ACPICA: Make acpi_protocol_lengths static

ACPICA commit 0ebacf12b8ca66ce6d3fce4d349b3f2448da18cb

A linux-based static analyzer (sparse) caught this as a warning.
Making this variable static will result in better optimizations and
ensure that this variable does not get used outside of this file.

Signed-off-by: Yue Haibing <yuehaibing@huawei.com>
[ek: commit message]

Link: https://github.com/acpica/acpica/commit/0ebacf12
Signed-off-by: Erik Kaneda <erik.kaneda@intel.com>
Signed-off-by: Yue Haibing <yuehaibing@huawei.com>
Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>

diff --git a/drivers/acpi/acpica/exfield.c b/drivers/acpi/acpica/exfield.c
index e85eb31e50754c31fa96bdd5e29235c835d4b945..3323a2ba6a3138472403a0a4b700a77825dbe839 100644 (file)
--- a/drivers/acpi/acpica/exfield.c
+++ b/drivers/acpi/acpica/exfield.c
@@ -22,7 +22,7 @@ ACPI_MODULE_NAME("exfield")
  */
 #define ACPI_INVALID_PROTOCOL_ID        0x80
 #define ACPI_MAX_PROTOCOL_ID            0x0F
-const u8 acpi_protocol_lengths[] = {
+static const u8 acpi_protocol_lengths[] = {
        ACPI_INVALID_PROTOCOL_ID,       /* 0 - reserved */
        ACPI_INVALID_PROTOCOL_ID,       /* 1 - reserved */
        0x00,                   /* 2 - ATTRIB_QUICK */