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ACPICA: Add check for invalid handle in acpi_get_object_info

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Return AE_BAD_PARAMETER if input handle is invalid.

http://www.acpica.org/bugzilla/show_bug.cgi?id=474

Signed-off-by: Fiodor Suietov <fiodor.f.suietov@intel.com>
Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Lin Ming <ming.m.lin@intel.com>
Signed-off-by: Andi Kleen <ak@linux.intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>
This commit is contained in:
Fiodor Suietov 2008-07-04 10:18:34 +08:00 committed by Len Brown
parent f0e0da8a6c
commit 237a927682
1 changed files with 1 additions and 0 deletions
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drivers/acpi/namespace/nsxfname.c
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@ -253,6 +253,7 @@ acpi_get_object_info(acpi_handle handle, struct acpi_buffer * buffer)
node = acpi_ns_map_handle_to_node(handle);
if (!node) {
(void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE);
status = AE_BAD_PARAMETER;
goto cleanup;
}