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path: root/drivers/acpi/cm_sbs.c
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Diffstat (limited to 'drivers/acpi/cm_sbs.c')
-rw-r--r--drivers/acpi/cm_sbs.c14
1 files changed, 5 insertions, 9 deletions
diff --git a/drivers/acpi/cm_sbs.c b/drivers/acpi/cm_sbs.c
index d11507c7b8a4..574a75a166c5 100644
--- a/drivers/acpi/cm_sbs.c
+++ b/drivers/acpi/cm_sbs.c
@@ -46,7 +46,6 @@ static int lock_battery_dir_cnt = 0;
struct proc_dir_entry *acpi_lock_ac_dir(void)
{
- ACPI_FUNCTION_TRACE("acpi_lock_ac_dir");
down(&cm_sbs_sem);
if (!acpi_ac_dir) {
@@ -59,14 +58,13 @@ struct proc_dir_entry *acpi_lock_ac_dir(void)
"Cannot create %s\n", ACPI_AC_CLASS));
}
up(&cm_sbs_sem);
- return (acpi_ac_dir);
+ return acpi_ac_dir;
}
EXPORT_SYMBOL(acpi_lock_ac_dir);
void acpi_unlock_ac_dir(struct proc_dir_entry *acpi_ac_dir_param)
{
- ACPI_FUNCTION_TRACE("acpi_unlock_ac_dir");
down(&cm_sbs_sem);
if (acpi_ac_dir_param) {
@@ -83,7 +81,6 @@ EXPORT_SYMBOL(acpi_unlock_ac_dir);
struct proc_dir_entry *acpi_lock_battery_dir(void)
{
- ACPI_FUNCTION_TRACE("acpi_lock_battery_dir");
down(&cm_sbs_sem);
if (!acpi_battery_dir) {
@@ -97,14 +94,13 @@ struct proc_dir_entry *acpi_lock_battery_dir(void)
"Cannot create %s\n", ACPI_BATTERY_CLASS));
}
up(&cm_sbs_sem);
- return (acpi_battery_dir);
+ return acpi_battery_dir;
}
EXPORT_SYMBOL(acpi_lock_battery_dir);
void acpi_unlock_battery_dir(struct proc_dir_entry *acpi_battery_dir_param)
{
- ACPI_FUNCTION_TRACE("acpi_unlock_battery_dir");
down(&cm_sbs_sem);
if (acpi_battery_dir_param) {
@@ -116,20 +112,20 @@ void acpi_unlock_battery_dir(struct proc_dir_entry *acpi_battery_dir_param)
acpi_battery_dir = 0;
}
up(&cm_sbs_sem);
+ return;
}
EXPORT_SYMBOL(acpi_unlock_battery_dir);
static int __init acpi_cm_sbs_init(void)
{
- ACPI_FUNCTION_TRACE("acpi_cm_sbs_init");
if (acpi_disabled)
- return_VALUE(0);
+ return 0;
init_MUTEX(&cm_sbs_sem);
- return_VALUE(0);
+ return 0;
}
subsys_initcall(acpi_cm_sbs_init);