#include <linux/errno.h>
#include <linux/config.h>
#include <linux/init.h>
+#include <linux/if_ether.h>
#include <net/dst.h>
#include <net/arp.h>
#include <net/sock.h>
#include <asm/system.h>
#include <asm/checksum.h>
-extern int __init netdev_boot_setup(char *str);
-
__setup("ether=", netdev_boot_setup);
/*
* Set the source hardware address.
*/
- if(saddr)
- memcpy(eth->h_source,saddr,dev->addr_len);
- else
- memcpy(eth->h_source,dev->dev_addr,dev->addr_len);
+ if(!saddr)
+ saddr = dev->dev_addr;
+ memcpy(eth->h_source,saddr,dev->addr_len);
+ if(daddr)
+ {
+ memcpy(eth->h_dest,daddr,dev->addr_len);
+ return ETH_HLEN;
+ }
+
/*
* Anyway, the loopback-device should never use this function...
*/
return ETH_HLEN;
}
- if(daddr)
- {
- memcpy(eth->h_dest,daddr,dev->addr_len);
- return ETH_HLEN;
- }
-
return -ETH_HLEN;
}
* This is normal practice and works for any 'now in use' protocol.
*/
-unsigned short eth_type_trans(struct sk_buff *skb, struct net_device *dev)
+__be16 eth_type_trans(struct sk_buff *skb, struct net_device *dev)
{
struct ethhdr *eth;
unsigned char *rawp;
- skb->mac.raw=skb->data;
+ skb->mac.raw = skb->data;
skb_pull(skb,ETH_HLEN);
eth = eth_hdr(skb);
- skb->input_dev = dev;
- if(*eth->h_dest&1)
- {
- if(memcmp(eth->h_dest,dev->broadcast, ETH_ALEN)==0)
- skb->pkt_type=PACKET_BROADCAST;
+ if (is_multicast_ether_addr(eth->h_dest)) {
+ if (!compare_ether_addr(eth->h_dest, dev->broadcast))
+ skb->pkt_type = PACKET_BROADCAST;
else
- skb->pkt_type=PACKET_MULTICAST;
+ skb->pkt_type = PACKET_MULTICAST;
}
/*
* seems to set IFF_PROMISC.
*/
- else if(1 /*dev->flags&IFF_PROMISC*/)
- {
- if(memcmp(eth->h_dest,dev->dev_addr, ETH_ALEN))
- skb->pkt_type=PACKET_OTHERHOST;
+ else if(1 /*dev->flags&IFF_PROMISC*/) {
+ if (unlikely(compare_ether_addr(eth->h_dest, dev->dev_addr)))
+ skb->pkt_type = PACKET_OTHERHOST;
}
if (ntohs(eth->h_proto) >= 1536)
static int eth_change_mtu(struct net_device *dev, int new_mtu)
{
- if ((new_mtu < 68) || (new_mtu > 1500))
+ if (new_mtu < 68 || new_mtu > ETH_DATA_LEN)
return -EINVAL;
dev->mtu = new_mtu;
return 0;
dev->type = ARPHRD_ETHER;
dev->hard_header_len = ETH_HLEN;
- dev->mtu = 1500; /* eth_mtu */
+ dev->mtu = ETH_DATA_LEN;
dev->addr_len = ETH_ALEN;
dev->tx_queue_len = 1000; /* Ethernet wants good queues */
dev->flags = IFF_BROADCAST|IFF_MULTICAST;