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authorArnaldo Carvalho de Melo <acme@redhat.com>2007-04-10 20:50:43 -0700
committerDavid S. Miller <davem@sunset.davemloft.net>2007-04-25 22:24:59 -0700
commitd56f90a7c96da5187f0cdf07ee7434fe6aa78bbc (patch)
tree3b9073cecfbb3b6a1e25ab2b5dd2a22a43aef238 /net/ipv4/ip_output.c
parentbbe735e4247dba32568a305553b010081c8dea99 (diff)
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[SK_BUFF]: Introduce skb_network_header()
For the places where we need a pointer to the network header, it is still legal to touch skb->nh.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>
Diffstat (limited to 'net/ipv4/ip_output.c')
-rw-r--r--net/ipv4/ip_output.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/net/ipv4/ip_output.c b/net/ipv4/ip_output.c
index 669f5d9..eae2284 100644
--- a/net/ipv4/ip_output.c
+++ b/net/ipv4/ip_output.c
@@ -503,7 +503,7 @@ int ip_fragment(struct sk_buff *skb, int (*output)(struct sk_buff*))
frag->h.raw = frag->data;
__skb_push(frag, hlen);
skb_reset_network_header(frag);
- memcpy(frag->nh.raw, iph, hlen);
+ memcpy(skb_network_header(frag), iph, hlen);
iph = frag->nh.iph;
iph->tot_len = htons(frag->len);
ip_copy_metadata(frag, skb);
@@ -607,7 +607,7 @@ slow_path:
* Copy the packet header into the new buffer.
*/
- memcpy(skb2->nh.raw, skb->data, hlen);
+ memcpy(skb_network_header(skb2), skb->data, hlen);
/*
* Copy a block of the IP datagram.
@@ -1198,7 +1198,7 @@ int ip_push_pending_frames(struct sock *sk)
tail_skb = &(skb_shinfo(skb)->frag_list);
/* move skb->data to ip header from ext header */
- if (skb->data < skb->nh.raw)
+ if (skb->data < skb_network_header(skb))
__skb_pull(skb, skb_network_offset(skb));
while ((tmp_skb = __skb_dequeue(&sk->sk_write_queue)) != NULL) {
__skb_pull(tmp_skb, skb->h.raw - skb->nh.raw);