Commit 00b9850e authored by Greg Kroah-Hartman's avatar Greg Kroah-Hartman
Browse files

greybus: make greybus_bus_type const 



Now that the driver core can properly handle constant struct bus_type,
move the greybus_bus_type variable to be a constant structure as well,
placing it into read-only memory which can not be modified at runtime.

Cc: Alex Elder <elder@kernel.org>
Cc: greybus-dev@lists.linaro.org
Reviewed-by: default avatarJohan Hovold <johan@kernel.org>
Link: https://lore.kernel.org/r/2024010517-handgun-scoreless-05e7@gregkh


Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 17bcddcd

drivers/greybus/core.c

+1 −1
Original line number Diff line number Diff line
@@ -155,7 +155,7 @@ static void greybus_shutdown(struct device *dev) 
	}

}



struct bus_type greybus_bus_type = {

const struct bus_type greybus_bus_type = {

	.name =		"greybus",

	.match =	greybus_match_device,

	.uevent =	greybus_uevent,

include/linux/greybus.h

+1 −1
Original line number Diff line number Diff line
@@ -104,7 +104,7 @@ void gb_debugfs_init(void); 
void gb_debugfs_cleanup(void);

struct dentry *gb_debugfs_get(void);



extern struct bus_type greybus_bus_type;

extern const struct bus_type greybus_bus_type;



extern struct device_type greybus_hd_type;

extern struct device_type greybus_module_type;