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-rw-r--r--net/dccp/ipv4.c2
-rw-r--r--net/ipv4/icmp.c2
-rw-r--r--net/ipv4/ip_sockglue.c5
-rw-r--r--net/ipv4/route.c2
-rw-r--r--net/ipv4/tcp_input.c12
-rw-r--r--net/ipv4/tcp_ipv4.c24
-rw-r--r--net/sched/cls_route.c2
-rw-r--r--net/sched/em_meta.c2
-rw-r--r--net/sctp/protocol.c2
9 files changed, 26 insertions, 27 deletions
diff --git a/net/dccp/ipv4.c b/net/dccp/ipv4.c
index 25428d0c50c9..176ecdba4a22 100644
--- a/net/dccp/ipv4.c
+++ b/net/dccp/ipv4.c
@@ -481,7 +481,7 @@ static struct dst_entry* dccp_v4_route_skb(struct net *net, struct sock *sk,
struct rtable *rt;
const struct iphdr *iph = ip_hdr(skb);
struct flowi4 fl4 = {
- .flowi4_oif = skb_rtable(skb)->rt_iif,
+ .flowi4_oif = inet_iif(skb),
.daddr = iph->saddr,
.saddr = iph->daddr,
.flowi4_tos = RT_CONN_FLAGS(sk),
diff --git a/net/ipv4/icmp.c b/net/ipv4/icmp.c
index f2a06beffbd3..f2eccd531746 100644
--- a/net/ipv4/icmp.c
+++ b/net/ipv4/icmp.c
@@ -571,7 +571,7 @@ void icmp_send(struct sk_buff *skb_in, int type, int code, __be32 info)
rcu_read_lock();
if (rt_is_input_route(rt) &&
net->ipv4.sysctl_icmp_errors_use_inbound_ifaddr)
- dev = dev_get_by_index_rcu(net, rt->rt_iif);
+ dev = dev_get_by_index_rcu(net, inet_iif(skb_in));
if (dev)
saddr = inet_select_addr(dev, 0, RT_SCOPE_LINK);
diff --git a/net/ipv4/ip_sockglue.c b/net/ipv4/ip_sockglue.c
index de29f46f68b0..5eea4a811042 100644
--- a/net/ipv4/ip_sockglue.c
+++ b/net/ipv4/ip_sockglue.c
@@ -1027,10 +1027,9 @@ e_inval:
void ipv4_pktinfo_prepare(struct sk_buff *skb)
{
struct in_pktinfo *pktinfo = PKTINFO_SKB_CB(skb);
- const struct rtable *rt = skb_rtable(skb);
- if (rt) {
- pktinfo->ipi_ifindex = rt->rt_iif;
+ if (skb_rtable(skb)) {
+ pktinfo->ipi_ifindex = inet_iif(skb);
pktinfo->ipi_spec_dst.s_addr = fib_compute_spec_dst(skb);
} else {
pktinfo->ipi_ifindex = 0;
diff --git a/net/ipv4/route.c b/net/ipv4/route.c
index 34017be87c85..f6be78119396 100644
--- a/net/ipv4/route.c
+++ b/net/ipv4/route.c
@@ -848,7 +848,7 @@ void ip_rt_send_redirect(struct sk_buff *skb)
if (log_martians &&
peer->rate_tokens == ip_rt_redirect_number)
net_warn_ratelimited("host %pI4/if%d ignores redirects for %pI4 to %pI4\n",
- &ip_hdr(skb)->saddr, rt->rt_iif,
+ &ip_hdr(skb)->saddr, inet_iif(skb),
&ip_hdr(skb)->daddr, &rt->rt_gateway);
#endif
}
diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c
index 21d7f8f3a7a5..3e07a64ca44e 100644
--- a/net/ipv4/tcp_input.c
+++ b/net/ipv4/tcp_input.c
@@ -5391,18 +5391,6 @@ int tcp_rcv_established(struct sock *sk, struct sk_buff *skb,
{
struct tcp_sock *tp = tcp_sk(sk);
- if (sk->sk_rx_dst) {
- struct dst_entry *dst = sk->sk_rx_dst;
- if (unlikely(dst->obsolete)) {
- if (dst->ops->check(dst, 0) == NULL) {
- dst_release(dst);
- sk->sk_rx_dst = NULL;
- }
- }
- }
- if (unlikely(sk->sk_rx_dst == NULL))
- sk->sk_rx_dst = dst_clone(skb_dst(skb));
-
/*
* Header prediction.
