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-rw-r--r--include/net/inet_hashtables.h2
-rw-r--r--include/net/ip.h11
-rw-r--r--include/net/route.h2
3 files changed, 8 insertions, 7 deletions
diff --git a/include/net/inet_hashtables.h b/include/net/inet_hashtables.h
index ae09e91398a5..19dbd9081d5a 100644
--- a/include/net/inet_hashtables.h
+++ b/include/net/inet_hashtables.h
@@ -481,7 +481,7 @@ static inline struct sock *__inet_lookup_skb(struct inet_hashinfo *hashinfo,
const int sdif,
bool *refcounted)
{
- struct net *net = dev_net_rcu(skb_dst(skb)->dev);
+ struct net *net = skb_dst_dev_net_rcu(skb);
const struct iphdr *iph = ip_hdr(skb);
struct sock *sk;
diff --git a/include/net/ip.h b/include/net/ip.h
index 391af454422e..befcba575129 100644
--- a/include/net/ip.h
+++ b/include/net/ip.h
@@ -472,7 +472,7 @@ static inline unsigned int ip_dst_mtu_maybe_forward(const struct dst_entry *dst,
rcu_read_lock();
- net = dev_net_rcu(dst->dev);
+ net = dev_net_rcu(dst_dev(dst));
if (READ_ONCE(net->ipv4.sysctl_ip_fwd_use_pmtu) ||
ip_mtu_locked(dst) ||
!forwarding) {
@@ -486,7 +486,7 @@ static inline unsigned int ip_dst_mtu_maybe_forward(const struct dst_entry *dst,
if (mtu)
goto out;
- mtu = READ_ONCE(dst->dev->mtu);
+ mtu = READ_ONCE(dst_dev(dst)->mtu);
if (unlikely(ip_mtu_locked(dst))) {
if (rt->rt_uses_gateway && mtu > 576)
@@ -506,16 +506,17 @@ out:
static inline unsigned int ip_skb_dst_mtu(struct sock *sk,
const struct sk_buff *skb)
{
+ const struct dst_entry *dst = skb_dst(skb);
unsigned int mtu;
if (!sk || !sk_fullsock(sk) || ip_sk_use_pmtu(sk)) {
bool forwarding = IPCB(skb)->flags & IPSKB_FORWARDED;
- return ip_dst_mtu_maybe_forward(skb_dst(skb), forwarding);
+ return ip_dst_mtu_maybe_forward(dst, forwarding);
}
- mtu = min(READ_ONCE(skb_dst(skb)->dev->mtu), IP_MAX_MTU);
- return mtu - lwtunnel_headroom(skb_dst(skb)->lwtstate, mtu);
+ mtu = min(READ_ONCE(dst_dev(dst)->mtu), IP_MAX_MTU);
+ return mtu - lwtunnel_headroom(dst->lwtstate, mtu);
}
struct dst_metrics *ip_fib_metrics_init(struct nlattr *fc_mx, int fc_mx_len,
diff --git a/include/net/route.h b/include/net/route.h
index 3d3d6048ffca..7ea840daa775 100644
--- a/include/net/route.h
+++ b/include/net/route.h
@@ -390,7 +390,7 @@ static inline int ip4_dst_hoplimit(const struct dst_entry *dst)
const struct net *net;
rcu_read_lock();
- net = dev_net_rcu(dst->dev);
+ net = dev_net_rcu(dst_dev(dst));
hoplimit = READ_ONCE(net->ipv4.sysctl_ip_default_ttl);
rcu_read_unlock();
}