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-rw-r--r--drivers/acpi/ac.c6
-rw-r--r--drivers/acpi/acpi_memhotplug.c2
-rw-r--r--drivers/acpi/asus_acpi.c7
-rw-r--r--drivers/acpi/battery.c22
-rw-r--r--drivers/acpi/container.c2
-rw-r--r--drivers/acpi/dock.c6
-rw-r--r--drivers/acpi/fan.c6
-rw-r--r--drivers/acpi/glue.c4
-rw-r--r--drivers/acpi/hotkey.c5
-rw-r--r--drivers/acpi/i2c_ec.c2
-rw-r--r--drivers/acpi/ibm_acpi.c6
-rw-r--r--drivers/acpi/numa.c2
-rw-r--r--drivers/acpi/osl.c3
-rw-r--r--drivers/acpi/pci_bind.c4
-rw-r--r--drivers/acpi/pci_irq.c2
-rw-r--r--drivers/acpi/pci_link.c8
-rw-r--r--drivers/acpi/pci_root.c4
-rw-r--r--drivers/acpi/power.c6
-rw-r--r--drivers/acpi/processor_core.c10
-rw-r--r--drivers/acpi/processor_idle.c14
-rw-r--r--drivers/acpi/processor_perflib.c10
-rw-r--r--drivers/acpi/processor_thermal.c6
-rw-r--r--drivers/acpi/processor_throttling.c6
-rw-r--r--drivers/acpi/sbs.c24
-rw-r--r--drivers/acpi/tables.c2
-rw-r--r--drivers/acpi/thermal.c30
-rw-r--r--drivers/acpi/utils.c4
-rw-r--r--drivers/acpi/video.c59
28 files changed, 128 insertions, 134 deletions
diff --git a/drivers/acpi/ac.c b/drivers/acpi/ac.c
index 11abc7bf777..46e58663dcb 100644
--- a/drivers/acpi/ac.c
+++ b/drivers/acpi/ac.c
@@ -109,7 +109,7 @@ static struct proc_dir_entry *acpi_ac_dir;
static int acpi_ac_seq_show(struct seq_file *seq, void *offset)
{
- struct acpi_ac *ac = (struct acpi_ac *)seq->private;
+ struct acpi_ac *ac = seq->private;
if (!ac)
@@ -187,7 +187,7 @@ static int acpi_ac_remove_fs(struct acpi_device *device)
static void acpi_ac_notify(acpi_handle handle, u32 event, void *data)
{
- struct acpi_ac *ac = (struct acpi_ac *)data;
+ struct acpi_ac *ac = data;
struct acpi_device *device = NULL;
@@ -269,7 +269,7 @@ static int acpi_ac_remove(struct acpi_device *device, int type)
if (!device || !acpi_driver_data(device))
return -EINVAL;
- ac = (struct acpi_ac *)acpi_driver_data(device);
+ ac = acpi_driver_data(device);
status = acpi_remove_notify_handler(device->handle,
ACPI_ALL_NOTIFY, acpi_ac_notify);
diff --git a/drivers/acpi/acpi_memhotplug.c b/drivers/acpi/acpi_memhotplug.c
index 6bcd9e8e7bc..150112ae48e 100644
--- a/drivers/acpi/acpi_memhotplug.c
+++ b/drivers/acpi/acpi_memhotplug.c
@@ -429,7 +429,7 @@ static int acpi_memory_device_remove(struct acpi_device *device, int type)
if (!device || !acpi_driver_data(device))
return -EINVAL;
- mem_device = (struct acpi_memory_device *)acpi_driver_data(device);
+ mem_device = acpi_driver_data(device);
kfree(mem_device);
return 0;
diff --git a/drivers/acpi/asus_acpi.c b/drivers/acpi/asus_acpi.c
index bf7bc25e680..bfae3ffff13 100644
--- a/drivers/acpi/asus_acpi.c
+++ b/drivers/acpi/asus_acpi.c
@@ -1146,7 +1146,7 @@ static int asus_hotk_get_info(void)
if (ACPI_FAILURE(status))
printk(KERN_WARNING " Couldn't get the DSDT table header\n");
else
- asus_info = (struct acpi_table_header *)dsdt.pointer;
+ asus_info = dsdt.pointer;
/* We have to write 0 on init this far for all ASUS models */
if (!write_acpi_int(hotk->handle, "INIT", 0, &buffer)) {
@@ -1168,7 +1168,7 @@ static int asus_hotk_get_info(void)
* asus_model_match() and try something completely different.
