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authorBob Moore <robert.moore@intel.com>2013-05-30 02:00:01 (GMT)
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2013-06-01 19:54:30 (GMT)
commit29a241cc02110b8b2259fd72719b8cadc03909be (patch)
treea96c10dd22a35479dc2e1ef140f7d90a442f9c03 /drivers/acpi/acpica/acpredef.h
parente1405ca5ebf1068a0d62afd2fec8f0354038147a (diff)
downloadlinux-29a241cc02110b8b2259fd72719b8cadc03909be.tar.xz
ACPICA: Add argument typechecking for all predefined ACPI names
Fully implements typechecking on all incoming arguments for all predefined names. This ensures that ACPI-related drivers are passing the correct number of arguments, each of the correct object type. Signed-off-by: Bob Moore <robert.moore@intel.com> Signed-off-by: Lv Zheng <lv.zheng@intel.com> Acked-by: Len Brown <len.brown@intel.com> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'drivers/acpi/acpica/acpredef.h')
-rw-r--r--drivers/acpi/acpica/acpredef.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/acpi/acpica/acpredef.h b/drivers/acpi/acpica/acpredef.h
index b22b709..f600aded 100644
--- a/drivers/acpi/acpica/acpredef.h
+++ b/drivers/acpi/acpica/acpredef.h
@@ -128,8 +128,8 @@ enum acpi_return_package_types {
#define ARG_COUNT_IS_MINIMUM 0x8000
#define METHOD_MAX_ARG_TYPE ACPI_TYPE_PACKAGE
-#define METHOD_GET_COUNT(arg_list) (arg_list & METHOD_ARG_MASK)
-#define METHOD_GET_NEXT_ARG(arg_list) (arg_list >> METHOD_ARG_BIT_WIDTH)
+#define METHOD_GET_ARG_COUNT(arg_list) ((arg_list) & METHOD_ARG_MASK)
+#define METHOD_GET_NEXT_TYPE(arg_list) (((arg_list) >>= METHOD_ARG_BIT_WIDTH) & METHOD_ARG_MASK)
/* Macros used to build the predefined info table */