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authorJiang Liu <jiang.liu@linux.intel.com>2013-12-19 13:38:16 +0100
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2014-01-05 16:07:14 +0100
commit529139c9736ac71040e589c32ba87d35cc8cbf8f (patch)
treeff3b2ff38edce4c699bed9450b266ebbd4d87007 /drivers/char/tpm
parentPCI / pci-label: treat PCI label with index 0 as valid label (diff)
downloadlinux-529139c9736ac71040e589c32ba87d35cc8cbf8f.tar.xz
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ACPI / TPM: match node name instead of full path when searching for TPM device
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>
Diffstat (limited to 'drivers/char/tpm')
-rw-r--r--drivers/char/tpm/tpm_ppi.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/char/tpm/tpm_ppi.c b/drivers/char/tpm/tpm_ppi.c
index e1f3337a0cf9..1e9cc11ac76a 100644
--- a/drivers/char/tpm/tpm_ppi.c
+++ b/drivers/char/tpm/tpm_ppi.c
@@ -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;