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[POWERPC] netdevices: Constify & voidify get_property()

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Now that get_property() returns a void *, there's no need to cast its
return value. Also, treat the return value as const, so we can
constify get_property later.

powerpc-specific network device driver changes.

Signed-off-by: Jeremy Kerr <jk@ozlabs.org>
Signed-off-by: Paul Mackerras <paulus@samba.org>
This commit is contained in:
Jeremy Kerr 2006-07-12 15:41:03 +10:00 committed by Paul Mackerras
parent 294ef16a2e
commit 1a2509c946
4 changed files with 16 additions and 13 deletions
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13
drivers/net/bmac.c
View file

@ -1264,7 +1264,8 @@ static int __devinit bmac_probe(struct macio_dev *mdev, const struct of_device_i
{
int j, rev, ret;
struct bmac_data *bp;
unsigned char *addr;
const unsigned char *prop_addr;
unsigned char addr[6];
struct net_device *dev;
int is_bmac_plus = ((int)match->data) != 0;
@ -1272,14 +1273,16 @@ static int __devinit bmac_probe(struct macio_dev *mdev, const struct of_device_i
printk(KERN_ERR "BMAC: can't use, need 3 addrs and 3 intrs\n");
return -ENODEV;
}
addr = get_property(macio_get_of_node(mdev), "mac-address", NULL);
if (addr == NULL) {
addr = get_property(macio_get_of_node(mdev), "local-mac-address", NULL);
if (addr == NULL) {
prop_addr = get_property(macio_get_of_node(mdev), "mac-address", NULL);
if (prop_addr == NULL) {
prop_addr = get_property(macio_get_of_node(mdev),
"local-mac-address", NULL);
if (prop_addr == NULL) {
printk(KERN_ERR "BMAC: Can't get mac-address\n");
return -ENODEV;
}
}
memcpy(addr, prop_addr, sizeof(addr));
dev = alloc_etherdev(PRIV_BYTES);
if (!dev) {

2
drivers/net/mace.c
View file

@ -113,7 +113,7 @@ static int __devinit mace_probe(struct macio_dev *mdev, const struct of_device_i
struct device_node *mace = macio_get_of_node(mdev);
struct net_device *dev;
struct mace_data *mp;
unsigned char *addr;
const unsigned char *addr;
int j, rev, rc = -EBUSY;
if (macio_resource_count(mdev) != 3 || macio_irq_count(mdev) != 3) {

12
drivers/net/spider_net.c
View file

@ -1812,10 +1812,10 @@ spider_net_setup_phy(struct spider_net_card *card)
*/
static int
spider_net_download_firmware(struct spider_net_card *card,
u8 *firmware_ptr)
const void *firmware_ptr)
{
int sequencer, i;
u32 *fw_ptr = (u32 *)firmware_ptr;
const u32 *fw_ptr = firmware_ptr;
/* stop sequencers */
spider_net_write_reg(card, SPIDER_NET_GSINIT,
@ -1872,7 +1872,7 @@ spider_net_init_firmware(struct spider_net_card *card)
{
struct firmware *firmware = NULL;
struct device_node *dn;
u8 *fw_prop = NULL;
const u8 *fw_prop = NULL;
int err = -ENOENT;
int fw_size;
@ -1898,7 +1898,7 @@ spider_net_init_firmware(struct spider_net_card *card)
if (!dn)
goto out_err;
fw_prop = (u8 *)get_property(dn, "firmware", &fw_size);
fw_prop = get_property(dn, "firmware", &fw_size);
if (!fw_prop)
goto out_err;
@ -2058,7 +2058,7 @@ spider_net_setup_netdev(struct spider_net_card *card)
struct net_device *netdev = card->netdev;
struct device_node *dn;
struct sockaddr addr;
u8 *mac;
const u8 *mac;
SET_MODULE_OWNER(netdev);
SET_NETDEV_DEV(netdev, &card->pdev->dev);
@ -2089,7 +2089,7 @@ spider_net_setup_netdev(struct spider_net_card *card)
if (!dn)
return -EIO;
mac = (u8 *)get_property(dn, "local-mac-address", NULL);
mac = get_property(dn, "local-mac-address", NULL);
if (!mac)
return -EIO;
memcpy(addr.sa_data, mac, ETH_ALEN);

2
drivers/net/sungem.c
View file

@ -2896,7 +2896,7 @@ static int __devinit gem_get_device_address(struct gem *gp)
if (use_idprom)
memcpy(dev->dev_addr, idprom->id_ethaddr, 6);
#elif defined(CONFIG_PPC_PMAC)
unsigned char *addr;
const unsigned char *addr;
addr = get_property(gp->of_node, "local-mac-address", NULL);
if (addr == NULL) {