From: Yevhen Orlov Date: Tue, 11 Jan 2022 01:11:29 +0000 (+0200) Subject: net: marvell: prestera: Fix deinit sequence for router X-Git-Tag: v6.1-rc5~2173^2~41 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=e179f045f90d8947d3c2addebd620341b7daa4a1;p=platform%2Fkernel%2Flinux-starfive.git 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: 69204174cc5c ("net: marvell: prestera: Add prestera router infra") Signed-off-by: Yevhen Orlov Link: https://lore.kernel.org/r/20220111011129.5457-1-yevhen.orlov@plvision.eu Signed-off-by: Jakub Kicinski --- diff --git a/drivers/net/ethernet/marvell/prestera/prestera_main.c b/drivers/net/ethernet/marvell/prestera/prestera_main.c index 08fdd1e..cad93f7 100644 --- a/drivers/net/ethernet/marvell/prestera/prestera_main.c +++ b/drivers/net/ethernet/marvell/prestera/prestera_main.c @@ -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); } diff --git a/drivers/net/ethernet/marvell/prestera/prestera_router.c b/drivers/net/ethernet/marvell/prestera/prestera_router.c index 607b88b..6ef4d32 100644 --- a/drivers/net/ethernet/marvell/prestera/prestera_router.c +++ b/drivers/net/ethernet/marvell/prestera/prestera_router.c @@ -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; } diff --git a/drivers/net/ethernet/marvell/prestera/prestera_router_hw.c b/drivers/net/ethernet/marvell/prestera/prestera_router_hw.c index 490e9b6..e5592b6 100644 --- a/drivers/net/ethernet/marvell/prestera/prestera_router_hw.c +++ b/drivers/net/ethernet/marvell/prestera/prestera_router_hw.c @@ -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) { diff --git a/drivers/net/ethernet/marvell/prestera/prestera_router_hw.h b/drivers/net/ethernet/marvell/prestera/prestera_router_hw.h index ab5e013..b6b0285 100644 --- a/drivers/net/ethernet/marvell/prestera/prestera_router_hw.h +++ b/drivers/net/ethernet/marvell/prestera/prestera_router_hw.h @@ -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_ */