[SK_BUFF]: Introduce ip_hdr(), remove skb->nh.iph
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/ipv4/syncookies.c b/net/ipv4/syncookies.c
index 33016cc..2616071 100644
--- a/net/ipv4/syncookies.c
+++ b/net/ipv4/syncookies.c
@@ -138,7 +138,7 @@
NET_INC_STATS_BH(LINUX_MIB_SYNCOOKIESSENT);
- return secure_tcp_syn_cookie(skb->nh.iph->saddr, skb->nh.iph->daddr,
+ return secure_tcp_syn_cookie(ip_hdr(skb)->saddr, ip_hdr(skb)->daddr,
skb->h.th->source, skb->h.th->dest,
ntohl(skb->h.th->seq),
jiffies / (HZ * 60), mssind);
@@ -162,7 +162,7 @@
seq = ntohl(skb->h.th->seq)-1;
mssind = check_tcp_syn_cookie(cookie,
- skb->nh.iph->saddr, skb->nh.iph->daddr,
+ ip_hdr(skb)->saddr, ip_hdr(skb)->daddr,
skb->h.th->source, skb->h.th->dest,
seq, jiffies / (HZ * 60), COUNTER_TRIES);
@@ -224,8 +224,8 @@
treq->snt_isn = cookie;
req->mss = mss;
ireq->rmt_port = skb->h.th->source;
- ireq->loc_addr = skb->nh.iph->daddr;
- ireq->rmt_addr = skb->nh.iph->saddr;
+ ireq->loc_addr = ip_hdr(skb)->daddr;
+ ireq->rmt_addr = ip_hdr(skb)->saddr;
ireq->opt = NULL;
/* We throwed the options of the initial SYN away, so we hope