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[SK_BUFF]: Introduce skb_set_mac_header()

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For the cases where we want to set skb->mac.raw to an offset from skb->data.

Simple cases first, the memmove ones and specially pktgen will be left for later.

Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Arnaldo Carvalho de Melo
2007-03-10 12:30:58 -03:00
committed by David S. Miller
parent f64955eb11
commit 48d49d0ccd
6 changed files with 11 additions and 6 deletions
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4
drivers/s390/net/qeth_main.c
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@@ -2306,7 +2306,7 @@ qeth_rebuild_skb_fake_ll_tr(struct qeth_card *card, struct sk_buff *skb,
struct iphdr *ip_hdr;
QETH_DBF_TEXT(trace,5,"skbfktr");
skb->mac.raw = skb->data - QETH_FAKE_LL_LEN_TR;
skb_set_mac_header(skb, -QETH_FAKE_LL_LEN_TR);
/* this is a fake ethernet header */
fake_hdr = tr_hdr(skb);
@@ -2359,7 +2359,7 @@ qeth_rebuild_skb_fake_ll_eth(struct qeth_card *card, struct sk_buff *skb,
struct iphdr *ip_hdr;
QETH_DBF_TEXT(trace,5,"skbfketh");
skb->mac.raw = skb->data - QETH_FAKE_LL_LEN_ETH;
skb_set_mac_header(skb, -QETH_FAKE_LL_LEN_ETH);
/* this is a fake ethernet header */
fake_hdr = eth_hdr(skb);