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authorLin Ming <ming.m.lin@intel.com>2008-12-16 16:46:12 +0800
committerLen Brown <len.brown@intel.com>2008-12-31 01:06:55 -0500
commit0175d562a29ad052c510782c7e76bc63d5155b9b (patch)
tree50790da5cfde44630f80fe35c89ad9e571b36d69 /drivers/acpi
parent889c78be9e8d84ea7f991b9b868e006cdb8e42b0 (diff)
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>
Diffstat (limited to 'drivers/acpi')
-rw-r--r--drivers/acpi/ec.c9
1 files changed, 7 insertions, 2 deletions
diff --git a/drivers/acpi/ec.c b/drivers/acpi/ec.c
index 30f3ef236ecb..2cbc2c9c07ac 100644
--- a/drivers/acpi/ec.c
+++ b/drivers/acpi/ec.c
@@ -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;