*/
if (buffer.pointer) {
- model = (union acpi_object *)buffer.pointer;
+ model = buffer.pointer;
switch (model->type) {
case ACPI_TYPE_STRING:
string = model->string.pointer;
@@ -1264,8 +1264,7 @@ static int asus_hotk_add(struct acpi_device *device)
printk(KERN_NOTICE "Asus Laptop ACPI Extras version %s\n",
ASUS_ACPI_VERSION);
- hotk =
- (struct asus_hotk *)kmalloc(sizeof(struct asus_hotk), GFP_KERNEL);
+ hotk = kmalloc(sizeof(struct asus_hotk), GFP_KERNEL);
if (!hotk)
return -ENOMEM;
memset(hotk, 0, sizeof(struct asus_hotk));
diff --git a/drivers/acpi/battery.c b/drivers/acpi/battery.c
index 026e40755cd..f47c78a1065 100644
--- a/drivers/acpi/battery.c
+++ b/drivers/acpi/battery.c
@@ -149,7 +149,7 @@ acpi_battery_get_info(struct acpi_battery *battery,
return -ENODEV;
}
- package = (union acpi_object *)buffer.pointer;
+ package = buffer.pointer;
/* Extract Package Data */
@@ -179,7 +179,7 @@ acpi_battery_get_info(struct acpi_battery *battery,
kfree(buffer.pointer);
if (!result)
- (*bif) = (struct acpi_battery_info *)data.pointer;
+ (*bif) = data.pointer;
return result;
}
@@ -209,7 +209,7 @@ acpi_battery_get_status(struct acpi_battery *battery,
return -ENODEV;
}
- package = (union acpi_object *)buffer.pointer;
+ package = buffer.pointer;
/* Extract Package Data */
@@ -239,7 +239,7 @@ acpi_battery_get_status(struct acpi_battery *battery,
kfree(buffer.pointer);
if (!result)
- (*bst) = (struct acpi_battery_status *)data.pointer;
+ (*bst) = data.pointer;
return result;
}
@@ -334,7 +334,7 @@ static struct proc_dir_entry *acpi_battery_dir;
static int acpi_battery_read_info(struct seq_file *seq, void *offset)
{
int result = 0;
- struct acpi_battery *battery = (struct acpi_battery *)seq->private;
+ struct acpi_battery *battery = seq->private;
struct acpi_battery_info *bif = NULL;
char *units = "?";
@@ -418,7 +418,7 @@ static int acpi_battery_info_open_fs(struct inode *inode, struct file *file)
static int acpi_battery_read_state(struct seq_file *seq, void *offset)
{
int result = 0;
- struct acpi_battery *battery = (struct acpi_battery *)seq->private;
+ struct acpi_battery *battery = seq->private;
struct acpi_battery_status *bst = NULL;
char *units = "?";
@@ -494,7 +494,7 @@ static int acpi_battery_state_open_fs(struct inode *inode, struct file *file)
static int acpi_battery_read_alarm(struct seq_file *seq, void *offset)
{
- struct acpi_battery *battery = (struct acpi_battery *)seq->private;
+ struct acpi_battery *battery = seq->private;
char *units = "?";
@@ -531,8 +531,8 @@ acpi_battery_write_alarm(struct file *file,
{
int result = 0;
char alarm_string[12] = { '\0' };
- struct seq_file *m = (struct seq_file *)file->private_data;
- struct acpi_battery *battery = (struct acpi_battery *)m->private;
+ struct seq_file *m = file->private_data;
+ struct acpi_battery *battery = m->private;
if (!battery || (count > sizeof(alarm_string) - 1))
@@ -658,7 +658,7 @@ static int acpi_battery_remove_fs(struct acpi_device *device)
static void acpi_battery_notify(acpi_handle handle, u32 event, void *data)
{
- struct acpi_battery *battery = (struct acpi_battery *)data;
+ struct acpi_battery *battery = data;
struct acpi_device *device = NULL;
@@ -742,7 +742,7 @@ static int acpi_battery_remove(struct acpi_device *device, int type)
if (!device || !acpi_driver_data(device))
return -EINVAL;
- battery = (struct acpi_battery *)acpi_driver_data(device);
+ battery = acpi_driver_data(device);
status = acpi_remove_notify_handler(device->handle,
ACPI_ALL_NOTIFY,
diff --git a/drivers/acpi/container.c b/drivers/acpi/container.c
index 871aa520ece..a1538178946 100644
--- a/drivers/acpi/container.c
+++ b/drivers/acpi/container.c
@@ -117,7 +117,7 @@ static int acpi_container_remove(struct acpi_device *device, int type)
acpi_status status = AE_OK;
struct acpi_container *pc = NULL;
- pc = (struct acpi_container *)acpi_driver_data(device);
+ pc = acpi_driver_data(device);
kfree(pc);
return status;
}
diff --git a/drivers/acpi/dock.c b/drivers/acpi/dock.c
index 54ce12ab43d..90990a4b652 100644
--- a/drivers/acpi/dock.c
+++ b/drivers/acpi/dock.c
@@ -565,7 +565,7 @@ static int handle_eject_request(struct dock_station *ds, u32 event)
*/
static void dock_notify(acpi_handle handle, u32 event, void *data)
{
- struct dock_station *ds = (struct dock_station *)data;
+ struct dock_station *ds = data;
switch (event) {
case ACPI_NOTIFY_BUS_CHECK:
@@ -616,7 +616,7 @@ find_dock_devices(acpi_handle handle, u32 lvl, void *context, void **rv)
{
acpi_status status;
acpi_handle tmp;
- struct dock_station *ds = (struct dock_station *)context;
+ struct dock_station *ds = context;
struct dock_dependent_device *dd;
status = acpi_bus_get_ejd(handle, &tmp);
@@ -792,7 +792,7 @@ static int dock_remove(void)
static acpi_status
find_dock(acpi_handle handle, u32 lvl, void *context, void **rv)
{
- int *count = (int *)context;
+ int *count = context;
acpi_status status = AE_OK;
if (is_dock(handle)) {
diff --git a/drivers/acpi/fan.c b/drivers/acpi/fan.c
index 045c89477e5..c413e69fea8 100644
--- a/drivers/acpi/fan.c
+++ b/drivers/acpi/fan.c
@@ -99,8 +99,8 @@ acpi_fan_write_state(struct file *file, const char __user * buffer,
size_t count, loff_t * ppos)
{
int result = 0;
- struct seq_file *m = (struct seq_file *)file->private_data;
