Merge tag 'batman-adv-for-davem' of git://git.open-mesh.org/linux-merge

[~andy/linux] / net / ipv4 / igmp.c

diff --git a/net/ipv4/igmp.c b/net/ipv4/igmp.c
index d8c232794bcb4bc995f850cabf42ac7bc8eac37a..450f625361e4bf181f2ffab6137a57668e8d9eea 100644 (file)
--- a/net/ipv4/igmp.c
+++ b/net/ipv4/igmp.c
@@ -363,7 +363,7 @@ static struct sk_buff *igmpv3_newpack(struct net_device *dev, int size)
 static int igmpv3_sendpack(struct sk_buff *skb)
 {
        struct igmphdr *pig = igmp_hdr(skb);
-       const int igmplen = skb->tail - skb->transport_header;
+       const int igmplen = skb_tail_pointer(skb) - skb_transport_header(skb);
 
        pig->csum = ip_compute_csum(igmp_hdr(skb), igmplen);