_cmd_hdr), cmd_hdr);
}
static int hisi_sas_debugfs_dq_show(struct seq_file *s, void *p)
{
int slot, ret;
int slot;
for (slot = 0; slot < HISI_SAS_QUEUE_SLOTS; slot++) {
ret = hisi_sas_dq_show_slot(s, slot, s->private);
if (ret)
return ret;
hisi_sas_dq_show_slot(s, slot, s->private);
}
return 0;
}
@ -3071,15 +3062,12 @@ static int hisi_sas_debugfs_iost_show(struct seq_file *s, void *p)
{
struct hisi_hba *hisi_hba = s->private;
struct hisi_sas_iost *debugfs_iost = hisi_hba->debugfs_iost;
int i, ret, max_command_entries = HISI_SAS_MAX_COMMANDS;
int i, max_command_entries = HISI_SAS_MAX_COMMANDS;
for (i = 0; i < max_command_entries; i++, debugfs_iost++) {
__le64 *iost = &debugfs_iost->qw0;
ret = hisi_sas_show_row_64(s, i, sizeof(*debugfs_iost),
iost);
if (ret)
return ret;
hisi_sas_show_row_64(s, i, sizeof(*debugfs_iost), iost);
}
return 0;
@ -3140,17 +3128,14 @@ static const struct file_operations hisi_sas_debugfs_iost_cache_fops = {
static int hisi_sas_debugfs_itct_show(struct seq_file *s, void *p)
{
int i, ret;
int i;
struct hisi_hba *hisi_hba = s->private;
struct hisi_sas_itct *debugfs_itct = hisi_hba->debugfs_itct;
for (i = 0; i < HISI_SAS_MAX_ITCT_ENTRIES; i++, debugfs_itct++) {
__le64 *itct = &debugfs_itct->qw0;
ret = hisi_sas_show_row_64(s, i, sizeof(*debugfs_itct),
itct);
if (ret)
return ret;
hisi_sas_show_row_64(s, i, sizeof(*debugfs_itct), itct);
}
return 0;