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-rw-r--r--sys/contrib/dev/acpica/include/acpredef.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/sys/contrib/dev/acpica/include/acpredef.h b/sys/contrib/dev/acpica/include/acpredef.h
index 7a652b5..46f3d69 100644
--- a/sys/contrib/dev/acpica/include/acpredef.h
+++ b/sys/contrib/dev/acpica/include/acpredef.h
@@ -131,8 +131,8 @@ enum AcpiReturnPackageTypes
#define ARG_COUNT_IS_MINIMUM 0x8000
#define METHOD_MAX_ARG_TYPE ACPI_TYPE_PACKAGE
-#define METHOD_GET_COUNT(ArgList) (ArgList & METHOD_ARG_MASK)
-#define METHOD_GET_NEXT_ARG(ArgList) (ArgList >> METHOD_ARG_BIT_WIDTH)
+#define METHOD_GET_ARG_COUNT(ArgList) ((ArgList) & METHOD_ARG_MASK)
+#define METHOD_GET_NEXT_TYPE(ArgList) (((ArgList) >>= METHOD_ARG_BIT_WIDTH) & METHOD_ARG_MASK)
/* Macros used to build the predefined info table */
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