228 static int err_inject_add_dev(struct device *sys_dev)  in err_inject_add_dev()  argument
230 	return sysfs_create_group(&sys_dev->kobj, &err_inject_attr_group);  in err_inject_add_dev()
233 static int err_inject_remove_dev(struct device *sys_dev)  in err_inject_remove_dev()  argument
235 	sysfs_remove_group(&sys_dev->kobj, &err_inject_attr_group);  in err_inject_remove_dev()
242 	struct device *sys_dev;  in err_inject_cpu_callback()  local
244 	sys_dev = get_cpu_device(cpu);  in err_inject_cpu_callback()
248 		err_inject_add_dev(sys_dev);  in err_inject_cpu_callback()
252 		err_inject_remove_dev(sys_dev);  in err_inject_cpu_callback()
291 	struct device *sys_dev;  in err_inject_exit()  local
300 		sys_dev = get_cpu_device(i);  in err_inject_exit()
301 		sysfs_remove_group(&sys_dev->kobj, &err_inject_attr_group);  in err_inject_exit()