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-rw-r--r--tools/power/acpi/os_specific/service_layers/oslinuxtbl.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/tools/power/acpi/os_specific/service_layers/oslinuxtbl.c b/tools/power/acpi/os_specific/service_layers/oslinuxtbl.c
index ba7bad04dff1..28c52008e854 100644
--- a/tools/power/acpi/os_specific/service_layers/oslinuxtbl.c
+++ b/tools/power/acpi/os_specific/service_layers/oslinuxtbl.c
@@ -783,6 +783,10 @@ osl_get_bios_table(char *signature,
ACPI_COMPARE_NAME(signature, ACPI_SIG_XSDT) ||
ACPI_COMPARE_NAME(signature, ACPI_SIG_DSDT) ||
ACPI_COMPARE_NAME(signature, ACPI_SIG_FACS)) {
+ if (instance > 0) {
+ return (AE_LIMIT);
+ }
+
/*
* Get the appropriate address, either 32-bit or 64-bit. Be very
* careful about the FADT length and validate table addresses.