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[IPV4/IPV6]: Always wait for IPSEC SA resolution in socket contexts.
Do this even for non-blocking sockets. This avoids the silly -EAGAIN that applications can see now, even for non-blocking sockets in some cases (f.e. connect()). With help from Venkat Tekkirala. Signed-off-by: David S. Miller <davem@davemloft.net>
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ba7808eac1
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8eb9086f21
@ -146,7 +146,8 @@ static inline char rt_tos2priority(u8 tos)
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static inline int ip_route_connect(struct rtable **rp, __be32 dst,
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__be32 src, u32 tos, int oif, u8 protocol,
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__be16 sport, __be16 dport, struct sock *sk)
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__be16 sport, __be16 dport, struct sock *sk,
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int flags)
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{
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struct flowi fl = { .oif = oif,
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.nl_u = { .ip4_u = { .daddr = dst,
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@ -168,7 +169,7 @@ static inline int ip_route_connect(struct rtable **rp, __be32 dst,
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*rp = NULL;
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}
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security_sk_classify_flow(sk, &fl);
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return ip_route_output_flow(rp, &fl, sk, 0);
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return ip_route_output_flow(rp, &fl, sk, flags);
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}
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static inline int ip_route_newports(struct rtable **rp, u8 protocol,
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@ -72,7 +72,7 @@ int dccp_v4_connect(struct sock *sk, struct sockaddr *uaddr, int addr_len)
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tmp = ip_route_connect(&rt, nexthop, inet->saddr,
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RT_CONN_FLAGS(sk), sk->sk_bound_dev_if,
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IPPROTO_DCCP,
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inet->sport, usin->sin_port, sk);
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inet->sport, usin->sin_port, sk, 1);
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if (tmp < 0)
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return tmp;
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@ -1041,7 +1041,7 @@ static int dccp_v6_connect(struct sock *sk, struct sockaddr *uaddr,
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if (final_p)
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ipv6_addr_copy(&fl.fl6_dst, final_p);
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err = xfrm_lookup(&dst, &fl, sk, 0);
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err = xfrm_lookup(&dst, &fl, sk, 1);
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if (err < 0)
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goto failure;
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@ -1007,7 +1007,7 @@ static int inet_sk_reselect_saddr(struct sock *sk)
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RT_CONN_FLAGS(sk),
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sk->sk_bound_dev_if,
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sk->sk_protocol,
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inet->sport, inet->dport, sk);
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inet->sport, inet->dport, sk, 0);
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if (err)
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return err;
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@ -49,7 +49,7 @@ int ip4_datagram_connect(struct sock *sk, struct sockaddr *uaddr, int addr_len)
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err = ip_route_connect(&rt, usin->sin_addr.s_addr, saddr,
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RT_CONN_FLAGS(sk), oif,
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sk->sk_protocol,
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inet->sport, usin->sin_port, sk);
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inet->sport, usin->sin_port, sk, 1);
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if (err)
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return err;
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if ((rt->rt_flags & RTCF_BROADCAST) && !sock_flag(sk, SOCK_BROADCAST)) {
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@ -489,7 +489,7 @@ static int raw_sendmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *msg,
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}
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security_sk_classify_flow(sk, &fl);
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err = ip_route_output_flow(&rt, &fl, sk, !(msg->msg_flags&MSG_DONTWAIT));
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err = ip_route_output_flow(&rt, &fl, sk, 1);
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}
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if (err)
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goto done;
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@ -191,7 +191,7 @@ int tcp_v4_connect(struct sock *sk, struct sockaddr *uaddr, int addr_len)
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tmp = ip_route_connect(&rt, nexthop, inet->saddr,
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RT_CONN_FLAGS(sk), sk->sk_bound_dev_if,
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IPPROTO_TCP,
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inet->sport, usin->sin_port, sk);
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inet->sport, usin->sin_port, sk, 1);
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if (tmp < 0)
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return tmp;
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@ -629,7 +629,7 @@ int udp_sendmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *msg,
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{ .sport = inet->sport,
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.dport = dport } } };
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security_sk_classify_flow(sk, &fl);
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err = ip_route_output_flow(&rt, &fl, sk, !(msg->msg_flags&MSG_DONTWAIT));
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err = ip_route_output_flow(&rt, &fl, sk, 1);
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if (err)
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goto out;
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@ -178,7 +178,7 @@ ipv4_connected:
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if (final_p)
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ipv6_addr_copy(&fl.fl6_dst, final_p);
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if ((err = xfrm_lookup(&dst, &fl, sk, 0)) < 0)
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if ((err = xfrm_lookup(&dst, &fl, sk, 1)) < 0)
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goto out;
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/* source address lookup done in ip6_dst_lookup */
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@ -815,7 +815,7 @@ static int rawv6_sendmsg(struct kiocb *iocb, struct sock *sk,
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if (final_p)
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ipv6_addr_copy(&fl.fl6_dst, final_p);
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if ((err = xfrm_lookup(&dst, &fl, sk, 0)) < 0)
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if ((err = xfrm_lookup(&dst, &fl, sk, 1)) < 0)
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goto out;
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if (hlimit < 0) {
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@ -265,7 +265,7 @@ static int tcp_v6_connect(struct sock *sk, struct sockaddr *uaddr,
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if (final_p)
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ipv6_addr_copy(&fl.fl6_dst, final_p);
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if ((err = xfrm_lookup(&dst, &fl, sk, 0)) < 0)
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if ((err = xfrm_lookup(&dst, &fl, sk, 1)) < 0)
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goto failure;
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if (saddr == NULL) {
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@ -736,7 +736,7 @@ do_udp_sendmsg:
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if (final_p)
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ipv6_addr_copy(&fl.fl6_dst, final_p);
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if ((err = xfrm_lookup(&dst, &fl, sk, 0)) < 0)
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if ((err = xfrm_lookup(&dst, &fl, sk, 1)) < 0)
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goto out;
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if (hlimit < 0) {
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