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scst: Remove unused variables

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Avoid that building scst with W=1 triggers compiler warnings about
variables that are set but not used. See also the documentation of
the gcc compiler flag -Wunused-but-set-variable.

This patch does not change any functionality.

Signed-off-by: Bart Van Assche <bvanassche@acm.org>



git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@5585 d57e44dd-8a1f-0410-8b47-8ef2f437770f
This commit is contained in:
Vladislav Bolkhovitin
2014-06-11 19:38:10 +00:00
parent c237fa24d9
commit 1b95b72af6
3 changed files with 5 additions and 10 deletions
Download Patch File Download Diff File Expand all files Collapse all files

3
scst/src/dev_handlers/scst_vdisk.c
View File

@@ -4891,7 +4891,7 @@ static enum compl_status_e fileio_exec_write(struct vdisk_cmd_params *p)
loff_t loff = p->loff;
mm_segment_t old_fs;
loff_t err = 0;
ssize_t length, full_len, saved_full_len;
ssize_t length, full_len;
uint8_t __user *address;
struct scst_vdisk_dev *virt_dev = cmd->dev->dh_priv;
struct file *fd = virt_dev->fd;
@@ -4947,7 +4947,6 @@ static enum compl_status_e fileio_exec_write(struct vdisk_cmd_params *p)
goto out_set_fs;
}
saved_full_len = full_len;
eiv = iv;
eiv_count = iv_count;
restart:

5
scst/src/scst_lib.c
View File

@@ -9076,16 +9076,11 @@ static void scst_process_qerr(struct scst_cmd *cmd)
int scst_process_check_condition(struct scst_cmd *cmd)
{
int res;
struct scst_order_data *order_data;
struct scst_device *dev;
TRACE_ENTRY();
EXTRACHECKS_BUG_ON(test_bit(SCST_CMD_NO_RESP, &cmd->cmd_flags));
order_data = cmd->cur_order_data;
dev = cmd->dev;
TRACE_DBG("CHECK CONDITION for cmd %p (tgt_dev %p)", cmd, cmd->tgt_dev);
scst_process_qerr(cmd);

7
scst/src/scst_pres.c
View File

@@ -858,15 +858,16 @@ out:
static void scst_pr_remove_device_files(struct scst_tgt_dev *tgt_dev)
{
int res = 0;
struct scst_device *dev = tgt_dev->dev;
TRACE_ENTRY();
scst_assert_pr_mutex_held(dev);
res = dev->pr_file_name ? scst_remove_file(dev->pr_file_name) : -ENOENT;
res = dev->pr_file_name1 ? scst_remove_file(dev->pr_file_name1) : -ENOENT;
if (dev->pr_file_name)
scst_remove_file(dev->pr_file_name);
if (dev->pr_file_name1)
scst_remove_file(dev->pr_file_name1);
TRACE_EXIT();
return;