- struct acpi_fan *fan = (struct acpi_fan *)m->private;
+ struct seq_file *m = file->private_data;
+ struct acpi_fan *fan = m->private;
char state_string[12] = { '\0' };
@@ -229,7 +229,7 @@ static int acpi_fan_remove(struct acpi_device *device, int type)
if (!device || !acpi_driver_data(device))
return -EINVAL;
- fan = (struct acpi_fan *)acpi_driver_data(device);
+ fan = acpi_driver_data(device);
acpi_fan_remove_fs(device);
diff --git a/drivers/acpi/glue.c b/drivers/acpi/glue.c
index 4ac2f18e0da..8a0324b43e5 100644
--- a/drivers/acpi/glue.c
+++ b/drivers/acpi/glue.c
@@ -96,7 +96,7 @@ struct acpi_find_pci_root {
static acpi_status
do_root_bridge_busnr_callback(struct acpi_resource *resource, void *data)
{
- unsigned long *busnr = (unsigned long *)data;
+ unsigned long *busnr = data;
struct acpi_resource_address64 address;
if (resource->type != ACPI_RESOURCE_TYPE_ADDRESS16 &&
@@ -221,7 +221,7 @@ do_acpi_find_child(acpi_handle handle, u32 lvl, void *context, void **rv)
acpi_status status;
struct acpi_device_info *info;
struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL };
- struct acpi_find_child *find = (struct acpi_find_child *)context;
+ struct acpi_find_child *find = context;
status = acpi_get_object_info(handle, &buffer);
if (ACPI_SUCCESS(status)) {
diff --git a/drivers/acpi/hotkey.c b/drivers/acpi/hotkey.c
index 1ba2db67186..8edfb92f7ed 100644
--- a/drivers/acpi/hotkey.c
+++ b/drivers/acpi/hotkey.c
@@ -265,8 +265,7 @@ static char *format_result(union acpi_object *object)
static int hotkey_polling_seq_show(struct seq_file *seq, void *offset)
{
- struct acpi_polling_hotkey *poll_hotkey =
- (struct acpi_polling_hotkey *)seq->private;
+ struct acpi_polling_hotkey *poll_hotkey = seq->private;
char *buf;
@@ -577,7 +576,7 @@ init_poll_hotkey_device(union acpi_hotkey *key, char **config_entry,
if (ACPI_FAILURE(status))
goto do_fail_zero;
key->poll_hotkey.poll_result =
- (union acpi_object *)kmalloc(sizeof(union acpi_object), GFP_KERNEL);
+ kmalloc(sizeof(union acpi_object), GFP_KERNEL);
if (!key->poll_hotkey.poll_result)
goto do_fail_zero;
return AE_OK;
diff --git a/drivers/acpi/i2c_ec.c b/drivers/acpi/i2c_ec.c
index 6342e612c20..82e3e64483f 100644
--- a/drivers/acpi/i2c_ec.c
+++ b/drivers/acpi/i2c_ec.c
@@ -393,7 +393,7 @@ static void __exit acpi_ec_hc_exit(void)
struct acpi_ec_hc *acpi_get_ec_hc(struct acpi_device *device)
{
- return ((struct acpi_ec_hc *)acpi_driver_data(device->parent));
+ return acpi_driver_data(device->parent);
}
EXPORT_SYMBOL(acpi_get_ec_hc);
diff --git a/drivers/acpi/ibm_acpi.c b/drivers/acpi/ibm_acpi.c
index ab180073534..1e7abef404b 100644
--- a/drivers/acpi/ibm_acpi.c
+++ b/drivers/acpi/ibm_acpi.c
@@ -2417,7 +2417,7 @@ static struct ibm_struct ibms[] = {
static int dispatch_read(char *page, char **start, off_t off, int count,
int *eof, void *data)
{
- struct ibm_struct *ibm = (struct ibm_struct *)data;
+ struct ibm_struct *ibm = data;
int len;
if (!ibm || !ibm->read)
@@ -2442,7 +2442,7 @@ static int dispatch_read(char *page, char **start, off_t off, int count,
static int dispatch_write(struct file *file, const char __user * userbuf,
unsigned long count, void *data)
{
- struct ibm_struct *ibm = (struct ibm_struct *)data;
+ struct ibm_struct *ibm = data;
char *kernbuf;
int ret;
@@ -2471,7 +2471,7 @@ static int dispatch_write(struct file *file, const char __user * userbuf,
static void dispatch_notify(acpi_handle handle, u32 event, void *data)
{
- struct ibm_struct *ibm = (struct ibm_struct *)data;
+ struct ibm_struct *ibm = data;
if (!ibm || !ibm->notify)
return;
diff --git a/drivers/acpi/numa.c b/drivers/acpi/numa.c
index e5e448edca4..bd96a704592 100644
--- a/drivers/acpi/numa.c
+++ b/drivers/acpi/numa.c
@@ -248,7 +248,7 @@ int acpi_get_pxm(acpi_handle h)
handle = phandle;
status = acpi_evaluate_integer(handle, "_PXM", NULL, &pxm);
if (ACPI_SUCCESS(status))
- return (int)pxm;
+ return pxm;
status = acpi_get_parent(handle, &phandle);
} while (ACPI_SUCCESS(status));
return -1;
diff --git a/drivers/acpi/osl.c b/drivers/acpi/osl.c
index 02b30ae6a68..b7ca020a056 100644
--- a/drivers/acpi/osl.c
+++ b/drivers/acpi/osl.c
@@ -568,6 +568,7 @@ void acpi_os_derive_pci_id(acpi_handle rhandle, /* upper bound */
static void acpi_os_execute_deferred(struct work_struct *work)
{
struct acpi_os_dpc *dpc = container_of(work, struct acpi_os_dpc, work);
+
if (!dpc) {
printk(KERN_ERR PREFIX "Invalid (NULL) context\n");
return;
@@ -1051,7 +1052,7 @@ acpi_os_create_cache(char *name, u16 size, u16 depth, acpi_cache_t ** cache)
acpi_status acpi_os_purge_cache(acpi_cache_t * cache)
{
- (void)kmem_cache_shrink(cache);
+ kmem_cache_shrink(cache);
return (AE_OK);
}
diff --git a/drivers/acpi/pci_bind.c b/drivers/acpi/pci_bind.c
index 1e2ae6e7a7e..70b440f3f26 100644
--- a/drivers/acpi/pci_bind.c
+++ b/drivers/acpi/pci_bind.c
@@ -281,7 +281,7 @@ int acpi_pci_unbind(struct acpi_device *device)
if (!device || !device->parent)
return -EINVAL;
- pathname = (char *)kmalloc(ACPI_PATHNAME_MAX, GFP_KERNEL);
+ pathname = kmalloc(ACPI_PATHNAME_MAX, GFP_KERNEL);
if (!pathname)
return -ENOMEM;
memset(pathname, 0, ACPI_PATHNAME_MAX);
@@ -332,7 +332,7 @@ acpi_pci_bind_root(struct acpi_device *device,
struct acpi_buffer buffer = { 0, NULL };
