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| author | Stephen Hemminger <shemminger@linux-foundation.org> | 2007-10-09 01:40:57 -0700 |
|---|---|---|
| committer | David S. Miller <davem@sunset.davemloft.net> | 2007-10-10 16:52:52 -0700 |
| commit | 3b04ddde02cf1b6f14f2697da5c20eca5715017f (patch) | |
| tree | 9da1341a5a399a507b5ea6bf5a3047506b8d8f8f /net/rose/rose_dev.c | |
| parent | b95cce3576813ac3f86bafa6b5daaaaf7574b0fe (diff) | |
| download | op-kernel-dev-3b04ddde02cf1b6f14f2697da5c20eca5715017f.zip op-kernel-dev-3b04ddde02cf1b6f14f2697da5c20eca5715017f.tar.gz | |
[NET]: Move hardware header operations out of netdevice.
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>
Diffstat (limited to 'net/rose/rose_dev.c')
| -rw-r--r-- | net/rose/rose_dev.c | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/net/rose/rose_dev.c b/net/rose/rose_dev.c index 8d88795..1b6741f 100644 --- a/net/rose/rose_dev.c +++ b/net/rose/rose_dev.c @@ -35,8 +35,9 @@ #include <net/ax25.h> #include <net/rose.h> -static int rose_header(struct sk_buff *skb, struct net_device *dev, unsigned short type, - void *daddr, void *saddr, unsigned len) +static int rose_header(struct sk_buff *skb, struct net_device *dev, + unsigned short type, + const void *daddr, const void *saddr, unsigned len) { unsigned char *buff = skb_push(skb, ROSE_MIN_LEN + 2); @@ -148,6 +149,11 @@ static struct net_device_stats *rose_get_stats(struct net_device *dev) return netdev_priv(dev); } +static const struct header_ops rose_header_ops = { + .create = rose_header, + .rebuild= rose_rebuild_header, +}; + void rose_setup(struct net_device *dev) { dev->mtu = ROSE_MAX_PACKET_SIZE - 2; @@ -155,11 +161,10 @@ void rose_setup(struct net_device *dev) dev->open = rose_open; dev->stop = rose_close; - dev->hard_header = rose_header; + dev->header_ops = &rose_header_ops; dev->hard_header_len = AX25_BPQ_HEADER_LEN + AX25_MAX_HEADER_LEN + ROSE_MIN_LEN; dev->addr_len = ROSE_ADDR_LEN; dev->type = ARPHRD_ROSE; - dev->rebuild_header = rose_rebuild_header; dev->set_mac_address = rose_set_mac_address; /* New-style flags. */ |
