ipv4: add a sock pointer to ip_queue_xmit()

[sfrench/cifs-2.6.git] / net / ipv4 / ip_output.c

diff --git a/net/ipv4/ip_output.c b/net/ipv4/ip_output.c
index 1a0755fea4914c20f95d036f30638ea2677b764f..7ad68b860935224fd25b4786ddd094a105e5aafc 100644 (file)
--- a/net/ipv4/ip_output.c
+++ b/net/ipv4/ip_output.c
@@ -315,9 +315,9 @@ static void ip_copy_addrs(struct iphdr *iph, const struct flowi4 *fl4)
               sizeof(fl4->saddr) + sizeof(fl4->daddr));
 }
 
-int ip_queue_xmit(struct sk_buff *skb, struct flowi *fl)
+/* Note: skb->sk can be different from sk, in case of tunnels */
+int ip_queue_xmit(struct sock *sk, struct sk_buff *skb, struct flowi *fl)
 {
-       struct sock *sk = skb->sk;
        struct inet_sock *inet = inet_sk(sk);
        struct ip_options_rcu *inet_opt;
        struct flowi4 *fl4;
@@ -389,6 +389,7 @@ packet_routed:
        ip_select_ident_more(skb, &rt->dst, sk,
                             (skb_shinfo(skb)->gso_segs ?: 1) - 1);
 
+       /* TODO : should we use skb->sk here instead of sk ? */
        skb->priority = sk->sk_priority;
        skb->mark = sk->sk_mark;