- pathname = (char *)kmalloc(ACPI_PATHNAME_MAX, GFP_KERNEL);
+ pathname = kmalloc(ACPI_PATHNAME_MAX, GFP_KERNEL);
if (!pathname)
return -ENOMEM;
memset(pathname, 0, ACPI_PATHNAME_MAX);
diff --git a/drivers/acpi/pci_irq.c b/drivers/acpi/pci_irq.c
index feda0341f5a..226892eaf98 100644
--- a/drivers/acpi/pci_irq.c
+++ b/drivers/acpi/pci_irq.c
@@ -161,7 +161,7 @@ int acpi_pci_irq_add_prt(acpi_handle handle, int segment, int bus)
static int first_time = 1;
- pathname = (char *)kmalloc(ACPI_PATHNAME_MAX, GFP_KERNEL);
+ pathname = kmalloc(ACPI_PATHNAME_MAX, GFP_KERNEL);
if (!pathname)
return -ENOMEM;
memset(pathname, 0, ACPI_PATHNAME_MAX);
diff --git a/drivers/acpi/pci_link.c b/drivers/acpi/pci_link.c
index d53bd9878ca..812d733fe81 100644
--- a/drivers/acpi/pci_link.c
+++ b/drivers/acpi/pci_link.c
@@ -103,7 +103,7 @@ DEFINE_MUTEX(acpi_link_lock);
static acpi_status
acpi_pci_link_check_possible(struct acpi_resource *resource, void *context)
{
- struct acpi_pci_link *link = (struct acpi_pci_link *)context;
+ struct acpi_pci_link *link = context;
u32 i = 0;
@@ -613,7 +613,7 @@ acpi_pci_link_allocate_irq(acpi_handle handle,
return -1;
}
- link = (struct acpi_pci_link *)acpi_driver_data(device);
+ link = acpi_driver_data(device);
if (!link) {
printk(KERN_ERR PREFIX "Invalid link context\n");
return -1;
@@ -668,7 +668,7 @@ int acpi_pci_link_free_irq(acpi_handle handle)
return -1;
}
- link = (struct acpi_pci_link *)acpi_driver_data(device);
+ link = acpi_driver_data(device);
if (!link) {
printk(KERN_ERR PREFIX "Invalid link context\n");
return -1;
@@ -808,7 +808,7 @@ static int acpi_pci_link_remove(struct acpi_device *device, int type)
if (!device || !acpi_driver_data(device))
return -EINVAL;
- link = (struct acpi_pci_link *)acpi_driver_data(device);
+ link = acpi_driver_data(device);
mutex_lock(&acpi_link_lock);
list_del(&link->node);
diff --git a/drivers/acpi/pci_root.c b/drivers/acpi/pci_root.c
index 0984a1ee24e..03e03741c14 100644
--- a/drivers/acpi/pci_root.c
+++ b/drivers/acpi/pci_root.c
@@ -119,7 +119,7 @@ EXPORT_SYMBOL(acpi_pci_unregister_driver);
static acpi_status
get_root_bridge_busnr_callback(struct acpi_resource *resource, void *data)
{
- int *busnr = (int *)data;
+ int *busnr = data;
struct acpi_resource_address64 address;
if (resource->type != ACPI_RESOURCE_TYPE_ADDRESS16 &&
@@ -331,7 +331,7 @@ static int acpi_pci_root_remove(struct acpi_device *device, int type)
if (!device || !acpi_driver_data(device))
return -EINVAL;
- root = (struct acpi_pci_root *)acpi_driver_data(device);
+ root = acpi_driver_data(device);
kfree(root);
diff --git a/drivers/acpi/power.c b/drivers/acpi/power.c
index fe67a8af520..23a8a929557 100644
--- a/drivers/acpi/power.c
+++ b/drivers/acpi/power.c
@@ -108,7 +108,7 @@ acpi_power_get_context(acpi_handle handle,
return result;
}
- *resource = (struct acpi_power_resource *)acpi_driver_data(device);
+ *resource = acpi_driver_data(device);
if (!resource)
return -ENODEV;
@@ -442,7 +442,7 @@ static int acpi_power_seq_show(struct seq_file *seq, void *offset)
struct acpi_power_resource *resource = NULL;
- resource = (struct acpi_power_resource *)seq->private;
+ resource = seq->private;
if (!resource)
goto end;
@@ -590,7 +590,7 @@ static int acpi_power_remove(struct acpi_device *device, int type)
if (!device || !acpi_driver_data(device))
return -EINVAL;
- resource = (struct acpi_power_resource *)acpi_driver_data(device);
+ resource = acpi_driver_data(device);
acpi_power_remove_fs(device);
diff --git a/drivers/acpi/processor_core.c b/drivers/acpi/processor_core.c
index 1908e0d2022..3e70a08e4a8 100644
--- a/drivers/acpi/processor_core.c
+++ b/drivers/acpi/processor_core.c
@@ -277,7 +277,7 @@ static struct proc_dir_entry *acpi_processor_dir = NULL;
static int acpi_processor_info_seq_show(struct seq_file *seq, void *offset)
{
- struct acpi_processor *pr = (struct acpi_processor *)seq->private;
+ struct acpi_processor *pr = seq->private;
if (!pr)
@@ -542,12 +542,12 @@ static int __cpuinit acpi_processor_start(struct acpi_device *device)
* Don't trust it blindly
*/
if (processor_device_array[pr->id] != NULL &&
- processor_device_array[pr->id] != (void *)device) {
+ processor_device_array[pr->id] != device) {
printk(KERN_WARNING "BIOS reported wrong ACPI id"
"for the processor\n");
return -ENODEV;
}
- processor_device_array[pr->id] = (void *)device;
+ processor_device_array[pr->id] = device;
processors[pr->id] = pr;
@@ -578,7 +578,7 @@ static int __cpuinit acpi_processor_start(struct acpi_device *device)
static void acpi_processor_notify(acpi_handle handle, u32 event, void *data)
{
- struct acpi_processor *pr = (struct acpi_processor *)data;
+ struct acpi_processor *pr = data;
struct acpi_device *device = NULL;
@@ -637,7 +637,7 @@ static int acpi_processor_remove(struct acpi_device *device, int type)
if (!device || !acpi_driver_data(device))
return -EINVAL;
- pr = (struct acpi_processor *)acpi_driver_data(device);
+ pr = acpi_driver_data(device);
if (pr->id >= NR_CPUS) {
kfree(pr);
diff --git a/drivers/acpi/processor_idle.c b/drivers/acpi/processor_idle.c
index 65b3f056ad8..4f2982cc547 100644
--- a/drivers/acpi/processor_idle.c
+++ b/drivers/acpi/processor_idle.c
@@ -673,7 +673,7 @@ static int acpi_processor_get_power_info_cst(struct acpi_processor *pr)
