summaryrefslogtreecommitdiffstats
path: root/drivers/scsi
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/scsi')
-rw-r--r--drivers/scsi/bfa/bfad_debugfs.c28
-rw-r--r--drivers/scsi/fnic/fnic_debugfs.c16
-rw-r--r--drivers/scsi/lpfc/lpfc_debugfs.c18
3 files changed, 7 insertions, 55 deletions
diff --git a/drivers/scsi/bfa/bfad_debugfs.c b/drivers/scsi/bfa/bfad_debugfs.c
index b63d534192e..8e83d0474fe 100644
--- a/drivers/scsi/bfa/bfad_debugfs.c
+++ b/drivers/scsi/bfa/bfad_debugfs.c
@@ -173,31 +173,9 @@ bfad_debugfs_open_reg(struct inode *inode, struct file *file)
static loff_t
bfad_debugfs_lseek(struct file *file, loff_t offset, int orig)
{
- struct bfad_debug_info *debug;
- loff_t pos = file->f_pos;
-
- debug = file->private_data;
-
- switch (orig) {
- case 0:
- file->f_pos = offset;
- break;
- case 1:
- file->f_pos += offset;
- break;
- case 2:
- file->f_pos = debug->buffer_len + offset;
- break;
- default:
- return -EINVAL;
- }
-
- if (file->f_pos < 0 || file->f_pos > debug->buffer_len) {
- file->f_pos = pos;
- return -EINVAL;
- }
-
- return file->f_pos;
+ struct bfad_debug_info *debug = file->private_data;
+ return fixed_size_llseek(file, offset, orig,
+ debug->buffer_len);
}
static ssize_t
diff --git a/drivers/scsi/fnic/fnic_debugfs.c b/drivers/scsi/fnic/fnic_debugfs.c
index 85e1ffd0e5c..cbcb0121c84 100644
--- a/drivers/scsi/fnic/fnic_debugfs.c
+++ b/drivers/scsi/fnic/fnic_debugfs.c
@@ -164,20 +164,8 @@ static loff_t fnic_trace_debugfs_lseek(struct file *file,
int howto)
{
fnic_dbgfs_t *fnic_dbg_prt = file->private_data;
- loff_t pos = -1;
-
- switch (howto) {
- case 0:
- pos = offset;
- break;
- case 1:
- pos = file->f_pos + offset;
- break;
- case 2:
- pos = fnic_dbg_prt->buffer_len + offset;
- }
- return (pos < 0 || pos > fnic_dbg_prt->buffer_len) ?
- -EINVAL : (file->f_pos = pos);
+ return fixed_size_llseek(file, offset, howto,
+ fnic_dbg_prt->buffer_len);
}
/*
diff --git a/drivers/scsi/lpfc/lpfc_debugfs.c b/drivers/scsi/lpfc/lpfc_debugfs.c
index f525ecb7a9c..60084e6ad2f 100644
--- a/drivers/scsi/lpfc/lpfc_debugfs.c
+++ b/drivers/scsi/lpfc/lpfc_debugfs.c
@@ -1165,22 +1165,8 @@ out:
static loff_t
lpfc_debugfs_lseek(struct file *file, loff_t off, int whence)
{
- struct lpfc_debug *debug;
- loff_t pos = -1;
-
- debug = file->private_data;
-
- switch (whence) {
- case 0:
- pos = off;
- break;
- case 1:
- pos = file->f_pos + off;
- break;
- case 2:
- pos = debug->len + off;
- }
- return (pos < 0 || pos > debug->len) ? -EINVAL : (file->f_pos = pos);
+ struct lpfc_debug *debug = file->private_data;
+ return fixed_size_llseek(file, off, whence, debug->len);
}
/**