Compiler is not happy about handling of acpi_root variable: ...drivers/acpi/bus.c:37:20: warning: symbol 'acpi_root' was not declared. Should it be static? Move it's definition to the internal header. Signed-off-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx> --- drivers/acpi/internal.h | 2 ++ drivers/acpi/scan.c | 2 -- 2 files changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/acpi/internal.h b/drivers/acpi/internal.h index 95501a148591..f4148dc50b9c 100644 --- a/drivers/acpi/internal.h +++ b/drivers/acpi/internal.h @@ -11,6 +11,8 @@ #include <linux/idr.h> +extern struct acpi_device *acpi_root; + int early_acpi_osi_init(void); int acpi_osi_init(void); acpi_status acpi_os_initialize1(void); diff --git a/drivers/acpi/scan.c b/drivers/acpi/scan.c index 1c3e1e2bb0b5..e75ed9123931 100644 --- a/drivers/acpi/scan.c +++ b/drivers/acpi/scan.c @@ -24,8 +24,6 @@ #include "internal.h" -extern struct acpi_device *acpi_root; - #define ACPI_BUS_CLASS "system_bus" #define ACPI_BUS_HID "LNXSYBUS" #define ACPI_BUS_DEVICE_NAME "System Bus" -- 2.40.0.1.gaa8946217a0b
