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author | Arnaldo Carvalho de Melo <acme@redhat.com> | 2007-04-10 20:50:43 -0700 |
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committer | David S. Miller <davem@sunset.davemloft.net> | 2007-04-25 22:24:59 -0700 |
commit | d56f90a7c96da5187f0cdf07ee7434fe6aa78bbc (patch) | |
tree | 3b9073cecfbb3b6a1e25ab2b5dd2a22a43aef238 /net/ipv4/ip_output.c | |
parent | bbe735e4247dba32568a305553b010081c8dea99 (diff) | |
download | op-kernel-dev-d56f90a7c96da5187f0cdf07ee7434fe6aa78bbc.zip op-kernel-dev-d56f90a7c96da5187f0cdf07ee7434fe6aa78bbc.tar.gz |
[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.c | 6 |
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); |