tcp: Set CHECKSUM_UNNECESSARY in tcp_init_nondata_skb

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

diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c
index f181b78f2385b962588f262befeb8d597570faa4..00afbb0c7e5fa1289c6dbfa2f79c841880733ca4 100644 (file)
--- a/net/ipv4/tcp_output.c
+++ b/net/ipv4/tcp_output.c
@@ -349,6 +349,7 @@ static inline void TCP_ECN_send(struct sock *sk, struct sk_buff *skb,
  */
 static void tcp_init_nondata_skb(struct sk_buff *skb, u32 seq, u8 flags)
 {
+       skb->ip_summed = CHECKSUM_PARTIAL;
        skb->csum = 0;
 
        TCP_SKB_CB(skb)->flags = flags;