[SK_BUFF]: Introduce skb_transport_header(skb)

For the places where we need a pointer to the transport header, it is
still legal to touch skb->h.raw directly if just adding to,
subtracting from or setting it to another layer header.

Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 1 insertions, 1 deletions

diff --git a/net/ipv4/igmp.c b/net/ipv4/igmp.c
index 292516bb1eca..8f0df7b4dfe7 100644
--- a/net/ipv4/igmp.c
+++ b/net/ipv4/igmp.c
@@ -348,7 +348,7 @@ static int igmpv3_sendpack(struct sk_buff *skb)
         struct iphdr *pip = ip_hdr(skb);
         struct igmphdr *pig = igmp_hdr(skb);
         const int iplen = skb->tail - skb->nh.raw;
-        const int igmplen = skb->tail - skb->h.raw;
+        const int igmplen = skb->tail - skb_transport_header(skb);
 
         pip->tot_len = htons(iplen);
         ip_send_check(pip);