Since commit d492cc2573a0 ("driver core: device.h: make struct bus_type a const *"), the driver core can properly handle constant struct bus_type, move the soundbus_bus_type variable to be a constant structure as well, placing it into read-only memory which can not be modified at runtime. Cc: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> Suggested-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> Signed-off-by: Ricardo B. Marliere <ricardo@xxxxxxxxxxxx> --- sound/aoa/soundbus/core.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/sound/aoa/soundbus/core.c b/sound/aoa/soundbus/core.c index 8f24a3eea16b..2a295f610594 100644 --- a/sound/aoa/soundbus/core.c +++ b/sound/aoa/soundbus/core.c @@ -127,7 +127,7 @@ static void soundbus_device_shutdown(struct device *dev) /* soundbus_dev_attrs is declared in sysfs.c */ ATTRIBUTE_GROUPS(soundbus_dev); -static struct bus_type soundbus_bus_type = { +static const struct bus_type soundbus_bus_type = { .name = "aoa-soundbus", .probe = soundbus_probe, .uevent = soundbus_uevent, -- 2.43.0