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ACPI / TPM: match node name instead of full path when searching for TPM device

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When searching ACPI object for TPM device, it should match current
ACPI object name instead of the full path.

Signed-off-by: Jiang Liu <jiang.liu@linux.intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Jiang Liu 2013-12-19 20:38:16 +08:00 committed by Rafael J. Wysocki
parent 2fc59fe2ec
commit 529139c973
1 changed files with 1 additions and 1 deletions
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2
drivers/char/tpm/tpm_ppi.c
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@ -30,7 +30,7 @@ static acpi_status ppi_callback(acpi_handle handle, u32 level, void *context,
acpi_status status = AE_OK;
struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL };
if (ACPI_SUCCESS(acpi_get_name(handle, ACPI_FULL_PATHNAME, &buffer))) {
if (ACPI_SUCCESS(acpi_get_name(handle, ACPI_SINGLE_NAME, &buffer))) {
if (strstr(buffer.pointer, context) != NULL) {
*return_value = handle;
status = AE_CTRL_TERMINATE;