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-rw-r--r--include/net/inet6_hashtables.h5
-rw-r--r--include/net/tcp.h9
2 files changed, 12 insertions, 2 deletions
diff --git a/include/net/inet6_hashtables.h b/include/net/inet6_hashtables.h
index ae061354430..d1d272843b3 100644
--- a/include/net/inet6_hashtables.h
+++ b/include/net/inet6_hashtables.h
@@ -80,7 +80,8 @@ static inline struct sock *__inet6_lookup(struct net *net,
static inline struct sock *__inet6_lookup_skb(struct inet_hashinfo *hashinfo,
struct sk_buff *skb,
const __be16 sport,
- const __be16 dport)
+ const __be16 dport,
+ int iif)
{
struct sock *sk = skb_steal_sock(skb);
@@ -90,7 +91,7 @@ static inline struct sock *__inet6_lookup_skb(struct inet_hashinfo *hashinfo,
return __inet6_lookup(dev_net(skb_dst(skb)->dev), hashinfo,
&ipv6_hdr(skb)->saddr, sport,
&ipv6_hdr(skb)->daddr, ntohs(dport),
- inet6_iif(skb));
+ iif);
}
struct sock *inet6_lookup(struct net *net, struct inet_hashinfo *hashinfo,
diff --git a/include/net/tcp.h b/include/net/tcp.h
index 3a4bbbfdcf8..c9766f89deb 100644
--- a/include/net/tcp.h
+++ b/include/net/tcp.h
@@ -729,6 +729,15 @@ struct tcp_skb_cb {
#define TCP_SKB_CB(__skb) ((struct tcp_skb_cb *)&((__skb)->cb[0]))
+
+/* This is the variant of inet6_iif() that must be used by TCP,
+ * as TCP moves IP6CB into a different location in skb->cb[]
+ */
+static inline int tcp_v6_iif(const struct sk_buff *skb)
+{
+ return TCP_SKB_CB(skb)->header.h6.iif;
+}
+
/* Due to TSO, an SKB can be composed of multiple actual
* packets. To keep these tracked properly, we use this.
*/