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3c574_cs: spin_lock the set_multicast_list function 

3c574_cs:
 spin_lock the set_multicast_list function.

Signed-off-by: Ken Kawasaki <ken_kawasaki@spring.nifty.jp>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Ken Kawasaki 2009-10-13 00:32:55 -07:00 committed by David S. Miller
parent ab854b24a2
commit e3eef534c5
1 changed files with 12 additions and 1 deletions
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13
drivers/net/pcmcia/3c574_cs.c
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@ -251,6 +251,7 @@ static void el3_tx_timeout(struct net_device *dev);
static int el3_ioctl(struct net_device *dev, struct ifreq *rq, int cmd);
static const struct ethtool_ops netdev_ethtool_ops;
static void set_rx_mode(struct net_device *dev);
static void set_multicast_list(struct net_device *dev);
static void tc574_detach(struct pcmcia_device *p_dev);
@ -266,7 +267,7 @@ static const struct net_device_ops el3_netdev_ops = {
.ndo_tx_timeout = el3_tx_timeout,
.ndo_get_stats = el3_get_stats,
.ndo_do_ioctl = el3_ioctl,
.ndo_set_multicast_list = set_rx_mode,
.ndo_set_multicast_list = set_multicast_list,
.ndo_change_mtu = eth_change_mtu,
.ndo_set_mac_address = eth_mac_addr,
.ndo_validate_addr = eth_validate_addr,
@ -1161,6 +1162,16 @@ static void set_rx_mode(struct net_device *dev)
outw(SetRxFilter | RxStation | RxBroadcast, ioaddr + EL3_CMD);
}
static void set_multicast_list(struct net_device *dev)
{
struct el3_private *lp = netdev_priv(dev);
unsigned long flags;
spin_lock_irqsave(&lp->window_lock, flags);
set_rx_mode(dev);
spin_unlock_irqrestore(&lp->window_lock, flags);
}
static int el3_close(struct net_device *dev)
{
unsigned int ioaddr = dev->base_addr;