return -ENODEV;
}
- cst = (union acpi_object *)buffer.pointer;
+ cst = buffer.pointer;
/* There must be at least 2 elements */
if (!cst || (cst->type != ACPI_TYPE_PACKAGE) || cst->package.count < 2) {
@@ -702,14 +702,14 @@ static int acpi_processor_get_power_info_cst(struct acpi_processor *pr)
memset(&cx, 0, sizeof(cx));
- element = (union acpi_object *)&(cst->package.elements[i]);
+ element = &(cst->package.elements[i]);
if (element->type != ACPI_TYPE_PACKAGE)
continue;
if (element->package.count != 4)
continue;
- obj = (union acpi_object *)&(element->package.elements[0]);
+ obj = &(element->package.elements[0]);
if (obj->type != ACPI_TYPE_BUFFER)
continue;
@@ -721,7 +721,7 @@ static int acpi_processor_get_power_info_cst(struct acpi_processor *pr)
continue;
/* There should be an easy way to extract an integer... */
- obj = (union acpi_object *)&(element->package.elements[1]);
+ obj = &(element->package.elements[1]);
if (obj->type != ACPI_TYPE_INTEGER)
continue;
@@ -754,13 +754,13 @@ static int acpi_processor_get_power_info_cst(struct acpi_processor *pr)
}
}
- obj = (union acpi_object *)&(element->package.elements[2]);
+ obj = &(element->package.elements[2]);
if (obj->type != ACPI_TYPE_INTEGER)
continue;
cx.latency = obj->integer.value;
- obj = (union acpi_object *)&(element->package.elements[3]);
+ obj = &(element->package.elements[3]);
if (obj->type != ACPI_TYPE_INTEGER)
continue;
@@ -1029,7 +1029,7 @@ int acpi_processor_cst_has_changed(struct acpi_processor *pr)
static int acpi_processor_power_seq_show(struct seq_file *seq, void *offset)
{
- struct acpi_processor *pr = (struct acpi_processor *)seq->private;
+ struct acpi_processor *pr = seq->private;
unsigned int i;
diff --git a/drivers/acpi/processor_perflib.c b/drivers/acpi/processor_perflib.c
index 6fd174a3714..0e60382714b 100644
--- a/drivers/acpi/processor_perflib.c
+++ b/drivers/acpi/processor_perflib.c
@@ -236,7 +236,7 @@ static int acpi_processor_get_performance_states(struct acpi_processor *pr)
return -ENODEV;
}
- pss = (union acpi_object *)buffer.pointer;
+ pss = buffer.pointer;
if (!pss || (pss->type != ACPI_TYPE_PACKAGE)) {
printk(KERN_ERR PREFIX "Invalid _PSS data\n");
result = -EFAULT;
@@ -410,7 +410,7 @@ static struct file_operations acpi_processor_perf_fops = {
static int acpi_processor_perf_seq_show(struct seq_file *seq, void *offset)
{
- struct acpi_processor *pr = (struct acpi_processor *)seq->private;
+ struct acpi_processor *pr = seq->private;
int i;
@@ -451,8 +451,8 @@ acpi_processor_write_performance(struct file *file,
size_t count, loff_t * data)
{
int result = 0;
- struct seq_file *m = (struct seq_file *)file->private_data;
- struct acpi_processor *pr = (struct acpi_processor *)m->private;
+ struct seq_file *m = file->private_data;
+ struct acpi_processor *pr = m->private;
struct acpi_processor_performance *perf;
char state_string[12] = { '\0' };
unsigned int new_state = 0;
@@ -551,7 +551,7 @@ static int acpi_processor_get_psd(struct acpi_processor *pr)
return -ENODEV;
}
- psd = (union acpi_object *) buffer.pointer;
+ psd = buffer.pointer;
if (!psd || (psd->type != ACPI_TYPE_PACKAGE)) {
ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Invalid _PSD data\n"));
result = -EFAULT;
diff --git a/drivers/acpi/processor_thermal.c b/drivers/acpi/processor_thermal.c
index ef5e0f6efdb..40fecd67ad8 100644
--- a/drivers/acpi/processor_thermal.c
+++ b/drivers/acpi/processor_thermal.c
@@ -208,7 +208,7 @@ int acpi_processor_set_thermal_limit(acpi_handle handle, int type)
if (result)
return result;
- pr = (struct acpi_processor *)acpi_driver_data(device);
+ pr = acpi_driver_data(device);
if (!pr)
return -ENODEV;
@@ -348,8 +348,8 @@ static ssize_t acpi_processor_write_limit(struct file * file,
size_t count, loff_t * data)
{
int result = 0;
- struct seq_file *m = (struct seq_file *)file->private_data;
- struct acpi_processor *pr = (struct acpi_processor *)m->private;
+ struct seq_file *m = file->private_data;
+ struct acpi_processor *pr = m->private;
char limit_string[25] = { '\0' };
int px = 0;
int tx = 0;
diff --git a/drivers/acpi/processor_throttling.c b/drivers/acpi/processor_throttling.c
index d044ec519db..0ec7dcde006 100644
--- a/drivers/acpi/processor_throttling.c
+++ b/drivers/acpi/processor_throttling.c
@@ -259,7 +259,7 @@ int acpi_processor_get_throttling_info(struct acpi_processor *pr)
static int acpi_processor_throttling_seq_show(struct seq_file *seq,
void *offset)
{
- struct acpi_processor *pr = (struct acpi_processor *)seq->private;
+ struct acpi_processor *pr = seq->private;
int i = 0;
int result = 0;
@@ -307,8 +307,8 @@ static ssize_t acpi_processor_write_throttling(struct file * file,
size_t count, loff_t * data)
{
int result = 0;
- struct seq_file *m = (struct seq_file *)file->private_data;
- struct acpi_processor *pr = (struct acpi_processor *)m->private;
+ struct seq_file *m = file->private_data;
+ struct acpi_processor *pr = m->private;
char state_string[12] = { '\0' };
diff --git a/drivers/acpi/sbs.c b/drivers/acpi/sbs.c
index 8908a975e57..2fb7533314c 100644
--- a/drivers/acpi/sbs.c
+++ b/drivers/acpi/sbs.c
@@ -923,7 +923,7 @@ static struct proc_dir_entry *acpi_battery_dir = NULL;
static int acpi_battery_read_info(struct seq_file *seq, void *offset)
{
