void module_add_driver(struct module *mod, struct device_driver *drv) { char *driver_name; int no_warn; struct module_kobject *mk = NULL; if (!drv) return; if (mod) mk = &mod->mkobj; else if (drv->mod_name) { struct kobject *mkobj; mkobj = kset_find_obj(module_kset, drv->mod_name); if (mkobj) { mk = container_of(mkobj, struct module_kobject, kobj); drv->p->mkobj = mk; kobject_put(mkobj); } } if (!mk) return; no_warn = sysfs_create_link(&drv->p->kobj, &mk->kobj, "module"); driver_name = make_driver_name(drv); if (driver_name) { module_create_drivers_dir(mk); no_warn = sysfs_create_link(mk->drivers_dir, &drv->p->kobj, driver_name); kfree(driver_name); } }
void module_add_driver(struct module *mod, struct device_driver *drv) { char *driver_name; int no_warn; struct module_kobject *mk = NULL; if (!drv) return; if (mod) mk = &mod->mkobj; else if (drv->mod_name) { struct kobject *mkobj; /* Lookup built-in module entry in /sys/modules */ mkobj = kset_find_obj(module_kset, drv->mod_name); if (mkobj) { mk = container_of(mkobj, struct module_kobject, kobj); /* remember our module structure */ drv->p->mkobj = mk; /* kset_find_obj took a reference */ kobject_put(mkobj); } } if (!mk) return; /* Don't check return codes; these calls are idempotent */ no_warn = sysfs_create_link(&drv->p->kobj, &mk->kobj, "module"); driver_name = make_driver_name(drv); if (driver_name) { module_create_drivers_dir(mk); no_warn = sysfs_create_link(mk->drivers_dir, &drv->p->kobj, driver_name); kfree(driver_name); } }