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network drivers: sparse warning fixes 

Fix some of the easy warnings in network device drivers.

Signed-off-by: Stephen Hemminger <shemminger@linux-foundation.org>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
This commit is contained in:
Stephen Hemminger 2007-10-05 17:19:47 -07:00 committed by David S. Miller
parent 43b7c451a0
commit ddfce6bb43
7 changed files with 32 additions and 33 deletions
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37
drivers/net/acenic.c
View File

@ -406,7 +406,7 @@ MODULE_DEVICE_TABLE(pci, acenic_pci_tbl);
#define DEF_STAT (2 * TICKS_PER_SEC)
static int link[ACE_MAX_MOD_PARMS];
static int link_state[ACE_MAX_MOD_PARMS];
static int trace[ACE_MAX_MOD_PARMS];
static int tx_coal_tick[ACE_MAX_MOD_PARMS];
static int rx_coal_tick[ACE_MAX_MOD_PARMS];
@ -419,7 +419,7 @@ MODULE_AUTHOR("Jes Sorensen <jes@trained-monkey.org>");
MODULE_LICENSE("GPL");
MODULE_DESCRIPTION("AceNIC/3C985/GA620 Gigabit Ethernet driver");
module_param_array(link, int, NULL, 0);
module_param_array_named(link, link_state, int, NULL, 0);
module_param_array(trace, int, NULL, 0);
module_param_array(tx_coal_tick, int, NULL, 0);
module_param_array(max_tx_desc, int, NULL, 0);
@ -987,27 +987,27 @@ static int __devinit ace_init(struct net_device *dev)
mac1 = 0;
for(i = 0; i < 4; i++) {
int tmp;
int t;
mac1 = mac1 << 8;
tmp = read_eeprom_byte(dev, 0x8c+i);
if (tmp < 0) {
t = read_eeprom_byte(dev, 0x8c+i);
if (t < 0) {
ecode = -EIO;
goto init_error;
} else
mac1 |= (tmp & 0xff);
mac1 |= (t & 0xff);
}
mac2 = 0;
for(i = 4; i < 8; i++) {
int tmp;
int t;
mac2 = mac2 << 8;
tmp = read_eeprom_byte(dev, 0x8c+i);
if (tmp < 0) {
t = read_eeprom_byte(dev, 0x8c+i);
if (t < 0) {
ecode = -EIO;
goto init_error;
} else
mac2 |= (tmp & 0xff);
mac2 |= (t & 0xff);
}
writel(mac1, &regs->MacAddrHi);
@ -1305,10 +1305,10 @@ static int __devinit ace_init(struct net_device *dev)
writel(TX_RING_BASE, &regs->WinBase);
if (ACE_IS_TIGON_I(ap)) {
ap->tx_ring = (struct tx_desc *) regs->Window;
ap->tx_ring = (__force struct tx_desc *) regs->Window;
for (i = 0; i < (TIGON_I_TX_RING_ENTRIES
* sizeof(struct tx_desc)) / sizeof(u32); i++)
writel(0, (void __iomem *)ap->tx_ring + i * 4);
writel(0, (__force void __iomem *)ap->tx_ring + i * 4);
set_aceaddr(&info->tx_ctrl.rngptr, TX_RING_BASE);
} else {
@ -1394,8 +1394,8 @@ static int __devinit ace_init(struct net_device *dev)
/*
* Override link default parameters
*/
if ((board_idx >= 0) && link[board_idx]) {
int option = link[board_idx];
if ((board_idx >= 0) && link_state[board_idx]) {
int option = link_state[board_idx];
tmp = LNK_ENABLE;
@ -2383,8 +2383,9 @@ static int ace_close(struct net_device *dev)
if (mapping) {
if (ACE_IS_TIGON_I(ap)) {
struct tx_desc __iomem *tx
= (struct tx_desc __iomem *) &ap->tx_ring[i];
/* NB: TIGON_1 is special, tx_ring is in io space */
struct tx_desc __iomem *tx;
tx = (__force struct tx_desc __iomem *) &ap->tx_ring[i];
writel(0, &tx->addr.addrhi);
writel(0, &tx->addr.addrlo);
writel(0, &tx->flagsize);
@ -2444,7 +2445,7 @@ ace_load_tx_bd(struct ace_private *ap, struct tx_desc *desc, u64 addr,
#endif
if (ACE_IS_TIGON_I(ap)) {
struct tx_desc __iomem *io = (struct tx_desc __iomem *) desc;
struct tx_desc __iomem *io = (__force struct tx_desc __iomem *) desc;
writel(addr >> 32, &io->addr.addrhi);
writel(addr & 0xffffffff, &io->addr.addrlo);
writel(flagsize, &io->flagsize);
@ -2936,7 +2937,7 @@ static void __devinit ace_clear(struct ace_regs __iomem *regs, u32 dest, int siz
* This operation requires the NIC to be halted and is performed with
* interrupts disabled and with the spinlock hold.
*/
int __devinit ace_load_firmware(struct net_device *dev)
static int __devinit ace_load_firmware(struct net_device *dev)
{
struct ace_private *ap = netdev_priv(dev);
struct ace_regs __iomem *regs = ap->regs;

