diff options
Diffstat (limited to 'net/rds/bind.c')
| -rw-r--r-- | net/rds/bind.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/net/rds/bind.c b/net/rds/bind.c index b22ea956522b..095f6ce583fe 100644 --- a/net/rds/bind.c +++ b/net/rds/bind.c @@ -81,6 +81,8 @@ static int rds_add_bound(struct rds_sock *rs, __be32 addr, __be16 *port) if (*port != 0) { rover = be16_to_cpu(*port); + if (rover == RDS_FLAG_PROBE_PORT) + return -EINVAL; last = rover; } else { rover = max_t(u16, prandom_u32(), 2); @@ -91,12 +93,16 @@ static int rds_add_bound(struct rds_sock *rs, __be32 addr, __be16 *port) if (rover == 0) rover++; + if (rover == RDS_FLAG_PROBE_PORT) + continue; key = ((u64)addr << 32) | cpu_to_be16(rover); if (rhashtable_lookup_fast(&bind_hash_table, &key, ht_parms)) continue; rs->rs_bound_key = key; rs->rs_bound_addr = addr; + net_get_random_once(&rs->rs_hash_initval, + sizeof(rs->rs_hash_initval)); rs->rs_bound_port = cpu_to_be16(rover); rs->rs_bound_node.next = NULL; rds_sock_addref(rs); |