diff options
Diffstat (limited to 'accel-pppd/ctrl/l2tp/l2tp.c')
| -rw-r--r-- | accel-pppd/ctrl/l2tp/l2tp.c | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/accel-pppd/ctrl/l2tp/l2tp.c b/accel-pppd/ctrl/l2tp/l2tp.c index 9dc0d26e..ef818c22 100644 --- a/accel-pppd/ctrl/l2tp/l2tp.c +++ b/accel-pppd/ctrl/l2tp/l2tp.c @@ -793,6 +793,7 @@ static struct l2tp_conn_t *l2tp_tunnel_alloc(const struct sockaddr_in *peer, uint32_t framing_cap) { struct l2tp_conn_t *conn; + socklen_t lnsaddrlen = sizeof(conn->lns_addr); uint16_t tid; int flag; @@ -871,8 +872,17 @@ static struct l2tp_conn_t *l2tp_tunnel_alloc(const struct sockaddr_in *peer, goto out_err; } + if (getsockname(conn->hnd.fd, &conn->lns_addr, &lnsaddrlen) < 0) { + log_error("l2tp: getsockname: %s\n", strerror(errno)); + goto out_err; + } + if (lnsaddrlen != sizeof(conn->lns_addr)) { + log_error("l2tp: getsockname: invalid address length: %i\n", + lnsaddrlen); + goto out_err; + } + memcpy(&conn->lac_addr, peer, sizeof(*peer)); - memcpy(&conn->lns_addr, host, sizeof(*host)); conn->framing_cap = framing_cap; conn->ctx.before_switch = log_switch; |