- struct acpi_battery *battery = (struct acpi_battery *)seq->private;
+ struct acpi_battery *battery = seq->private;
int cscale;
int result = 0;
@@ -1076,7 +1076,7 @@ static int acpi_battery_state_open_fs(struct inode *inode, struct file *file)
static int acpi_battery_read_alarm(struct seq_file *seq, void *offset)
{
- struct acpi_battery *battery = (struct acpi_battery *)seq->private;
+ struct acpi_battery *battery = seq->private;
int result = 0;
int cscale;
@@ -1125,8 +1125,8 @@ static ssize_t
acpi_battery_write_alarm(struct file *file, const char __user * buffer,
size_t count, loff_t * ppos)
{
- struct seq_file *seq = (struct seq_file *)file->private_data;
- struct acpi_battery *battery = (struct acpi_battery *)seq->private;
+ struct seq_file *seq = file->private_data;
+ struct acpi_battery *battery = seq->private;
char alarm_string[12] = { '\0' };
int result, old_alarm, new_alarm;
@@ -1160,14 +1160,14 @@ acpi_battery_write_alarm(struct file *file, const char __user * buffer,
if (result) {
ACPI_DEBUG_PRINT((ACPI_DB_ERROR,
"acpi_battery_set_alarm() failed\n"));
- (void)acpi_battery_set_alarm(battery, old_alarm);
+ acpi_battery_set_alarm(battery, old_alarm);
goto end;
}
result = acpi_battery_get_alarm(battery);
if (result) {
ACPI_DEBUG_PRINT((ACPI_DB_ERROR,
"acpi_battery_get_alarm() failed\n"));
- (void)acpi_battery_set_alarm(battery, old_alarm);
+ acpi_battery_set_alarm(battery, old_alarm);
goto end;
}
@@ -1217,7 +1217,7 @@ static struct proc_dir_entry *acpi_ac_dir = NULL;
static int acpi_ac_read_state(struct seq_file *seq, void *offset)
{
- struct acpi_sbs *sbs = (struct acpi_sbs *)seq->private;
+ struct acpi_sbs *sbs = seq->private;
int result;
if (sbs->zombie) {
@@ -1302,7 +1302,7 @@ static int acpi_battery_add(struct acpi_sbs *sbs, int id)
battery->init_state = 1;
}
- (void)sprintf(dir_name, ACPI_BATTERY_DIR_NAME, id);
+ sprintf(dir_name, ACPI_BATTERY_DIR_NAME, id);
result = acpi_sbs_generic_add_fs(&battery->battery_entry,
acpi_battery_dir,
@@ -1485,7 +1485,7 @@ static int acpi_sbs_update_run(struct acpi_sbs *sbs, int data_type)
}
if (old_battery_present != new_battery_present) {
- (void)sprintf(dir_name, ACPI_BATTERY_DIR_NAME, id);
+ sprintf(dir_name, ACPI_BATTERY_DIR_NAME, id);
result = acpi_sbs_generate_event(sbs->device,
ACPI_SBS_BATTERY_NOTIFY_STATUS,
new_battery_present,
@@ -1498,7 +1498,7 @@ static int acpi_sbs_update_run(struct acpi_sbs *sbs, int data_type)
}
}
if (old_remaining_capacity != battery->state.remaining_capacity) {
- (void)sprintf(dir_name, ACPI_BATTERY_DIR_NAME, id);
+ sprintf(dir_name, ACPI_BATTERY_DIR_NAME, id);
result = acpi_sbs_generate_event(sbs->device,
ACPI_SBS_BATTERY_NOTIFY_STATUS,
new_battery_present,
@@ -1659,7 +1659,7 @@ static int acpi_sbs_add(struct acpi_device *device)
init_timer(&sbs->update_timer);
if (update_mode == QUEUE_UPDATE_MODE) {
status = acpi_os_execute(OSL_GPE_HANDLER,
- acpi_sbs_update_queue, (void *)sbs);
+ acpi_sbs_update_queue, sbs);
if (status != AE_OK) {
ACPI_DEBUG_PRINT((ACPI_DB_ERROR,
"acpi_os_execute() failed\n"));
@@ -1685,7 +1685,7 @@ static int acpi_sbs_add(struct acpi_device *device)
int acpi_sbs_remove(struct acpi_device *device, int type)
{
- struct acpi_sbs *sbs = NULL;
+ struct acpi_sbs *sbs;
int id;
if (!device) {
diff --git a/drivers/acpi/tables.c b/drivers/acpi/tables.c
index bfb3bfcf9e9..ffa30c9fccb 100644
--- a/drivers/acpi/tables.c
+++ b/drivers/acpi/tables.c
@@ -228,7 +228,7 @@ void acpi_table_print_madt_entry(acpi_table_entry_header * header)
static int
acpi_table_compute_checksum(void *table_pointer, unsigned long length)
{
- u8 *p = (u8 *) table_pointer;
+ u8 *p = table_pointer;
unsigned long remains = length;
unsigned long sum = 0;
diff --git a/drivers/acpi/thermal.c b/drivers/acpi/thermal.c
index 5753d06b786..4d75085ca2d 100644
--- a/drivers/acpi/thermal.c
+++ b/drivers/acpi/thermal.c
@@ -663,7 +663,7 @@ static void acpi_thermal_run(unsigned long data)
static void acpi_thermal_check(void *data)
{
int result = 0;
- struct acpi_thermal *tz = (struct acpi_thermal *)data;
+ struct acpi_thermal *tz = data;
unsigned long sleep_time = 0;
int i = 0;
struct acpi_thermal_state state;
@@ -778,7 +778,7 @@ static struct proc_dir_entry *acpi_thermal_dir;
static int acpi_thermal_state_seq_show(struct seq_file *seq, void *offset)
{
- struct acpi_thermal *tz = (struct acpi_thermal *)seq->private;
+ struct acpi_thermal *tz = seq->private;
if (!tz)
@@ -813,7 +813,7 @@ static int acpi_thermal_state_open_fs(struct inode *inode, struct file *file)
static int acpi_thermal_temp_seq_show(struct seq_file *seq, void *offset)
{
int result = 0;
- struct acpi_thermal *tz = (struct acpi_thermal *)seq->private;
+ struct acpi_thermal *tz = seq->private;
if (!tz)
@@ -837,7 +837,7 @@ static int acpi_thermal_temp_open_fs(struct inode *inode, struct file *file)
static int acpi_thermal_trip_seq_show(struct seq_file *seq, void *offset)
{
- struct acpi_thermal *tz = (struct acpi_thermal *)seq->private;
+ struct acpi_thermal *tz = seq->private;
int i = 0;
int j = 0;
@@ -893,8 +893,8 @@ acpi_thermal_write_trip_points(struct file *file,
const char __user * buffer,
size_t count, loff_t * ppos)
{
- struct seq_file *m = (struct seq_file *)file->private_data;
- struct acpi_thermal *tz = (struct acpi_thermal *)m->private;
