static int sctp_connect(struct sock *sk, struct sockaddr *addr,
int addr_len, int flags)
{
- struct inet_sock *inet = inet_sk(sk);
struct sctp_af *af;
- int err = 0;
+ int err = -EINVAL;
lock_sock(sk);
-
pr_debug("%s: sk:%p, sockaddr:%p, addr_len:%d\n", __func__, sk,
addr, addr_len);
- /* We may need to bind the socket. */
- if (!inet->inet_num) {
- if (sk->sk_prot->get_port(sk, 0)) {
- release_sock(sk);
- return -EAGAIN;
- }
- inet->inet_sport = htons(inet->inet_num);
- }
-
/* Validate addr_len before calling common connect/connectx routine. */
af = sctp_get_af_specific(addr->sa_family);
- if (!af || addr_len < af->sockaddr_len) {
- err = -EINVAL;
- } else {
- /* Pass correct addr len to common routine (so it knows there
- * is only one address being passed.
- */
+ if (af && addr_len >= af->sockaddr_len)
err = __sctp_connect(sk, addr, af->sockaddr_len, flags, NULL);
- }
release_sock(sk);
return err;