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authorArnaldo Carvalho de Melo <acme@redhat.com>2007-03-19 15:30:44 -0700
committerDavid S. Miller <davem@sunset.davemloft.net>2007-04-25 22:24:32 -0700
commit459a98ed881802dee55897441bc7f77af614368e (patch)
treeb81f76632d8f2e21eb91ec3d885091a98398d93e /net/ipv4/route.c
parent4c13eb6657fe9ef7b4dc8f1a405c902e9e5234e0 (diff)
downloadblackbird-op-linux-459a98ed881802dee55897441bc7f77af614368e.tar.gz
blackbird-op-linux-459a98ed881802dee55897441bc7f77af614368e.zip
[SK_BUFF]: Introduce skb_reset_mac_header(skb)
For the common, open coded 'skb->mac.raw = skb->data' operation, so that we can later turn skb->mac.raw into a offset, reducing the size of struct sk_buff in 64bit land while possibly keeping it as a pointer on 32bit. This one touches just the most simple case, next will handle the slightly more "complex" cases. Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4/route.c')
-rw-r--r--net/ipv4/route.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/net/ipv4/route.c b/net/ipv4/route.c
index 0b3d7bf40f4e..29ee7be45aa6 100644
--- a/net/ipv4/route.c
+++ b/net/ipv4/route.c
@@ -2747,7 +2747,8 @@ int inet_rtm_getroute(struct sk_buff *in_skb, struct nlmsghdr* nlh, void *arg)
/* Reserve room for dummy headers, this skb can pass
through good chunk of routing engine.
*/
- skb->mac.raw = skb->nh.raw = skb->data;
+ skb_reset_mac_header(skb);
+ skb->nh.raw = skb->data;
/* Bugfix: need to give ip_route_input enough of an IP header to not gag. */
skb->nh.iph->protocol = IPPROTO_ICMP;
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