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[NET]: Move hardware header operations out of netdevice.

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Since hardware header operations are part of the protocol class
not the device instance, make them into a separate object and
save memory.

Signed-off-by: Stephen Hemminger <shemminger@linux-foundation.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Stephen Hemminger
2007-10-09 01:40:57 -07:00
committed by David S. Miller
parent b95cce3576
commit 3b04ddde02
65 changed files with 479 additions and 473 deletions
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10
net/802/fddi.c
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@@ -52,7 +52,7 @@
static int fddi_header(struct sk_buff *skb, struct net_device *dev,
unsigned short type,
void *daddr, void *saddr, unsigned len)
const void *daddr, const void *saddr, unsigned len)
{
int hl = FDDI_K_SNAP_HLEN;
struct fddihdr *fddi;
@@ -175,11 +175,15 @@ static int fddi_change_mtu(struct net_device *dev, int new_mtu)
return(0);
}
static const struct header_ops fddi_header_ops = {
.create = fddi_header,
.rebuild = fddi_rebuild_header,
};
static void fddi_setup(struct net_device *dev)
{
dev->change_mtu = fddi_change_mtu;
dev->hard_header = fddi_header;
dev->rebuild_header = fddi_rebuild_header;
dev->header_ops = &fddi_header_ops;
dev->type = ARPHRD_FDDI;
dev->hard_header_len = FDDI_K_SNAP_HLEN+3; /* Assume 802.2 SNAP hdr len + 3 pad bytes */