From 30823736162ff91512965e3c730557e34fa71d6d Mon Sep 17 00:00:00 2001 From: Lin Ming Date: Tue, 16 Dec 2008 16:59:35 +0800 Subject: [PATCH 1/1] ACPI: sony-laptop.c: call acpi_get_object_info to get node info Avoid using internal acpica structures acpi_namespace_node and acpi_operand_object Call acpi_get_object_info to get node ascii name and method arg count Signed-off-by: Lin Ming Signed-off-by: Len Brown --- drivers/misc/sony-laptop.c | 15 +++++++++------ 1 file changed, 9 insertions(+), 6 deletions(-) diff --git a/drivers/misc/sony-laptop.c b/drivers/misc/sony-laptop.c index 571b211..537959d 100644 --- a/drivers/misc/sony-laptop.c +++ b/drivers/misc/sony-laptop.c @@ -935,14 +935,17 @@ static void sony_acpi_notify(acpi_handle handle, u32 event, void *data) static acpi_status sony_walk_callback(acpi_handle handle, u32 level, void *context, void **return_value) { - struct acpi_namespace_node *node; - union acpi_operand_object *operand; + struct acpi_device_info *info; + struct acpi_buffer buffer = {ACPI_ALLOCATE_BUFFER, NULL}; - node = (struct acpi_namespace_node *)handle; - operand = (union acpi_operand_object *)node->object; + if (ACPI_SUCCESS(acpi_get_object_info(handle, &buffer))) { + info = buffer.pointer; - printk(KERN_WARNING DRV_PFX "method: name: %4.4s, args %X\n", node->name.ascii, - (u32) operand->method.param_count); + printk(KERN_WARNING DRV_PFX "method: name: %4.4s, args %X\n", + (char *)&info->name, info->param_count); + + kfree(buffer.pointer); + } return AE_OK; } -- 1.8.2.3