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ethernet: replace netdev->dev_addr assignment loops

Browse Source 
A handful of drivers contains loops assigning the mac
addr byte by byte. Convert those to eth_hw_addr_set().

Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Jakub Kicinski 2021-10-13 13:44:34 -07:00
parent 68a064028e
commit 562ef98a66
12 changed files with 17 additions and 38 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
drivers/net/ethernet/amd/sun3lance.c
View File

@ -305,7 +305,6 @@ static int __init lance_probe( struct net_device *dev)
unsigned long ioaddr;
struct lance_private *lp;
int i;
static int did_version;
volatile unsigned short *ioaddr_probe;
unsigned short tmp1, tmp2;
@ -373,8 +372,7 @@ static int __init lance_probe( struct net_device *dev)
dev->irq);
/* copy in the ethernet address from the prom */
for(i = 0; i < 6 ; i++)
dev->dev_addr[i] = idprom->id_ethaddr[i];
eth_hw_addr_set(dev, idprom->id_ethaddr);
/* tell the card it's ether address, bytes swapped */
MEM->init.hwaddr[0] = dev->dev_addr[1];

4
drivers/net/ethernet/amd/sunlance.c
View File

@ -1301,7 +1301,6 @@ static int sparc_lance_probe_one(struct platform_device *op,
struct device_node *dp = op->dev.of_node;
struct lance_private *lp;
struct net_device *dev;
int i;
dev = alloc_etherdev(sizeof(struct lance_private) + 8);
if (!dev)
@ -1315,8 +1314,7 @@ static int sparc_lance_probe_one(struct platform_device *op,
* will copy the address in the device structure to the lance
* initialization block.
*/
for (i = 0; i < 6; i++)
dev->dev_addr[i] = idprom->id_ethaddr[i];
eth_hw_addr_set(dev, idprom->id_ethaddr);
/* Get the IO region */
lp->lregs = of_ioremap(&op->resource[0], 0,

7
drivers/net/ethernet/apple/bmac.c
View File

@ -521,17 +521,14 @@ static int bmac_resume(struct macio_dev *mdev)
static int bmac_set_address(struct net_device *dev, void *addr)
{
struct bmac_data *bp = netdev_priv(dev);
unsigned char *p = addr;
const unsigned short *pWord16;
unsigned long flags;
int i;
XXDEBUG(("bmac: enter set_address\n"));
spin_lock_irqsave(&bp->lock, flags);
for (i = 0; i < 6; ++i) {
dev->dev_addr[i] = p[i];
}
eth_hw_addr_set(dev, addr);
/* load up the hardware address */
pWord16 = (const unsigned short *)dev->dev_addr;
bmwrite(dev, MADD0, *pWord16++);

3
drivers/net/ethernet/dlink/dl2k.c
View File

@ -349,8 +349,7 @@ parse_eeprom (struct net_device *dev)
}
/* Set MAC address */
for (i = 0; i < 6; i++)
dev->dev_addr[i] = psrom->mac_addr[i];
eth_hw_addr_set(dev, psrom->mac_addr);
if (np->chip_id == CHIP_IP1000A) {
np->led_mode = psrom->led_mode;

7
drivers/net/ethernet/fujitsu/fmvj18x_cs.c
View File

@ -468,8 +468,7 @@ static int fmvj18x_config(struct pcmcia_device *link)
goto failed;
}
/* Read MACID from CIS */
for (i = 0; i < 6; i++)
dev->dev_addr[i] = buf[i + 5];
eth_hw_addr_set(dev, &buf[5]);
kfree(buf);
} else {
if (pcmcia_get_mac_from_cis(link, dev))
@ -499,9 +498,7 @@ static int fmvj18x_config(struct pcmcia_device *link)
pr_notice("unable to read hardware net address\n");
goto failed;
}
for (i = 0 ; i < 6; i++) {
dev->dev_addr[i] = buggybuf[i];
}
eth_hw_addr_set(dev, buggybuf);
card_name = "FMV-J182";
break;
case MBH10302:

5
drivers/net/ethernet/i825xx/sun3_82586.c
View File

@ -339,14 +339,13 @@ static const struct net_device_ops sun3_82586_netdev_ops = {
static int __init sun3_82586_probe1(struct net_device *dev,int ioaddr)
{
int i, size, retval;
int size, retval;
if (!request_region(ioaddr, SUN3_82586_TOTAL_SIZE, DRV_NAME))
return -EBUSY;
/* copy in the ethernet address from the prom */
for(i = 0; i < 6 ; i++)
dev->dev_addr[i] = idprom->id_ethaddr[i];
eth_hw_addr_set(dev, idprom->id_ethaddr);
printk("%s: SUN3 Intel 82586 found at %lx, ",dev->name,dev->base_addr);

