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-rw-r--r--drivers/acpi/scan.c1
1 files changed, 0 insertions, 1 deletions
diff --git a/drivers/acpi/scan.c b/drivers/acpi/scan.c
index a0ab828b2cc5..2cb3b0916eba 100644
--- a/drivers/acpi/scan.c
+++ b/drivers/acpi/scan.c
@@ -471,7 +471,6 @@ static int acpi_bus_get_perf_flags(struct acpi_device *device)
-------------------------------------------------------------------------- */
static LIST_HEAD(acpi_bus_drivers);
-static DECLARE_MUTEX(acpi_bus_drivers_lock);
/**
* acpi_bus_match - match device IDs to driver's supported IDs
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