net: marvell: prestera: Fix deinit sequence for router

* Add missed call prestera_router_fini in prestera_switch_fini
* Add prestera_router_hw_fini, which verify lists are empty

Fixes: 69204174cc ("net: marvell: prestera: Add prestera router infra")
Signed-off-by: Yevhen Orlov <yevhen.orlov@plvision.eu>
Link: https://lore.kernel.org/r/20220111011129.5457-1-yevhen.orlov@plvision.eu
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Yevhen Orlov 2022-01-11 03:11:29 +02:00 committed by Jakub Kicinski
parent 32d098bb2e
commit e179f045f9
4 changed files with 10 additions and 2 deletions

View file

@ -982,6 +982,7 @@ static void prestera_switch_fini(struct prestera_switch *sw)
prestera_event_handlers_unregister(sw);
prestera_rxtx_switch_fini(sw);
prestera_switchdev_fini(sw);
prestera_router_fini(sw);
prestera_netdev_event_handler_unregister(sw);
prestera_hw_switch_fini(sw);
}

View file

@ -168,7 +168,7 @@ int prestera_router_init(struct prestera_switch *sw)
err_register_inetaddr_notifier:
unregister_inetaddr_validator_notifier(&router->inetaddr_valid_nb);
err_register_inetaddr_validator_notifier:
/* prestera_router_hw_fini */
prestera_router_hw_fini(sw);
err_router_lib_init:
kfree(sw->router);
return err;
@ -178,7 +178,7 @@ void prestera_router_fini(struct prestera_switch *sw)
{
unregister_inetaddr_notifier(&sw->router->inetaddr_nb);
unregister_inetaddr_validator_notifier(&sw->router->inetaddr_valid_nb);
/* router_hw_fini */
prestera_router_hw_fini(sw);
kfree(sw->router);
sw->router = NULL;
}

View file

@ -29,6 +29,12 @@ int prestera_router_hw_init(struct prestera_switch *sw)
return 0;
}
void prestera_router_hw_fini(struct prestera_switch *sw)
{
WARN_ON(!list_empty(&sw->router->vr_list));
WARN_ON(!list_empty(&sw->router->rif_entry_list));
}
static struct prestera_vr *__prestera_vr_find(struct prestera_switch *sw,
u32 tb_id)
{

View file

@ -32,5 +32,6 @@ prestera_rif_entry_create(struct prestera_switch *sw,
struct prestera_rif_entry_key *k,
u32 tb_id, const unsigned char *addr);
int prestera_router_hw_init(struct prestera_switch *sw);
void prestera_router_hw_fini(struct prestera_switch *sw);
#endif /* _PRESTERA_ROUTER_HW_H_ */