diff options
Diffstat (limited to 'net/ipv6/datagram.c')
| -rw-r--r-- | net/ipv6/datagram.c | 20 |
1 files changed, 11 insertions, 9 deletions
diff --git a/net/ipv6/datagram.c b/net/ipv6/datagram.c index 669585e11294..59e01f27db9f 100644 --- a/net/ipv6/datagram.c +++ b/net/ipv6/datagram.c @@ -64,7 +64,7 @@ static void ip6_datagram_flow_key_init(struct flowi6 *fl6, struct sock *sk) security_sk_classify_flow(sk, flowi6_to_flowi(fl6)); } -static int ip6_datagram_dst_update(struct sock *sk) +int ip6_datagram_dst_update(struct sock *sk, bool fix_sk_saddr) { struct ip6_flowlabel *flowlabel = NULL; struct in6_addr *final_p, final; @@ -93,14 +93,16 @@ static int ip6_datagram_dst_update(struct sock *sk) goto out; } - if (ipv6_addr_any(&np->saddr)) - np->saddr = fl6.saddr; + if (fix_sk_saddr) { + if (ipv6_addr_any(&np->saddr)) + np->saddr = fl6.saddr; - if (ipv6_addr_any(&sk->sk_v6_rcv_saddr)) { - sk->sk_v6_rcv_saddr = fl6.saddr; - inet->inet_rcv_saddr = LOOPBACK4_IPV6; - if (sk->sk_prot->rehash) - sk->sk_prot->rehash(sk); + if (ipv6_addr_any(&sk->sk_v6_rcv_saddr)) { + sk->sk_v6_rcv_saddr = fl6.saddr; + inet->inet_rcv_saddr = LOOPBACK4_IPV6; + if (sk->sk_prot->rehash) + sk->sk_prot->rehash(sk); + } } ip6_dst_store(sk, dst, @@ -221,7 +223,7 @@ ipv4_connected: * destination cache for it. */ - err = ip6_datagram_dst_update(sk); + err = ip6_datagram_dst_update(sk, true); if (err) goto out; |