llc: fix info leak via getsockname()

[profile/ivi/kernel-adaptation-intel-automotive.git] / net / llc / af_llc.c

diff --git a/net/llc/af_llc.c b/net/llc/af_llc.c
index 8c2919c..c219000 100644 (file)
--- a/net/llc/af_llc.c
+++ b/net/llc/af_llc.c
@@ -969,14 +969,13 @@ static int llc_ui_getname(struct socket *sock, struct sockaddr *uaddr,
        struct sockaddr_llc sllc;
        struct sock *sk = sock->sk;
        struct llc_sock *llc = llc_sk(sk);
-       int rc = 0;
+       int rc = -EBADF;
 
        memset(&sllc, 0, sizeof(sllc));
        lock_sock(sk);
        if (sock_flag(sk, SOCK_ZAPPED))
                goto out;
        *uaddrlen = sizeof(sllc);
-       memset(uaddr, 0, *uaddrlen);
        if (peer) {
                rc = -ENOTCONN;
                if (sk->sk_state != TCP_ESTABLISHED)