au1000_eth.c: use ether_crc() from <linux/crc32.h>

since the au1000 driver already selects the CRC32 routines, simply replace
the internal ether_crc() implementation with the semantically equivalent
one from <linux/crc32.h>

Signed-off-by: Herbert Valerio Riedel <hvr@gnu.org>
Signed-off-by: Stephen Hemminger <shemminger@osdl.org>
This commit is contained in:
Herbert Valerio Riedel 2006-05-01 15:37:09 +02:00 committed by Stephen Hemminger
parent 6d4b0f617d
commit 8cd35da094

View file

@ -52,6 +52,7 @@
#include <linux/mii.h>
#include <linux/skbuff.h>
#include <linux/delay.h>
#include <linux/crc32.h>
#include <asm/mipsregs.h>
#include <asm/irq.h>
#include <asm/io.h>
@ -2070,23 +2071,6 @@ static void au1000_tx_timeout(struct net_device *dev)
netif_wake_queue(dev);
}
static unsigned const ethernet_polynomial = 0x04c11db7U;
static inline u32 ether_crc(int length, unsigned char *data)
{
int crc = -1;
while(--length >= 0) {
unsigned char current_octet = *data++;
int bit;
for (bit = 0; bit < 8; bit++, current_octet >>= 1)
crc = (crc << 1) ^
((crc < 0) ^ (current_octet & 1) ?
ethernet_polynomial : 0);
}
return crc;
}
static void set_rx_mode(struct net_device *dev)
{
struct au1000_private *aup = (struct au1000_private *) dev->priv;