+ struct seq_file *m = file->private_data;
+ struct acpi_thermal *tz = m->private;
char *limit_string;
int num, critical, hot, passive;
@@ -953,7 +953,7 @@ acpi_thermal_write_trip_points(struct file *file,
static int acpi_thermal_cooling_seq_show(struct seq_file *seq, void *offset)
{
- struct acpi_thermal *tz = (struct acpi_thermal *)seq->private;
+ struct acpi_thermal *tz = seq->private;
if (!tz)
@@ -984,8 +984,8 @@ acpi_thermal_write_cooling_mode(struct file *file,
const char __user * buffer,
size_t count, loff_t * ppos)
{
- struct seq_file *m = (struct seq_file *)file->private_data;
- struct acpi_thermal *tz = (struct acpi_thermal *)m->private;
+ struct seq_file *m = file->private_data;
+ struct acpi_thermal *tz = m->private;
int result = 0;
char mode_string[12] = { '\0' };
@@ -1014,7 +1014,7 @@ acpi_thermal_write_cooling_mode(struct file *file,
static int acpi_thermal_polling_seq_show(struct seq_file *seq, void *offset)
{
- struct acpi_thermal *tz = (struct acpi_thermal *)seq->private;
+ struct acpi_thermal *tz = seq->private;
if (!tz)
@@ -1043,8 +1043,8 @@ acpi_thermal_write_polling(struct file *file,
const char __user * buffer,
size_t count, loff_t * ppos)
{
- struct seq_file *m = (struct seq_file *)file->private_data;
- struct acpi_thermal *tz = (struct acpi_thermal *)m->private;
+ struct seq_file *m = file->private_data;
+ struct acpi_thermal *tz = m->private;
int result = 0;
char polling_string[12] = { '\0' };
int seconds = 0;
@@ -1170,7 +1170,7 @@ static int acpi_thermal_remove_fs(struct acpi_device *device)
static void acpi_thermal_notify(acpi_handle handle, u32 event, void *data)
{
- struct acpi_thermal *tz = (struct acpi_thermal *)data;
+ struct acpi_thermal *tz = data;
struct acpi_device *device = NULL;
@@ -1324,7 +1324,7 @@ static int acpi_thermal_remove(struct acpi_device *device, int type)
if (!device || !acpi_driver_data(device))
return -EINVAL;
- tz = (struct acpi_thermal *)acpi_driver_data(device);
+ tz = acpi_driver_data(device);
/* avoid timer adding new defer task */
tz->zombie = 1;
@@ -1364,7 +1364,7 @@ static int acpi_thermal_resume(struct acpi_device *device, int state)
if (!device || !acpi_driver_data(device))
return -EINVAL;
- tz = (struct acpi_thermal *)acpi_driver_data(device);
+ tz = acpi_driver_data(device);
acpi_thermal_get_temperature(tz);
diff --git a/drivers/acpi/utils.c b/drivers/acpi/utils.c
index d0d84c43a9d..91fed70a65a 100644
--- a/drivers/acpi/utils.c
+++ b/drivers/acpi/utils.c
@@ -83,7 +83,7 @@ acpi_extract_package(union acpi_object *package,
return AE_BAD_DATA;
}
- format_string = (char *)format->pointer;
+ format_string = format->pointer;
/*
* Calculate size_required.
@@ -361,7 +361,7 @@ acpi_evaluate_reference(acpi_handle handle,
if (ACPI_FAILURE(status))
goto end;
- package = (union acpi_object *)buffer.pointer;
+ package = buffer.pointer;
if ((buffer.length == 0) || !package) {
printk(KERN_ERR PREFIX "No return object (len %X ptr %p)\n",
diff --git a/drivers/acpi/video.c b/drivers/acpi/video.c
index 56666a98247..53a9eb015d6 100644
--- a/drivers/acpi/video.c
+++ b/drivers/acpi/video.c
@@ -386,7 +386,7 @@ acpi_video_device_EDID(struct acpi_video_device *device,
if (ACPI_FAILURE(status))
return -ENODEV;
- obj = (union acpi_object *)buffer.pointer;
+ obj = buffer.pointer;
if (obj && obj->type == ACPI_TYPE_BUFFER)
*edid = obj;
@@ -654,8 +654,7 @@ static struct proc_dir_entry *acpi_video_dir;
static int acpi_video_device_info_seq_show(struct seq_file *seq, void *offset)
{
- struct acpi_video_device *dev =
- (struct acpi_video_device *)seq->private;
+ struct acpi_video_device *dev = seq->private;
if (!dev)
@@ -688,8 +687,7 @@ acpi_video_device_info_open_fs(struct inode *inode, struct file *file)
static int acpi_video_device_state_seq_show(struct seq_file *seq, void *offset)
{
int status;
- struct acpi_video_device *dev =
- (struct acpi_video_device *)seq->private;
+ struct acpi_video_device *dev = seq->private;
unsigned long state;
@@ -727,8 +725,8 @@ acpi_video_device_write_state(struct file *file,
size_t count, loff_t * data)
{
int status;
- struct seq_file *m = (struct seq_file *)file->private_data;
- struct acpi_video_device *dev = (struct acpi_video_device *)m->private;
+ struct seq_file *m = file->private_data;
+ struct acpi_video_device *dev = m->private;
char str[12] = { 0 };
u32 state = 0;
@@ -754,8 +752,7 @@ acpi_video_device_write_state(struct file *file,
static int
acpi_video_device_brightness_seq_show(struct seq_file *seq, void *offset)
{
- struct acpi_video_device *dev =
- (struct acpi_video_device *)seq->private;
+ struct acpi_video_device *dev = seq->private;
int i;
@@ -784,8 +781,8 @@ acpi_video_device_write_brightness(struct file *file,
const char __user * buffer,
size_t count, loff_t * data)
{
- struct seq_file *m = (struct seq_file *)file->private_data;
- struct acpi_video_device *dev = (struct acpi_video_device *)m->private;
+ struct seq_file *m = file->private_data;
+ struct acpi_video_device *dev = m->private;
char str[4] = { 0 };
unsigned int level = 0;
int i;
@@ -817,8 +814,7 @@ acpi_video_device_write_brightness(struct file *file,
static int acpi_video_device_EDID_seq_show(struct seq_file *seq, void *offset)
{
- struct acpi_video_device *dev =
