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-rw-r--r--include/acpi/acpi_bus.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/acpi/acpi_bus.h b/include/acpi/acpi_bus.h
index 02a716a0af5d..f28b097c658f 100644
--- a/include/acpi/acpi_bus.h
+++ b/include/acpi/acpi_bus.h
@@ -233,6 +233,7 @@ struct acpi_pnp_type {
struct acpi_device_pnp {
acpi_bus_id bus_id; /* Object name */
+ int instance_no; /* Instance number of this object */
struct acpi_pnp_type type; /* ID type */
acpi_bus_address bus_address; /* _ADR */
char *unique_id; /* _UID */