diff options
Diffstat (limited to 'net/x25/af_x25.c')
| -rw-r--r-- | net/x25/af_x25.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/net/x25/af_x25.c b/net/x25/af_x25.c index c94aa587e0c9..851096110b4d 100644 --- a/net/x25/af_x25.c +++ b/net/x25/af_x25.c @@ -470,12 +470,12 @@ static int x25_getsockopt(struct socket *sock, int level, int optname, if (get_user(len, optlen)) goto out; - len = min_t(unsigned int, len, sizeof(int)); - rc = -EINVAL; if (len < 0) goto out; + len = min_t(unsigned int, len, sizeof(int)); + rc = -EFAULT; if (put_user(len, optlen)) goto out; @@ -492,6 +492,12 @@ static int x25_listen(struct socket *sock, int backlog) int rc = -EOPNOTSUPP; lock_sock(sk); + if (sock->state != SS_UNCONNECTED) { + rc = -EINVAL; + release_sock(sk); + return rc; + } + if (sk->sk_state != TCP_LISTEN) { memset(&x25_sk(sk)->dest_addr, 0, X25_ADDR_LEN); sk->sk_max_ack_backlog = backlog; |