Direct access to the struct bus_type dev_root pointer is going away soon
so replace that with a call to bus_get_dev_root() instead, which is what
it is there for.
Cc: Lai Jiangshan <jiangshanlai@gmail.com>
Acked-by: Tejun Heo <tj@kernel.org>
Link: https://lore.kernel.org/r/20230313182918.1312597-8-gregkh@linuxfoundation.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
static int __init wq_sysfs_init(void)
{
+ struct device *dev_root;
int err;
err = subsys_virtual_register(&wq_subsys, NULL);
if (err)
return err;
- return device_create_file(wq_subsys.dev_root, &wq_sysfs_cpumask_attr);
+ dev_root = bus_get_dev_root(&wq_subsys);
+ if (dev_root) {
+ err = device_create_file(dev_root, &wq_sysfs_cpumask_attr);
+ put_device(dev_root);
+ }
+ return err;
}
core_initcall(wq_sysfs_init);