diff options
Diffstat (limited to 'net/tipc/socket.c')
| -rw-r--r-- | net/tipc/socket.c | 11 |
1 files changed, 5 insertions, 6 deletions
diff --git a/net/tipc/socket.c b/net/tipc/socket.c index 1f236271766c..473a096b6fba 100644 --- a/net/tipc/socket.c +++ b/net/tipc/socket.c @@ -116,6 +116,7 @@ struct tipc_sock { struct tipc_mc_method mc_method; struct rcu_head rcu; struct tipc_group *group; + bool group_is_open; }; static int tipc_sk_backlog_rcv(struct sock *sk, struct sk_buff *skb); @@ -715,7 +716,6 @@ static unsigned int tipc_poll(struct file *file, struct socket *sock, { struct sock *sk = sock->sk; struct tipc_sock *tsk = tipc_sk(sk); - struct tipc_group *grp; u32 revents = 0; sock_poll_wait(file, sk_sleep(sk), wait); @@ -736,8 +736,7 @@ static unsigned int tipc_poll(struct file *file, struct socket *sock, revents |= POLLIN | POLLRDNORM; break; case TIPC_OPEN: - grp = tsk->group; - if ((!grp || tipc_group_is_open(grp)) && !tsk->cong_link_cnt) + if (tsk->group_is_open && !tsk->cong_link_cnt) revents |= POLLOUT; if (!tipc_sk_type_connectionless(sk)) break; @@ -772,7 +771,6 @@ static int tipc_sendmcast(struct socket *sock, struct tipc_name_seq *seq, struct net *net = sock_net(sk); int mtu = tipc_bcast_get_mtu(net); struct tipc_mc_method *method = &tsk->mc_method; - u32 domain = addr_domain(net, TIPC_CLUSTER_SCOPE); struct sk_buff_head pkts; struct tipc_nlist dsts; int rc; @@ -788,7 +786,7 @@ static int tipc_sendmcast(struct socket *sock, struct tipc_name_seq *seq, /* Lookup destination nodes */ tipc_nlist_init(&dsts, tipc_own_addr(net)); tipc_nametbl_lookup_dst_nodes(net, seq->type, seq->lower, - seq->upper, domain, &dsts); + seq->upper, &dsts); if (!dsts.local && !dsts.remote) return -EHOSTUNREACH; @@ -2759,7 +2757,7 @@ static int tipc_sk_join(struct tipc_sock *tsk, struct tipc_group_req *mreq) return -EINVAL; if (grp) return -EACCES; - grp = tipc_group_create(net, tsk->portid, mreq); + grp = tipc_group_create(net, tsk->portid, mreq, &tsk->group_is_open); if (!grp) return -ENOMEM; tsk->group = grp; @@ -2774,6 +2772,7 @@ static int tipc_sk_join(struct tipc_sock *tsk, struct tipc_group_req *mreq) if (rc) { tipc_group_delete(net, grp); tsk->group = NULL; + return rc; } /* Eliminate any risk that a broadcast overtakes sent JOINs */ tsk->mc_method.rcast = true; |