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[63/94] ACPI: ec.c: call acpi_get_name to get node name

Message ID 0175d562a29ad052c510782c7e76bc63d5155b9b.1231492610.git.len.brown@intel.com (mailing list archive)
State Accepted, archived
Headers show

Commit Message

Len Brown Jan. 9, 2009, 9:27 a.m. UTC 
From: Lin Ming <ming.m.lin@intel.com>

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>
---
 drivers/acpi/ec.c |    9 +++++++--
 1 files changed, 7 insertions(+), 2 deletions(-)
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Patch

diff --git a/drivers/acpi/ec.c b/drivers/acpi/ec.c
index 30f3ef2..2cbc2c9 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;