ACPI: bus: Define and use symbols for device and class name lengths

It is better to define symbols for the maximum ACPI device name length
and the maximum ACPI class name length instead of using raw numbers in
typedef statements.

Signed-off-by: Muhammad Qasim Abdul Majeed <qasim.majeed20@gmail.com>
Link: https://patch.msgid.link/20240804123313.16211-6-qasim.majeed20@gmail.com
[ rjw: Subject edits, added a changelog, dropped unrelated change ]
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>

diff --git a/include/acpi/acpi_bus.h b/include/acpi/acpi_bus.h
index 8db5bd3829151011924e082500190235dd4bd952..049cbda28c4c8de55ff65508a1633a36c1fc6c05 100644 (file)
--- a/include/acpi/acpi_bus.h
+++ b/include/acpi/acpi_bus.h
@@ -228,10 +228,12 @@ struct acpi_device_dir {
 
 /* Plug and Play */
 
+#define MAX_ACPI_DEVICE_NAME_LEN       40
+#define MAX_ACPI_CLASS_NAME_LEN                20
 typedef char acpi_bus_id[8];
 typedef u64 acpi_bus_address;
-typedef char acpi_device_name[40];
-typedef char acpi_device_class[20];
+typedef char acpi_device_name[MAX_ACPI_DEVICE_NAME_LEN];
+typedef char acpi_device_class[MAX_ACPI_CLASS_NAME_LEN];
 
 struct acpi_hardware_id {
        struct list_head list;