5
drivers/net/atl1/atl1_main.c
View File

@ -1367,7 +1367,6 @@ rrd_ok:
if (count) {
u32 tpd_next_to_use;
u32 rfd_next_to_use;
u32 rrd_next_to_clean;
spin_lock(&adapter->mb_lock);
@ -1512,7 +1511,7 @@ static void atl1_tx_map(struct atl1_adapter *adapter, struct sk_buff *skb,
unsigned int f;
u16 tpd_next_to_use;
u16 proto_hdr_len;
u16 i, m, len12;
u16 len12;
first_buf_len -= skb->data_len;
nr_frags = skb_shinfo(skb)->nr_frags;
@ -1536,6 +1535,8 @@ static void atl1_tx_map(struct atl1_adapter *adapter, struct sk_buff *skb,
tpd_next_to_use = 0;
if (first_buf_len > proto_hdr_len) {
int i, m;
len12 = first_buf_len - proto_hdr_len;
m = (len12 + ATL1_MAX_TX_BUF_LEN - 1) /
ATL1_MAX_TX_BUF_LEN;

8
drivers/net/dl2k.c
View File

@ -290,7 +290,7 @@ rio_probe1 (struct pci_dev *pdev, const struct pci_device_id *ent)
return err;
}
int
static int
find_miiphy (struct net_device *dev)
{
int i, phy_found = 0;
@ -314,7 +314,7 @@ find_miiphy (struct net_device *dev)
return 0;
}
int
static int
parse_eeprom (struct net_device *dev)
{
int i, j;
@ -1096,7 +1096,7 @@ clear_stats (struct net_device *dev)
}
int
static int
change_mtu (struct net_device *dev, int new_mtu)
{
struct netdev_private *np = netdev_priv(dev);
@ -1331,7 +1331,7 @@ rio_ioctl (struct net_device *dev, struct ifreq *rq, int cmd)
#define EEP_BUSY 0x8000
/* Read the EEPROM word */
/* We use I/O instruction to read/write eeprom to avoid fail on some machines */
int
static int
read_eeprom (long ioaddr, int eep_addr)
{
int i = 1000;

2
drivers/net/e100.c
View File

@ -1990,7 +1990,7 @@ static int e100_poll(struct napi_struct *napi, int budget)
{
struct nic *nic = container_of(napi, struct nic, napi);
struct net_device *netdev = nic->netdev;
int work_done = 0;
unsigned int work_done = 0;
int tx_cleaned;
e100_rx_clean(nic, &work_done, budget);

3
drivers/net/hamachi.c
View File

@ -1017,7 +1017,7 @@ static inline int hamachi_tx(struct net_device *dev)
break;
/* Free the original skb. */
skb = hmp->tx_skbuff[entry];
if (skb != 0) {
if (skb) {
pci_unmap_single(hmp->pci_dev,
hmp->tx_ring[entry].addr, skb->len,
PCI_DMA_TODEVICE);
@ -1069,7 +1069,6 @@ static void hamachi_tx_timeout(struct net_device *dev)
" resetting...\n", dev->name, (int)readw(ioaddr + TxStatus));
{
int i;
printk(KERN_DEBUG " Rx ring %p: ", hmp->rx_ring);
for (i = 0; i < RX_RING_SIZE; i++)
printk(" %8.8x", (unsigned int)hmp->rx_ring[i].status_n_length);

6
drivers/net/natsemi.c
View File

@ -1615,7 +1615,7 @@ static void do_cable_magic(struct net_device *dev)
* (these values all come from National)
*/
if (!(data & 0x80) || ((data >= 0xd8) && (data <= 0xff))) {
struct netdev_private *np = netdev_priv(dev);
np = netdev_priv(dev);
/* the bug has been triggered - fix the coefficient */
writew(TSTDAT_FIXED, ioaddr + TSTDAT);
@ -2502,8 +2502,8 @@ static void __set_rx_mode(struct net_device *dev)
memset(mc_filter, 0, sizeof(mc_filter));
for (i = 0, mclist = dev->mc_list; mclist && i < dev->mc_count;
i++, mclist = mclist->next) {
int i = (ether_crc(ETH_ALEN, mclist->dmi_addr) >> 23) & 0x1ff;
mc_filter[i/8] |= (1 << (i & 0x07));
int b = (ether_crc(ETH_ALEN, mclist->dmi_addr) >> 23) & 0x1ff;
mc_filter[b/8] |= (1 << (b & 0x07));
}
rx_mode = RxFilterEnable | AcceptBroadcast
| AcceptMulticast | AcceptMyPhys;

4
drivers/net/tehuti.c
View File

@ -750,7 +750,6 @@ bdx_vlan_rx_register(struct net_device *ndev, struct vlan_group *grp)
*/
static int bdx_change_mtu(struct net_device *ndev, int new_mtu)
{
BDX_ASSERT(ndev == 0);
ENTER;
if (new_mtu == ndev->mtu)
@ -1002,7 +1001,7 @@ static inline void bdx_rxdb_free_elem(struct rxdb *db, int n)
static int bdx_rx_init(struct bdx_priv *priv)
{
ENTER;
BDX_ASSERT(priv == 0);
if (bdx_fifo_init(priv, &priv->rxd_fifo0.m, priv->rxd_size,
regRXD_CFG0_0, regRXD_CFG1_0,
regRXD_RPTR_0, regRXD_WPTR_0))
@ -1747,7 +1746,6 @@ static void bdx_tx_cleanup(struct bdx_priv *priv)
tx_level -= db->rptr->len; /* '-' koz len is negative */
/* now should come skb pointer - free it */
BDX_ASSERT(db->rptr->addr.skb == 0);
dev_kfree_skb_irq(db->rptr->addr.skb);
bdx_tx_db_inc_rptr(db);
}