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ACPI: ec.c: call acpi_get_name to get node name 

acpi_namespace_node is internal struct, it should not be used outside of ACPICA
call acpi_get_name to get node ascii name

Signed-off-by: Lin Ming <ming.m.lin@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>
This commit is contained in:
Lin Ming 2008-12-16 16:46:12 +08:00 committed by Len Brown
parent 889c78be9e
commit 0175d562a2
1 changed files with 7 additions and 2 deletions
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9
drivers/acpi/ec.c
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@ -756,10 +756,15 @@ static acpi_status
acpi_ec_register_query_methods(acpi_handle handle, u32 level,
void *context, void **return_value)
{
struct acpi_namespace_node *node = handle;
char node_name[5];
struct acpi_buffer buffer = { sizeof(node_name), node_name };
struct acpi_ec *ec = context;
int value = 0;
if (sscanf(node->name.ascii, "_Q%x", &value) == 1) {
acpi_status status;
status = acpi_get_name(handle, ACPI_SINGLE_NAME, &buffer);
if (ACPI_SUCCESS(status) && sscanf(node_name, "_Q%x", &value) == 1) {
acpi_ec_add_query_handler(ec, value, handle, NULL, NULL);
}
return AE_OK;