* The code loosely follows the one in the famous
diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c
index bc5432e3c778..3e30548ac32a 100644
--- a/net/ipv4/tcp_ipv4.c
+++ b/net/ipv4/tcp_ipv4.c
@@ -1618,6 +1618,20 @@ int tcp_v4_do_rcv(struct sock *sk, struct sk_buff *skb)
if (sk->sk_state == TCP_ESTABLISHED) { /* Fast path */
sock_rps_save_rxhash(sk, skb);
+ if (sk->sk_rx_dst) {
+ struct dst_entry *dst = sk->sk_rx_dst;
+ if (dst->ops->check(dst, 0) == NULL) {
+ dst_release(dst);
+ sk->sk_rx_dst = NULL;
+ }
+ }
+ if (unlikely(sk->sk_rx_dst == NULL)) {
+ struct inet_sock *icsk = inet_sk(sk);
+ struct rtable *rt = skb_rtable(skb);
+
+ sk->sk_rx_dst = dst_clone(&rt->dst);
+ icsk->rx_dst_ifindex = inet_iif(skb);
+ }
if (tcp_rcv_established(sk, skb, tcp_hdr(skb), skb->len)) {
rsk = sk;
goto reset;
@@ -1700,14 +1714,12 @@ void tcp_v4_early_demux(struct sk_buff *skb)
skb->destructor = sock_edemux;
if (sk->sk_state != TCP_TIME_WAIT) {
struct dst_entry *dst = sk->sk_rx_dst;
+ struct inet_sock *icsk = inet_sk(sk);
if (dst)
dst = dst_check(dst, 0);
- if (dst) {
- struct rtable *rt = (struct rtable *) dst;
-
- if (rt->rt_iif == dev->ifindex)
- skb_dst_set_noref(skb, dst);
- }
+ if (dst &&
+ icsk->rx_dst_ifindex == dev->ifindex)
+ skb_dst_set_noref(skb, dst);
}
}
}
diff --git a/net/sched/cls_route.c b/net/sched/cls_route.c
index 36fec4227401..44f405cb9aaf 100644
--- a/net/sched/cls_route.c
+++ b/net/sched/cls_route.c
@@ -143,7 +143,7 @@ static int route4_classify(struct sk_buff *skb, const struct tcf_proto *tp,
if (head == NULL)
goto old_method;
- iif = ((struct rtable *)dst)->rt_iif;
+ iif = inet_iif(skb);
h = route4_fastmap_hash(id, iif);
if (id == head->fastmap[h].id &&
diff --git a/net/sched/em_meta.c b/net/sched/em_meta.c
index 4790c696cbce..4ab6e3325573 100644
--- a/net/sched/em_meta.c
+++ b/net/sched/em_meta.c
@@ -264,7 +264,7 @@ META_COLLECTOR(int_rtiif)
if (unlikely(skb_rtable(skb) == NULL))
*err = -1;
else
- dst->value = skb_rtable(skb)->rt_iif;
+ dst->value = inet_iif(skb);
}
/**************************************************************************
diff --git a/net/sctp/protocol.c b/net/sctp/protocol.c
index 9c90811d1134..1f89c4e69645 100644
--- a/net/sctp/protocol.c
+++ b/net/sctp/protocol.c
@@ -568,7 +568,7 @@ static void sctp_v4_get_saddr(struct sctp_sock *sk,
/* What interface did this skb arrive on? */
static int sctp_v4_skb_iif(const struct sk_buff *skb)
{
- return skb_rtable(skb)->rt_iif;
+ return inet_iif(skb);
}
/* Was this packet marked by Explicit Congestion Notification? */