mm: convert printk(KERN_<LEVEL> to pr_<level>

[deliverable/linux.git] / net / ipv4 / ip_output.c

diff --git a/net/ipv4/ip_output.c b/net/ipv4/ip_output.c
index 64878efa045c132d1ce511c326c2da04fc77a895..565bf64b2b7d6047a29e69df00fb3b85ec84f06a 100644 (file)
--- a/net/ipv4/ip_output.c
+++ b/net/ipv4/ip_output.c
@@ -1236,13 +1236,16 @@ 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)) {