Messages in this thread Patch in this message | | | From | Zhengchao Shao <> | Subject | [PATCH ipsec-next] xfrm: change the type of xfrm_register_km and xfrm_unregister_km | Date | Wed, 15 Jun 2022 09:55:19 +0800 |
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Functions xfrm_register_km and xfrm_unregister_km do always return 0, change the type of functions to void.
Signed-off-by: Zhengchao Shao <shaozhengchao@huawei.com> --- include/net/xfrm.h | 4 ++-- net/key/af_key.c | 6 +----- net/xfrm/xfrm_state.c | 6 ++---- net/xfrm/xfrm_user.c | 6 ++---- 4 files changed, 7 insertions(+), 15 deletions(-)
diff --git a/include/net/xfrm.h b/include/net/xfrm.h index c39d910d4b45..2b2d93aaae78 100644 --- a/include/net/xfrm.h +++ b/include/net/xfrm.h @@ -583,8 +583,8 @@ struct xfrm_mgr { bool (*is_alive)(const struct km_event *c); }; -int xfrm_register_km(struct xfrm_mgr *km); -int xfrm_unregister_km(struct xfrm_mgr *km); +void xfrm_register_km(struct xfrm_mgr *km); +void xfrm_unregister_km(struct xfrm_mgr *km); struct xfrm_tunnel_skb_cb { union { diff --git a/net/key/af_key.c b/net/key/af_key.c index fb16d7c4e1b8..fda2dcc8a383 100644 --- a/net/key/af_key.c +++ b/net/key/af_key.c @@ -3894,14 +3894,10 @@ static int __init ipsec_pfkey_init(void) err = sock_register(&pfkey_family_ops); if (err != 0) goto out_unregister_pernet; - err = xfrm_register_km(&pfkeyv2_mgr); - if (err != 0) - goto out_sock_unregister; + xfrm_register_km(&pfkeyv2_mgr); out: return err; -out_sock_unregister: - sock_unregister(PF_KEY); out_unregister_pernet: unregister_pernet_subsys(&pfkey_net_ops); out_unregister_key_proto: diff --git a/net/xfrm/xfrm_state.c b/net/xfrm/xfrm_state.c index 08564e0eef20..03b180878e61 100644 --- a/net/xfrm/xfrm_state.c +++ b/net/xfrm/xfrm_state.c @@ -2481,22 +2481,20 @@ EXPORT_SYMBOL(xfrm_user_policy); static DEFINE_SPINLOCK(xfrm_km_lock); -int xfrm_register_km(struct xfrm_mgr *km) +void xfrm_register_km(struct xfrm_mgr *km) { spin_lock_bh(&xfrm_km_lock); list_add_tail_rcu(&km->list, &xfrm_km_list); spin_unlock_bh(&xfrm_km_lock); - return 0; } EXPORT_SYMBOL(xfrm_register_km); -int xfrm_unregister_km(struct xfrm_mgr *km) +void xfrm_unregister_km(struct xfrm_mgr *km) { spin_lock_bh(&xfrm_km_lock); list_del_rcu(&km->list); spin_unlock_bh(&xfrm_km_lock); synchronize_rcu(); - return 0; } EXPORT_SYMBOL(xfrm_unregister_km); diff --git a/net/xfrm/xfrm_user.c b/net/xfrm/xfrm_user.c index 6a58fec6a1fb..2ff017117730 100644 --- a/net/xfrm/xfrm_user.c +++ b/net/xfrm/xfrm_user.c @@ -3633,10 +3633,8 @@ static int __init xfrm_user_init(void) rv = register_pernet_subsys(&xfrm_user_net_ops); if (rv < 0) return rv; - rv = xfrm_register_km(&netlink_mgr); - if (rv < 0) - unregister_pernet_subsys(&xfrm_user_net_ops); - return rv; + xfrm_register_km(&netlink_mgr); + return 0; } static void __exit xfrm_user_exit(void) -- 2.17.1
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