diff options
Diffstat (limited to 'net/rds/bind.c')
| -rw-r--r-- | net/rds/bind.c | 40 |
1 files changed, 18 insertions, 22 deletions
diff --git a/net/rds/bind.c b/net/rds/bind.c index 6dbb763bc1fd..20c156a73e73 100644 --- a/net/rds/bind.c +++ b/net/rds/bind.c @@ -1,5 +1,5 @@ /* - * Copyright (c) 2006, 2018 Oracle and/or its affiliates. All rights reserved. + * Copyright (c) 2006, 2019 Oracle and/or its affiliates. All rights reserved. * * This software is available to you under a choice of one of two * licenses. You may choose to be licensed under the terms of the GNU @@ -239,34 +239,30 @@ int rds_bind(struct socket *sock, struct sockaddr *uaddr, int addr_len) goto out; } - sock_set_flag(sk, SOCK_RCU_FREE); - ret = rds_add_bound(rs, binding_addr, &port, scope_id); - if (ret) - goto out; - - if (rs->rs_transport) { /* previously bound */ + /* The transport can be set using SO_RDS_TRANSPORT option before the + * socket is bound. + */ + if (rs->rs_transport) { trans = rs->rs_transport; if (trans->laddr_check(sock_net(sock->sk), binding_addr, scope_id) != 0) { ret = -ENOPROTOOPT; - rds_remove_bound(rs); - } else { - ret = 0; + goto out; } - goto out; - } - trans = rds_trans_get_preferred(sock_net(sock->sk), binding_addr, - scope_id); - if (!trans) { - ret = -EADDRNOTAVAIL; - rds_remove_bound(rs); - pr_info_ratelimited("RDS: %s could not find a transport for %pI6c, load rds_tcp or rds_rdma?\n", - __func__, binding_addr); - goto out; + } else { + trans = rds_trans_get_preferred(sock_net(sock->sk), + binding_addr, scope_id); + if (!trans) { + ret = -EADDRNOTAVAIL; + pr_info_ratelimited("RDS: %s could not find a transport for %pI6c, load rds_tcp or rds_rdma?\n", + __func__, binding_addr); + goto out; + } + rs->rs_transport = trans; } - rs->rs_transport = trans; - ret = 0; + sock_set_flag(sk, SOCK_RCU_FREE); + ret = rds_add_bound(rs, binding_addr, &port, scope_id); out: release_sock(sk); |