Commit 762e1a2f authored by Dmitry Torokhov's avatar Dmitry Torokhov Committed by Matthew Garrett

WMI: use separate list head for storing wmi blocks

Do not abuse wmi_block structure to hold the head of list
of blocks, use separate list_head for that.
Signed-off-by: default avatarDmitry Torokhov <dtor@mail.ru>
Signed-off-by: default avatarMatthew Garrett <mjg@redhat.com>
parent 37830662
......@@ -47,6 +47,7 @@ MODULE_LICENSE("GPL");
#define PREFIX "ACPI: WMI: "
static DEFINE_MUTEX(wmi_data_lock);
static LIST_HEAD(wmi_block_list);
struct guid_block {
char guid[16];
......@@ -70,7 +71,6 @@ struct wmi_block {
struct device *dev;
};
static struct wmi_block wmi_blocks;
/*
* If the GUID data block is marked as expensive, we must enable and
......@@ -234,7 +234,7 @@ static bool find_guid(const char *guid_string, struct wmi_block **out)
wmi_parse_guid(guid_string, tmp);
wmi_swap_bytes(tmp, guid_input);
list_for_each(p, &wmi_blocks.list) {
list_for_each(p, &wmi_block_list) {
wblock = list_entry(p, struct wmi_block, list);
block = &wblock->gblock;
......@@ -621,7 +621,7 @@ acpi_status wmi_get_event_data(u32 event, struct acpi_buffer *out)
params[0].type = ACPI_TYPE_INTEGER;
params[0].integer.value = event;
list_for_each(p, &wmi_blocks.list) {
list_for_each(p, &wmi_block_list) {
wblock = list_entry(p, struct wmi_block, list);
gblock = &wblock->gblock;
......@@ -709,7 +709,7 @@ static int wmi_create_devs(void)
struct device *guid_dev;
/* Create devices for all the GUIDs */
list_for_each(p, &wmi_blocks.list) {
list_for_each(p, &wmi_block_list) {
wblock = list_entry(p, struct wmi_block, list);
guid_dev = kzalloc(sizeof(struct device), GFP_KERNEL);
......@@ -746,7 +746,7 @@ static void wmi_remove_devs(void)
struct device *guid_dev;
/* Delete devices for all the GUIDs */
list_for_each(p, &wmi_blocks.list) {
list_for_each(p, &wmi_block_list) {
wblock = list_entry(p, struct wmi_block, list);
guid_dev = wblock->dev;
......@@ -785,7 +785,7 @@ static bool guid_already_parsed(const char *guid_string)
struct wmi_block *wblock;
struct list_head *p;
list_for_each(p, &wmi_blocks.list) {
list_for_each(p, &wmi_block_list) {
wblock = list_entry(p, struct wmi_block, list);
gblock = &wblock->gblock;
......@@ -799,7 +799,7 @@ static void free_wmi_blocks(void)
{
struct wmi_block *wblock, *next;
list_for_each_entry_safe(wblock, next, &wmi_blocks.list, list) {
list_for_each_entry_safe(wblock, next, &wmi_block_list, list) {
list_del(&wblock->list);
kfree(wblock);
}
......@@ -864,7 +864,7 @@ static acpi_status parse_wdg(acpi_handle handle)
wblock->handler = wmi_notify_debug;
wmi_method_enable(wblock, 1);
}
list_add_tail(&wblock->list, &wmi_blocks.list);
list_add_tail(&wblock->list, &wmi_block_list);
}
out_free_pointer:
......@@ -927,7 +927,7 @@ static void acpi_wmi_notify(struct acpi_device *device, u32 event)
struct list_head *p;
char guid_string[37];
list_for_each(p, &wmi_blocks.list) {
list_for_each(p, &wmi_block_list) {
wblock = list_entry(p, struct wmi_block, list);
block = &wblock->gblock;
......@@ -987,8 +987,6 @@ static int __init acpi_wmi_init(void)
{
int result;
INIT_LIST_HEAD(&wmi_blocks.list);
if (acpi_disabled)
return -ENODEV;
......
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