diff options
| -rw-r--r-- | src/vnet/tcp/tcp.c | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/src/vnet/tcp/tcp.c b/src/vnet/tcp/tcp.c index b1ae37409fd..e4335e06769 100644 --- a/src/vnet/tcp/tcp.c +++ b/src/vnet/tcp/tcp.c @@ -764,7 +764,20 @@ tcp_session_open (transport_endpoint_cfg_t * rmt) rmt, &lcl_addr, &lcl_port); if (rv) - return rv; + { + if (rv != SESSION_E_PORTINUSE) + return rv; + + if (session_lookup_connection (rmt->fib_index, &lcl_addr, &rmt->ip, + lcl_port, rmt->port, TRANSPORT_PROTO_UDP, + rmt->is_ip4)) + return SESSION_E_PORTINUSE; + + /* 5-tuple is available so increase lcl endpoint refcount and proceed + * with connection allocation */ + transport_share_local_endpoint (TRANSPORT_PROTO_UDP, &lcl_addr, + lcl_port); + } /* * Create connection and send SYN |