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authorBjorn Helgaas <bhelgaas@google.com>2013-06-03 18:20:24 +0000
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2013-06-19 23:34:58 +0200
commit6a8c0af6e2d6c472517959b66c96900151c9cb5b (patch)
tree27add9b19b9c2e3364c23315d72ff4ec679976bb /drivers/acpi/bus.c
parent0f4c65478d2ac03296415a5bdac1ead3e24cfc5b (diff)
ACPI: Remove useless initializers
These local variables are all initialized at their first use, so there's no point in initializing them earlier. Signed-off-by: Bjorn Helgaas <bhelgaas@google.com> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'drivers/acpi/bus.c')
-rw-r--r--drivers/acpi/bus.c17
1 files changed, 8 insertions, 9 deletions
diff --git a/drivers/acpi/bus.c b/drivers/acpi/bus.c
index 292de3cab9cc..a5bb33bab448 100644
--- a/drivers/acpi/bus.c
+++ b/drivers/acpi/bus.c
@@ -91,8 +91,7 @@ static struct dmi_system_id dsdt_dmi_table[] __initdata = {
int acpi_bus_get_device(acpi_handle handle, struct acpi_device **device)
{
- acpi_status status = AE_OK;
-
+ acpi_status status;
if (!device)
return -EINVAL;
@@ -162,7 +161,7 @@ EXPORT_SYMBOL(acpi_bus_private_data_handler);
int acpi_bus_get_private_data(acpi_handle handle, void **data)
{
- acpi_status status = AE_OK;
+ acpi_status status;
if (!*data)
return -EINVAL;
@@ -361,7 +360,7 @@ extern int event_is_open;
int acpi_bus_generate_proc_event4(const char *device_class, const char *bus_id, u8 type, int data)
{
struct acpi_bus_event *event;
- unsigned long flags = 0;
+ unsigned long flags;
/* drop event on the floor if no one's listening */
if (!event_is_open)
@@ -400,7 +399,7 @@ EXPORT_SYMBOL(acpi_bus_generate_proc_event);
int acpi_bus_receive_event(struct acpi_bus_event *event)
{
- unsigned long flags = 0;
+ unsigned long flags;
struct acpi_bus_event *entry = NULL;
DECLARE_WAITQUEUE(wait, current);
@@ -593,7 +592,7 @@ static void acpi_bus_notify(acpi_handle handle, u32 type, void *data)
static int __init acpi_bus_init_irq(void)
{
- acpi_status status = AE_OK;
+ acpi_status status;
union acpi_object arg = { ACPI_TYPE_INTEGER };
struct acpi_object_list arg_list = { 1, &arg };
char *message = NULL;
@@ -640,7 +639,7 @@ u8 acpi_gbl_permanent_mmap;
void __init acpi_early_init(void)
{
- acpi_status status = AE_OK;
+ acpi_status status;
if (acpi_disabled)
return;
@@ -714,8 +713,8 @@ void __init acpi_early_init(void)
static int __init acpi_bus_init(void)
{
- int result = 0;
- acpi_status status = AE_OK;
+ int result;
+ acpi_status status;
extern acpi_status acpi_os_initialize1(void);
acpi_os_initialize1();