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[netdrvr] Fix register_netdev() races in older ISA net drivers

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This commit is contained in:
2005-05-12 20:11:55 -04:00
committed by Jeff Garzik
parent 88d7bd8cb9
commit b1fc5505e0
21 changed files with 156 additions and 228 deletions
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20
drivers/net/eth16i.c
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@@ -473,13 +473,7 @@ struct net_device * __init eth16i_probe(int unit)
err = do_eth16i_probe(dev);
if (err)
goto out;
err = register_netdev(dev);
if (err)
goto out1;
return dev;
out1:
free_irq(dev->irq, dev);
release_region(dev->base_addr, ETH16I_IO_EXTENT);
out:
free_netdev(dev);
return ERR_PTR(err);
@@ -569,7 +563,13 @@ static int __init eth16i_probe1(struct net_device *dev, int ioaddr)
dev->tx_timeout = eth16i_timeout;
dev->watchdog_timeo = TX_TIMEOUT;
spin_lock_init(&lp->lock);
retval = register_netdev(dev);
if (retval)
goto out1;
return 0;
out1:
free_irq(dev->irq, dev);
out:
release_region(ioaddr, ETH16I_IO_EXTENT);
return retval;
@@ -1462,12 +1462,8 @@ int init_module(void)
}
if (do_eth16i_probe(dev) == 0) {
if (register_netdev(dev) == 0) {
dev_eth16i[found++] = dev;
continue;
}
free_irq(dev->irq, dev);
release_region(dev->base_addr, ETH16I_IO_EXTENT);
dev_eth16i[found++] = dev;
continue;
}
printk(KERN_WARNING "eth16i.c No Eth16i card found (i/o = 0x%x).\n",
io[this_dev]);