4
drivers/net/ethernet/myricom/myri10ge/myri10ge.c
View File

@ -3739,7 +3739,6 @@ static int myri10ge_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
struct net_device *netdev;
struct myri10ge_priv *mgp;
struct device *dev = &pdev->dev;
int i;
int status = -ENXIO;
int dac_enabled;
unsigned hdr_offset, ss_offset;
@ -3829,8 +3828,7 @@ static int myri10ge_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
if (status)
goto abort_with_ioremap;
for (i = 0; i < ETH_ALEN; i++)
netdev->dev_addr[i] = mgp->mac_addr[i];
eth_hw_addr_set(netdev, mgp->mac_addr);
myri10ge_select_firmware(mgp);

5
drivers/net/ethernet/smsc/smc91c92_cs.c
View File

@ -666,14 +666,13 @@ static int pcmcia_osi_mac(struct pcmcia_device *p_dev,
void *priv)
{
struct net_device *dev = priv;
int i;
if (tuple->TupleDataLen < 8)
return -EINVAL;
if (tuple->TupleData[0] != 0x04)
return -EINVAL;
for (i = 0; i < 6; i++)
dev->dev_addr[i] = tuple->TupleData[i+2];
eth_hw_addr_set(dev, &tuple->TupleData[2]);
return 0;
};

4
drivers/net/ethernet/sun/sunbmac.c
View File

@ -1076,7 +1076,6 @@ static int bigmac_ether_init(struct platform_device *op,
struct net_device *dev;
u8 bsizes, bsizes_more;
struct bigmac *bp;
int i;
/* Get a new device struct for this interface. */
dev = alloc_etherdev(sizeof(struct bigmac));
@ -1086,8 +1085,7 @@ static int bigmac_ether_init(struct platform_device *op,
if (version_printed++ == 0)
printk(KERN_INFO "%s", version);
for (i = 0; i < 6; i++)
dev->dev_addr[i] = idprom->id_ethaddr[i];
eth_hw_addr_set(dev, idprom->id_ethaddr);
/* Setup softc, with backpointers to QEC and BigMAC SBUS device structs. */
bp = netdev_priv(dev);

4
drivers/net/ethernet/ti/davinci_emac.c
View File

@ -1402,7 +1402,6 @@ static int match_first_device(struct device *dev, const void *data)
static int emac_dev_open(struct net_device *ndev)
{
struct device *emac_dev = &ndev->dev;
u32 cnt;
struct resource *res;
int q, m, ret;
int res_num = 0, irq_num = 0;
@ -1420,8 +1419,7 @@ static int emac_dev_open(struct net_device *ndev)
}
netif_carrier_off(ndev);
for (cnt = 0; cnt < ETH_ALEN; cnt++)
ndev->dev_addr[cnt] = priv->mac_addr[cnt];
eth_hw_addr_set(ndev, priv->mac_addr);
/* Configuration items */
priv->rx_buf_size = EMAC_DEF_MAX_FRAME_SIZE + NET_IP_ALIGN;

5
drivers/pcmcia/pcmcia_cis.c
View File

@ -14,6 +14,7 @@
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/netdevice.h>
#include <linux/etherdevice.h>
#include <pcmcia/cisreg.h>
#include <pcmcia/cistpl.h>
@ -398,7 +399,6 @@ static int pcmcia_do_get_mac(struct pcmcia_device *p_dev, tuple_t *tuple,
void *priv)
{
struct net_device *dev = priv;
int i;
if (tuple->TupleData[0] != CISTPL_FUNCE_LAN_NODE_ID)
return -EINVAL;
@ -412,8 +412,7 @@ static int pcmcia_do_get_mac(struct pcmcia_device *p_dev, tuple_t *tuple,
dev_warn(&p_dev->dev, "Invalid header for LAN_NODE_ID\n");
return -EINVAL;
}
for (i = 0; i < 6; i++)
dev->dev_addr[i] = tuple->TupleData[i+2];
eth_hw_addr_set(dev, &tuple->TupleData[2]);
return 0;
}

3
net/atm/lec.c
View File

@ -355,8 +355,7 @@ static int lec_atm_send(struct atm_vcc *vcc, struct sk_buff *skb)
pr_debug("%s: msg from zeppelin:%d\n", dev->name, mesg->type);
switch (mesg->type) {
case l_set_mac_addr:
for (i = 0; i < 6; i++)
dev->dev_addr[i] = mesg->content.normal.mac_addr[i];
eth_hw_addr_set(dev, mesg->content.normal.mac_addr);
break;
case l_del_mac_addr:
for (i = 0; i < 6; i++)