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authorGrant Likely <grant.likely@secretlab.ca>2010-07-24 15:49:13 (GMT)
committerGrant Likely <grant.likely@secretlab.ca>2010-07-24 15:49:13 (GMT)
commit4e4f62bf7396fca48efe61513640ee399a6046e3 (patch)
tree42a503af02d9806bcc05e5fcc2cd53f9bd45b0c2 /net/ipv4/ip_output.c
parent9e3288dc9a94fab5ea87db42177d3a9e0345a614 (diff)
parentb37fa16e78d6f9790462b3181602a26b5af36260 (diff)
downloadlinux-fsl-qoriq-4e4f62bf7396fca48efe61513640ee399a6046e3.tar.xz
Merge commit 'v2.6.35-rc6' into devicetree/next
Conflicts: arch/sparc/kernel/prom_64.c
Diffstat (limited to 'net/ipv4/ip_output.c')
-rw-r--r--net/ipv4/ip_output.c9
1 files changed, 6 insertions, 3 deletions
diff --git a/net/ipv4/ip_output.c b/net/ipv4/ip_output.c
index 9a4a6c9..041d41d 100644
--- a/net/ipv4/ip_output.c
+++ b/net/ipv4/ip_output.c
@@ -873,8 +873,10 @@ int ip_append_data(struct sock *sk,
!exthdrlen)
csummode = CHECKSUM_PARTIAL;
+ skb = skb_peek_tail(&sk->sk_write_queue);
+
inet->cork.length += length;
- if (((length> mtu) || !skb_queue_empty(&sk->sk_write_queue)) &&
+ if (((length > mtu) || (skb && skb_is_gso(skb))) &&
(sk->sk_protocol == IPPROTO_UDP) &&
(rt->u.dst.dev->features & NETIF_F_UFO)) {
err = ip_ufo_append_data(sk, getfrag, from, length, hh_len,
@@ -892,7 +894,7 @@ int ip_append_data(struct sock *sk,
* adding appropriate IP header.
*/
- if ((skb = skb_peek_tail(&sk->sk_write_queue)) == NULL)
+ if (!skb)
goto alloc_new_skb;
while (length > 0) {
@@ -1121,7 +1123,8 @@ ssize_t ip_append_page(struct sock *sk, struct page *page,
return -EINVAL;
inet->cork.length += size;
- if ((sk->sk_protocol == IPPROTO_UDP) &&
+ if ((size + skb->len > mtu) &&
+ (sk->sk_protocol == IPPROTO_UDP) &&
(rt->u.dst.dev->features & NETIF_F_UFO)) {
skb_shinfo(skb)->gso_size = mtu - fragheaderlen;
skb_shinfo(skb)->gso_type = SKB_GSO_UDP;