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HID: make hid_bus_type const 

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

Cc: Jiri Kosina <jikos@kernel.org>
Cc: Benjamin Tissoires <benjamin.tissoires@redhat.com>
Cc: linux-input@vger.kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Jiri Kosina <jkosina@suse.com>
This commit is contained in:
Greg Kroah-Hartman 2023-12-20 08:38:46 +01:00 committed by Jiri Kosina
parent 3f10e214a9
commit 37d158d0b0
2 changed files with 2 additions and 2 deletions
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2
drivers/hid/hid-core.c
View File

@ -2749,7 +2749,7 @@ static int hid_uevent(const struct device *dev, struct kobj_uevent_env *env)
return 0;
}
struct bus_type hid_bus_type = {
const struct bus_type hid_bus_type = {
.name = "hid",
.dev_groups = hid_dev_groups,
.drv_groups = hid_drv_groups,

2
include/linux/hid.h
View File

@ -912,7 +912,7 @@ extern bool hid_ignore(struct hid_device *);
extern int hid_add_device(struct hid_device *);
extern void hid_destroy_device(struct hid_device *);
extern struct bus_type hid_bus_type;
extern const struct bus_type hid_bus_type;
extern int __must_check __hid_register_driver(struct hid_driver *,
struct module *, const char *mod_name);