Upgrade to 4.4.50-rt62

[kvmfornfv.git] / kernel / net / ipv4 / ip_output.c

diff --git a/kernel/net/ipv4/ip_output.c b/kernel/net/ipv4/ip_output.c
index 49f0285..2b72833 100644 (file)
--- a/kernel/net/ipv4/ip_output.c
+++ b/kernel/net/ipv4/ip_output.c
@@ -102,6 +102,9 @@ int __ip_local_out(struct net *net, struct sock *sk, struct sk_buff *skb)
 
        iph->tot_len = htons(skb->len);
        ip_send_check(iph);
+
+       skb->protocol = htons(ETH_P_IP);
+
        return nf_hook(NFPROTO_IPV4, NF_INET_LOCAL_OUT,
                       net, sk, skb, NULL, skb_dst(skb)->dev,
                       dst_output);
@@ -1237,13 +1240,16 @@ ssize_t ip_append_page(struct sock *sk, struct flowi4 *fl4, struct page *page,
        if (!skb)
                return -EINVAL;
 
-       cork->length += size;
        if ((size + skb->len > mtu) &&
            (sk->sk_protocol == IPPROTO_UDP) &&
            (rt->dst.dev->features & NETIF_F_UFO)) {
+               if (skb->ip_summed != CHECKSUM_PARTIAL)
+                       return -EOPNOTSUPP;
+
                skb_shinfo(skb)->gso_size = mtu - fragheaderlen;
                skb_shinfo(skb)->gso_type = SKB_GSO_UDP;
        }
+       cork->length += size;
 
        while (size > 0) {
                if (skb_is_gso(skb)) {