[WAN] hdlc_cisco: Fix regression introduced by skb->tail changes.
The following commit breaks cisco mode with my WAN drivers: author David S. Miller <davem@davemloft.net> Tue, 28 Jun 2005 22:25:31 +0000 (15:25 -0700) commit 689be43945e9ca7dd704522e55af1b8a73a994d3 "[NET]: Remove gratuitous use of skb->tail in network drivers." The following patch fixes it - please apply (cisco_hard_header does skb_push(4 bytes)). Signed-off-by: David S. Miller <davem@davemloft.net>
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@ -72,7 +72,7 @@ static void cisco_keepalive_send(struct net_device *dev, u32 type,
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}
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skb_reserve(skb, 4);
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cisco_hard_header(skb, dev, CISCO_KEEPALIVE, NULL, NULL, 0);
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data = (cisco_packet*)skb->data;
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data = (cisco_packet*)(skb->data + 4);
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data->type = htonl(type);
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data->par1 = htonl(par1);
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