diff options
Diffstat (limited to 'tcp.c')
| -rw-r--r-- | tcp.c | 19 |
1 files changed, 16 insertions, 3 deletions
@@ -2708,6 +2708,9 @@ int tcp_flow_repair_on(struct ctx *c, const struct tcp_tap_conn *conn) { int rc = 0; + if (conn->sock < 0) + return 0; + if ((rc = repair_set(c, conn->sock, TCP_REPAIR_ON))) err("Failed to set TCP_REPAIR"); @@ -2725,6 +2728,9 @@ int tcp_flow_repair_off(struct ctx *c, const struct tcp_tap_conn *conn) { int rc = 0; + if (conn->sock < 0) + return 0; + if ((rc = repair_set(c, conn->sock, TCP_REPAIR_OFF))) err("Failed to clear TCP_REPAIR"); @@ -3377,7 +3383,8 @@ int tcp_flow_migrate_target(struct ctx *c, int fd) if ((rc = tcp_flow_repair_socket(c, conn))) { flow_err(flow, "Can't set up socket: %s, drop", strerror_(-rc)); - flow_alloc_cancel(flow); + /* Can't leave the flow in an incomplete state */ + FLOW_ACTIVATE(conn); return 0; } @@ -3453,6 +3460,10 @@ int tcp_flow_migrate_target_ext(struct ctx *c, struct tcp_tap_conn *conn, int fd return rc; } + if (conn->sock < 0) + /* We weren't able to create the socket, discard flow */ + goto fail; + if (tcp_flow_select_queue(s, TCP_SEND_QUEUE)) goto fail; @@ -3540,8 +3551,10 @@ int tcp_flow_migrate_target_ext(struct ctx *c, struct tcp_tap_conn *conn, int fd return 0; fail: - tcp_flow_repair_off(c, conn); - repair_flush(c); + if (conn->sock >= 0) { + tcp_flow_repair_off(c, conn); + repair_flush(c); + } conn->flags = 0; /* Not waiting for ACK, don't schedule timer */ tcp_rst(c, conn); |