ipv6: call udp_push_pending_frames when uncorking a socket with AF_INET pending data

[pandora-kernel.git] / net / ipv6 / udp.c

diff --git a/net/ipv6/udp.c b/net/ipv6/udp.c
index 8c25419..f9e496b 100644 (file)
--- a/net/ipv6/udp.c
+++ b/net/ipv6/udp.c
@@ -893,11 +893,16 @@ static int udp_v6_push_pending_frames(struct sock *sk)
        struct udphdr *uh;
        struct udp_sock  *up = udp_sk(sk);
        struct inet_sock *inet = inet_sk(sk);
-       struct flowi6 *fl6 = &inet->cork.fl.u.ip6;
+       struct flowi6 *fl6;
        int err = 0;
        int is_udplite = IS_UDPLITE(sk);
        __wsum csum = 0;
 
+       if (up->pending == AF_INET)
+               return udp_push_pending_frames(sk);
+
+       fl6 = &inet->cork.fl.u.ip6;
+
        /* Grab the skbuff where UDP header space exists. */
        if ((skb = skb_peek(&sk->sk_write_queue)) == NULL)
                goto out;
@@ -1453,6 +1458,17 @@ void udp6_proc_exit(struct net *net) {
 }
 #endif /* CONFIG_PROC_FS */
 
+void udp_v6_clear_sk(struct sock *sk, int size)
+{
+       struct inet_sock *inet = inet_sk(sk);
+
+       /* we do not want to clear pinet6 field, because of RCU lookups */
+       sk_prot_clear_portaddr_nulls(sk, offsetof(struct inet_sock, pinet6));
+
+       size -= offsetof(struct inet_sock, pinet6) + sizeof(inet->pinet6);
+       memset(&inet->pinet6 + 1, 0, size);
+}
+
 /* ------------------------------------------------------------------------ */
 
 struct proto udpv6_prot = {
@@ -1483,7 +1499,7 @@ struct proto udpv6_prot = {
        .compat_setsockopt = compat_udpv6_setsockopt,
        .compat_getsockopt = compat_udpv6_getsockopt,
 #endif
-       .clear_sk          = sk_prot_clear_portaddr_nulls,
+       .clear_sk          = udp_v6_clear_sk,
 };
 
 static struct inet_protosw udpv6_protosw = {