- (struct acpi_video_device *)seq->private;
+ struct acpi_video_device *dev = seq->private;
int status;
int i;
union acpi_object *edid = NULL;
@@ -866,7 +862,7 @@ static int acpi_video_device_add_fs(struct acpi_device *device)
if (!device)
return -ENODEV;
- vid_dev = (struct acpi_video_device *)acpi_driver_data(device);
+ vid_dev = acpi_driver_data(device);
if (!vid_dev)
return -ENODEV;
@@ -931,7 +927,7 @@ static int acpi_video_device_remove_fs(struct acpi_device *device)
{
struct acpi_video_device *vid_dev;
- vid_dev = (struct acpi_video_device *)acpi_driver_data(device);
+ vid_dev = acpi_driver_data(device);
if (!vid_dev || !vid_dev->video || !vid_dev->video->dir)
return -ENODEV;
@@ -950,7 +946,7 @@ static int acpi_video_device_remove_fs(struct acpi_device *device)
/* video bus */
static int acpi_video_bus_info_seq_show(struct seq_file *seq, void *offset)
{
- struct acpi_video_bus *video = (struct acpi_video_bus *)seq->private;
+ struct acpi_video_bus *video = seq->private;
if (!video)
@@ -975,7 +971,7 @@ static int acpi_video_bus_info_open_fs(struct inode *inode, struct file *file)
static int acpi_video_bus_ROM_seq_show(struct seq_file *seq, void *offset)
{
- struct acpi_video_bus *video = (struct acpi_video_bus *)seq->private;
+ struct acpi_video_bus *video = seq->private;
if (!video)
@@ -995,7 +991,7 @@ static int acpi_video_bus_ROM_open_fs(struct inode *inode, struct file *file)
static int acpi_video_bus_POST_info_seq_show(struct seq_file *seq, void *offset)
{
- struct acpi_video_bus *video = (struct acpi_video_bus *)seq->private;
+ struct acpi_video_bus *video = seq->private;
unsigned long options;
int status;
@@ -1033,7 +1029,7 @@ acpi_video_bus_POST_info_open_fs(struct inode *inode, struct file *file)
static int acpi_video_bus_POST_seq_show(struct seq_file *seq, void *offset)
{
- struct acpi_video_bus *video = (struct acpi_video_bus *)seq->private;
+ struct acpi_video_bus *video = seq->private;
int status;
unsigned long id;
@@ -1054,7 +1050,7 @@ static int acpi_video_bus_POST_seq_show(struct seq_file *seq, void *offset)
static int acpi_video_bus_DOS_seq_show(struct seq_file *seq, void *offset)
{
- struct acpi_video_bus *video = (struct acpi_video_bus *)seq->private;
+ struct acpi_video_bus *video = seq->private;
seq_printf(seq, "DOS setting: <%d>\n", video->dos_setting);
@@ -1079,8 +1075,8 @@ acpi_video_bus_write_POST(struct file *file,
size_t count, loff_t * data)
{
int status;
- struct seq_file *m = (struct seq_file *)file->private_data;
- struct acpi_video_bus *video = (struct acpi_video_bus *)m->private;
+ struct seq_file *m = file->private_data;
+ struct acpi_video_bus *video = m->private;
char str[12] = { 0 };
unsigned long opt, options;
@@ -1119,8 +1115,8 @@ acpi_video_bus_write_DOS(struct file *file,
size_t count, loff_t * data)
{
int status;
- struct seq_file *m = (struct seq_file *)file->private_data;
- struct acpi_video_bus *video = (struct acpi_video_bus *)m->private;
+ struct seq_file *m = file->private_data;
+ struct acpi_video_bus *video = m->private;
char str[12] = { 0 };
unsigned long opt;
@@ -1150,7 +1146,7 @@ static int acpi_video_bus_add_fs(struct acpi_device *device)
struct acpi_video_bus *video;
- video = (struct acpi_video_bus *)acpi_driver_data(device);
+ video = acpi_driver_data(device);
if (!acpi_device_dir(device)) {
acpi_device_dir(device) = proc_mkdir(acpi_device_bid(device),
@@ -1226,7 +1222,7 @@ static int acpi_video_bus_remove_fs(struct acpi_device *device)
struct acpi_video_bus *video;
- video = (struct acpi_video_bus *)acpi_driver_data(device);
+ video = acpi_driver_data(device);
if (acpi_device_dir(device)) {
remove_proc_entry("info", acpi_device_dir(device));
@@ -1403,7 +1399,7 @@ static int acpi_video_device_enumerate(struct acpi_video_bus *video)
return status;
}
- dod = (union acpi_object *)buffer.pointer;
+ dod = buffer.pointer;
if (!dod || (dod->type != ACPI_TYPE_PACKAGE)) {
ACPI_EXCEPTION((AE_INFO, status, "Invalid _DOD data"));
status = -EFAULT;
@@ -1426,7 +1422,7 @@ static int acpi_video_device_enumerate(struct acpi_video_bus *video)
count = 0;
for (i = 0; i < dod->package.count; i++) {
- obj = (union acpi_object *)&dod->package.elements[i];
+ obj = &dod->package.elements[i];
if (obj->type != ACPI_TYPE_INTEGER) {
printk(KERN_ERR PREFIX "Invalid _DOD data\n");
@@ -1612,7 +1608,7 @@ static int acpi_video_bus_stop_devices(struct acpi_video_bus *video)
static void acpi_video_bus_notify(acpi_handle handle, u32 event, void *data)
{
- struct acpi_video_bus *video = (struct acpi_video_bus *)data;
+ struct acpi_video_bus *video = data;
struct acpi_device *device = NULL;
printk("video bus notify\n");
@@ -1654,8 +1650,7 @@ static void acpi_video_bus_notify(acpi_handle handle, u32 event, void *data)
static void acpi_video_device_notify(acpi_handle handle, u32 event, void *data)
{
- struct acpi_video_device *video_device =
- (struct acpi_video_device *)data;
+ struct acpi_video_device *video_device = data;
struct acpi_device *device = NULL;
@@ -1757,7 +1752,7 @@ static int acpi_video_bus_remove(struct acpi_device *device, int type)
if (!device || !acpi_driver_data(device))
return -EINVAL;
- video = (struct acpi_video_bus *)acpi_driver_data(device);
+ video = acpi_driver_data(device);
acpi_video_bus_stop_devices(video);