ACPICA: Fix extraneous warning if _DSM returns a package
_DSM can return any type of object, so validation on the return
type cannot be performed. ACPICA BZ 802.
http://www.acpica.org/bugzilla/show_bug.cgi?id=802
Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Lin Ming <ming.m.lin@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>
diff --git a/drivers/acpi/acpica/nspredef.c b/drivers/acpi/acpica/nspredef.c
index 8314e6a..f8427af 100644
--- a/drivers/acpi/acpica/nspredef.c
+++ b/drivers/acpi/acpica/nspredef.c
@@ -193,11 +193,15 @@
}
/*
- * We have a return value, but if one wasn't expected, just exit, this is
+ * 1) We have a return value, but if one wasn't expected, just exit, this is
* not a problem. For example, if the "Implicit Return" feature is
* enabled, methods will always return a value.
+ *
+ * 2) If the return value can be of any type, then we cannot perform any
+ * validation, exit.
*/
- if (!predefined->info.expected_btypes) {
+ if ((!predefined->info.expected_btypes) ||
+ (predefined->info.expected_btypes == ACPI_RTYPE_ALL)) {
goto cleanup;
}