net: cosmetic: Rename "x" to "eth_proto"

x is a poor variable name

Signed-off-by: Joe Hershberger <joe.hershberger@ni.com>
Acked-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Joe Hershberger 2012-05-23 07:58:12 +00:00
parent da5ebe2c9a
commit 8d353eb86d
1 changed files with 12 additions and 12 deletions

View File

@ -854,9 +854,9 @@ NetReceive(uchar *inpkt, int len)
{
struct ethernet_hdr *et;
struct ip_udp_hdr *ip;
IPaddr_t tmp;
IPaddr_t dst_ip;
IPaddr_t src_ip;
int x;
int eth_proto;
#if defined(CONFIG_CMD_CDP)
int iscdp;
#endif
@ -891,22 +891,22 @@ NetReceive(uchar *inpkt, int len)
if (mynvlanid == (ushort)-1)
mynvlanid = VLAN_NONE;
x = ntohs(et->et_protlen);
eth_proto = ntohs(et->et_protlen);
debug("packet received\n");
if (x < 1514) {
if (eth_proto < 1514) {
struct e802_hdr *et802 = (struct e802_hdr *)et;
/*
* Got a 802.2 packet. Check the other protocol field.
* XXX VLAN over 802.2+SNAP not implemented!
*/
x = ntohs(et802->et_prot);
eth_proto = ntohs(et802->et_prot);
ip = (struct ip_udp_hdr *)(inpkt + E802_HDR_SIZE);
len -= E802_HDR_SIZE;
} else if (x != PROT_VLAN) { /* normal packet */
} else if (eth_proto != PROT_VLAN) { /* normal packet */
ip = (struct ip_udp_hdr *)(inpkt + ETHER_HDR_SIZE);
len -= ETHER_HDR_SIZE;
@ -930,13 +930,13 @@ NetReceive(uchar *inpkt, int len)
cti = ntohs(vet->vet_tag);
vlanid = cti & VLAN_IDMASK;
x = ntohs(vet->vet_type);
eth_proto = ntohs(vet->vet_type);
ip = (struct ip_udp_hdr *)(inpkt + VLAN_ETHER_HDR_SIZE);
len -= VLAN_ETHER_HDR_SIZE;
}
debug("Receive from protocol 0x%x\n", x);
debug("Receive from protocol 0x%x\n", eth_proto);
#if defined(CONFIG_CMD_CDP)
if (iscdp) {
@ -953,7 +953,7 @@ NetReceive(uchar *inpkt, int len)
return;
}
switch (x) {
switch (eth_proto) {
case PROT_ARP:
ArpReceive(et, ip, len);
@ -992,10 +992,10 @@ NetReceive(uchar *inpkt, int len)
return;
}
/* If it is not for us, ignore it */
tmp = NetReadIP(&ip->ip_dst);
if (NetOurIP && tmp != NetOurIP && tmp != 0xFFFFFFFF) {
dst_ip = NetReadIP(&ip->ip_dst);
if (NetOurIP && dst_ip != NetOurIP && dst_ip != 0xFFFFFFFF) {
#ifdef CONFIG_MCAST_TFTP
if (Mcast_addr != tmp)
if (Mcast_addr != dst_ip)
#endif
return;
}