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path: root/drivers/acpi
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Diffstat (limited to 'drivers/acpi')
-rw-r--r--drivers/acpi/internal.h2
-rw-r--r--drivers/acpi/scan.c5
2 files changed, 3 insertions, 4 deletions
diff --git a/drivers/acpi/internal.h b/drivers/acpi/internal.h
index 457e11d851b8..628bf8f18130 100644
--- a/drivers/acpi/internal.h
+++ b/drivers/acpi/internal.h
@@ -96,8 +96,6 @@ void acpi_scan_table_notify(void);
extern struct list_head acpi_bus_id_list;
-#define ACPI_MAX_DEVICE_INSTANCES 4096
-
struct acpi_device_bus_id {
const char *bus_id;
struct ida instance_ida;
diff --git a/drivers/acpi/scan.c b/drivers/acpi/scan.c
index 8b2e5ef15559..5ffd87ac42b3 100644
--- a/drivers/acpi/scan.c
+++ b/drivers/acpi/scan.c
@@ -477,7 +477,8 @@ static void acpi_device_del(struct acpi_device *device)
list_for_each_entry(acpi_device_bus_id, &acpi_bus_id_list, node)
if (!strcmp(acpi_device_bus_id->bus_id,
acpi_device_hid(device))) {
- ida_simple_remove(&acpi_device_bus_id->instance_ida, device->pnp.instance_no);
+ ida_free(&acpi_device_bus_id->instance_ida,
+ device->pnp.instance_no);
if (ida_is_empty(&acpi_device_bus_id->instance_ida)) {
list_del(&acpi_device_bus_id->node);
kfree_const(acpi_device_bus_id->bus_id);
@@ -642,7 +643,7 @@ static int acpi_device_set_name(struct acpi_device *device,
struct ida *instance_ida = &acpi_device_bus_id->instance_ida;
int result;
- result = ida_simple_get(instance_ida, 0, ACPI_MAX_DEVICE_INSTANCES, GFP_KERNEL);
+ result = ida_alloc(instance_ida, GFP_KERNEL);
if (result < 0)
return result;