ipv6: export several functions

[cascardo/linux.git] / include / net / udp.h

diff --git a/include/net/udp.h b/include/net/udp.h
index ae07f37..8894d71 100644 (file)
--- a/include/net/udp.h
+++ b/include/net/udp.h
@@ -160,8 +160,8 @@ void udp_set_csum(bool nocheck, struct sk_buff *skb,
 
 static inline void udp_csum_pull_header(struct sk_buff *skb)
 {
-       if (skb->ip_summed == CHECKSUM_NONE)
-               skb->csum = csum_partial(udp_hdr(skb), sizeof(struct udphdr),
+       if (!skb->csum_valid && skb->ip_summed == CHECKSUM_NONE)
+               skb->csum = csum_partial(skb->data, sizeof(struct udphdr),
                                         skb->csum);
        skb_pull_rcsum(skb, sizeof(struct udphdr));
        UDP_SKB_CB(skb)->cscov -= sizeof(struct udphdr);