static int l2tp_ip_connect(struct sock *sk, struct sockaddr *uaddr, int addr_len)
{
- int rc;
- struct inet_sock *inet = inet_sk(sk);
struct sockaddr_l2tpip *lsa = (struct sockaddr_l2tpip *) uaddr;
+ struct inet_sock *inet = inet_sk(sk);
+ struct flowi4 fl4;
struct rtable *rt;
__be32 saddr;
- int oif;
+ int oif, rc;
rc = -EINVAL;
if (addr_len < sizeof(*lsa))
if (ipv4_is_multicast(lsa->l2tp_addr.s_addr))
goto out;
- rt = ip_route_connect(lsa->l2tp_addr.s_addr, saddr,
+ rt = ip_route_connect(&fl4, lsa->l2tp_addr.s_addr, saddr,
RT_CONN_FLAGS(sk), oif,
IPPROTO_L2TP,
0, 0, sk, true);
int rc;
struct l2tp_ip_sock *lsa = l2tp_ip_sk(sk);
struct inet_sock *inet = inet_sk(sk);
- struct ip_options *opt = inet->opt;
struct rtable *rt = NULL;
int connected = 0;
__be32 daddr;
rt = (struct rtable *) __sk_dst_check(sk, 0);
if (rt == NULL) {
+ struct ip_options_rcu *inet_opt;
+
+ inet_opt = rcu_dereference_protected(inet->inet_opt,
+ sock_owned_by_user(sk));
+
/* Use correct destination address if we have options. */
- if (opt && opt->srr)
- daddr = opt->faddr;
+ if (inet_opt && inet_opt->opt.srr)
+ daddr = inet_opt->opt.faddr;
/* If this fails, retransmit mechanism of transport layer will
* keep trying until route appears or the connection times